Reynolds 853 vs 4130

 

Different tube sets have different geometries based on what kind of material properties the steel has as well as their intended use. Learn which one is right for your project. 5 x 2. Eric Gibaud. #3 · Aug 11, 2010 (Edited) Robert, Reynolds 753 is heat treated 531. The first is obvious, the frame will be lighter. The stuff was barely ever exploited in terms of drawing thinner butted tubing (compared to the state that 4130 has been manipulated to) and few bikers actually needed the higher strengths of the alloy at the joints because good frames so rarely failed there to begin with. Wheel size. Reynolds 631: is the cold-drawn version of the 853, with similar air-hardening advantages in the weld zone Reynolds 725: Chrome-moly steel, based on the industry standard 4130 steel alloy. A full custom geometry TIG welded hard tail frame. 4130 can be drawn to feel exactly the same as Reynolds 520 if it uses the same tubing profiles. This tube range is heat-treated Reynolds 525: Also based on the 4130 steel. Worldwide Shipping: US$145 *Don't include taxes Available tubings: Reynolds 853 Reynolds 631 Reynolds 725 *(no stock) Reynolds 520 Double butted Chromoly 4130 Full description below. It's all in how it works. Reynolds I imagine, hold patents for their tubing, which is why Feb 20, 2008 · So, the Nashbar frame at $290 is 853 Reynolds steel. Rated 5. Originally iirc there was only one 853 tubeset for both mtb and road. 8/0. stevecaz. a steel frame with a lower end or mid level build kit. The chemistry is slightly different. Probably the most popular and widely used of all of Reynolds’ performance-orientated steel offerings; hitting that sweet spot of performance, weight and cost. Thus a tube of 725 can be made with thinner walls, saving weight without loss of strength – provided that will not Reynolds 853: Proprietary Air-Hardening Heat-Treated: 180-210 KSI: 10% Min: Reynolds 853 is made from a seamless steel alloy originally developed for the side impact beams on high performance cars. The second is not so obvious until you actually ride the bike using the better quality tubing. REVIEWS DEALS BIKESHOPS TRAILS The differences between 4130 Chromoly and Reynolds 520 steel are pretty minimal (Reynolds 520 actually is made with Chromoly) but the difference between either of those and Hi-Ten is pretty big. Check the mechanical properties of 4130 and 3-2. Cynikal Apr 26, 2019 · That's what I understand, too. I really like the Reynolds ones and I have a bigger frame size (555mm ST centre to centre). They'r all* the same *well nearly, 4130 and 520/525 are often made from the same metal (in the same factory in the case of some 520's). #2 · Jun 17, 2011. 19mm hollow internally and externally machined spindle. Hi-Ten (high-tensile, presumably) steel is usually tacked onto cheap frames and bikes as a marketing buzzword to make it sound higher quality than it is. Reynolds developed alternative processes for titanium mandrel butting, magnesium mandrel butting and the latest product, our Maraging 953 stainless steel. 27. It seems as though all of. Found a KHS Flite 800 Reynolds 853 bike for $550. Thread: Butted 4130 vs 631 vs 853. 5/0. Columbus Brain, Zona, Foco, TT OSX, OSX platinum. That is the wall thickness is greater at the ends where the greatest stress is and thinner in the middle. 2. Most race car tubing is made of 4130 as well. In relation to the "feel" of the bike, we are an engineering focused Jan 25, 2016 · In ‘4130 Chromoly’, the "41" means that it is a low alloy steel containing chromium and molybdenum (about 1% and 0. 00 Includes frame, fork*, headset** & VAT. View Single Post 10-31-17, 08:13 AM #12 Bandera ~>~ Join Date: Mar 2013. com, and has a spec sheet that compares to many bikes costing several times its asking price. Tensile of 4130 is 95ksi and a yield of 75ksi and Grade 9 (3-2. Read full description >>. 4 oz. Grrr. Yours looks like a fun bike, BTW. 4″ tires. Tektro mechanical disc brakes. 3-2. Reynolds has since come out with 501, 555, 753, 853, etc. But this increase in performance and reduction in weight comes with a higher price tag (US$4-6K premium) to the end user. Apr 20, 2023 · Just back from a thrash on my 853 Rourke gravel, love it! I never got an 853 seat-tube sticker though if anyone at Reynolds would like to see me right 😉. Our Reynolds 520 series is normally a welded, cold-drawn version. 853 is an engineered product NOT simply a steel alloy. The primary reason for it existence is its ability to be tig welded, thus producing lower cost and lower quality Nov 10, 2016 · Reynolds 753 was essentially a heat-treated version of the company's familiar 531 manganese alloy steel. However if you can afford it and you're not going anywhere exotic then 853 is 100% worth it imo, if you can Sep 2, 2020 · - there isnt a big difference between 631 vs 4130 - the specific tubings here would be a Taiwanese 4130 vs Reynolds 631 (with the Reynolds having some of their alloy additives) - If I go with 853, it makes sense if i can get the 0. The bummer is that for tubes for full suspension frames, it can be helpful to have straight gauge options, but Aug 11, 2010 · 1813 posts · Joined 2007. 631 is the same alloy as 853, except bendable because it lacks the final heat treatment. Now go to the most common, quality cycletube steel which is 4130 Cr-Mo*** – this has almost identical properties as the old Reynolds 531 and is what Reynolds 525 and 520 is made of, it's also almost certainly what any quality bike manufacturer uses for their own-brand or generic Cr-Mo tubing - This gives a typical UTS of 1110 Thread: 4130 CroMo vs. OX Gold, OX Platinum and other high end steels are just as good. Nov 3, 2016 · 4. 'maybe' better for you at 210lbs. *Don’t include taxes. 00 Add to cart; Custom Chromoly 4130 Steel Fork $ 80. May 16, 2009 · Steel tubing with added metals to make alloys. This seamless cold drawn steel tube will allow the benefits Mar 24, 2010 · A good builder can make a big difference, but that's not to say that a generic frame won't ride nicely, too. In terms of overall tensile strength, here is the order from strongest to weakest of common bike tubing steels (We currently use Tange Prestige heat-treated CrMo): Heat-treated air hardened steel (micro-alloy) (Reynolds 853, Columbus Foco, TrueTemper OXPlatinum)*. This bend supports building a strong frame because it allows the tube to attach at the base of the head tube. An IRD on closeout in the $250-$300 range,and a frame on ebay in the $100+ range. May 26, 2021 · Disc vs rim brakes. Price and frame size is right, and have heard 853 is the best Reynolds has to offer. Reynolds 525: 25CrMo4: 114 KSI: 10% Min Apr 18, 2008 · My last reynolds 853 bike was a Dekerf st. The Zion at $145 is 4130 Cromoly. The raw material could be butted (down to 0. Figure out what you need and start looking. All their steels have a 3-digit number. However, there’s a limit to how thin you can go, limiting how light a steel frame can ultimately be. 853 is amazing steel but cannot be fixed easily in the event of denting. Drawn at their Birmingham workshop, 853 is a seamless, cold-drawn, heat-treated Chromoly with the added benefit of air-hardening properties. 4130 Steel. But if you take a frame that plays to the material’s cliches Dec 29, 2021 · First, bikesdirect. Nov 30, 2019 · Reynolds 853 steel frame, full GRX 800 drivetrain, decent wheels, and good tires as built for $1800. Tange started out in 1920, originally producing bicycle forks, and expanding to butted tubing in the 1950s A full custom geometry TIG welded hard tail frame. The term “air-hardening” refers to a special category of steels that when welded and allowed to cool in air, actually get harder in the weld area. 5 style design saves weight by eliminating one spindle bolt. Finally the DZB butting profile for 853 provides additional strength where needed. After it's heated above 850 C it gets even stronger, but more brittle. Since 1998 it has been reconfigured and up graded to a strength level very similar to that of Reynolds legendary 531 tubing. The 500 series steel is easy to work with – both to cut and mitre, and to shape. 4130 chrome moly is “aircraft” quality. The joints actually gain strength as they cool. May 30, 2008 · This is very much appreciated. Oct 28, 2016 · 396 posts · Joined 2006. #1 · Oct 28, 2016. 4 mm at the centre. Mar 11, 2024 · WTB Riddler, 27. So is Reynolds 631. 4130 CroMo is too generic of a termit only specifies a type of steel, not the actually tube diameter, thickness, and butting. From what I remember the Zurich, and Maillot Jaune models that were 853 were full 853. The processes above can also be applicable to aluminium butted tubes. and stiffness (about 30% greater than 4130). The metal itself has different compositions and processing to reach the desired metal characteristics (if you have specs, you can look up the corresponding parts on wiki or Weight savings from butting provide competitively priced, light framesets. As the number gets bigger, they will generally have a better strength to weight ratio. Here's a link with some people discussing 853 vs. Location: TX Hill Country. The price of steel materials is a critical factor in any manufacturing project. However, I really want V-brake bosses which the cheaper priced Zion does not have. 5. Is 4130 hard to machine? Machinability – AISI 4130 steel can be easily machined using conventional methods. Both weight about the same. Dec 14, 2023 · 24. Hi-ten steel has a tensile strength of 26,000 psi, while 4130 chromoly steel has a tensile strength of 80,000 psi. We would like to show you a description here but the site won’t allow us. And don't be sold on 853 only. Thread: 4130 CroMo vs. 7 mm thick at the butts and only 0. 5 pounds with pedals. It still rankles that when I had my Reynolds 531ST frameset resprayed they put on a 531C sticker as they couldn't source the proper one. Our Reynolds 520 series is normally a welded, cold-drawn version But 4130 is just an alloy. *. SRAM Apex 1 11-speed drivetrain. 5 Ti) Ti is 90ksi and 70ksi. Reynolds itself used to recommend in literature that builders pair 853 frames with fork blades made of 631 or 725. While 4140 and 4130 steels share similarities, it’s important to understand their differences to make an informed choice for your project. in welded and fillet-brazed structures. Most say it has more to do with the construction than the frame material. By the early 1990s, Reynolds’ raw material for bicycle tubing use was made using “long draw” benches at the Oldbury, West Midlands factory by sister companies within the TI Group (Accles and Pollock) instead of in Tyseley, Birmingham from the 1970s. Tensile Strength wise the OX Platinum has a KSI rating of 190 to 217 REYNOLDS 853 1250-1400 MPa. That said, never ridden either, owned a whole BUNCH of steel rides, of both regular cromo (surlys, for example) and the refined 853 reynolds (my OLD norco rampage was an 853 reynolds bike). Watch on. 4130 Swift; great geometry and great ride, but a bit heavy. Jun 7, 2011 · 462 posts · Joined 2009. > Reynolds. I also have a few older steel bikes (531/4130) and the ride similarities are indicative of the steel family - very comfortable - very stable. UK Reynolds 853 Stanton Sherpa vs 4130 Chromoly Steel Stanton Sherpas How Do They Ride?, All-City Macho King Cyclocross Signature dropouts, signature seat collar, custom English threaded bottom bracket shell, reinforcements on the UK Reynolds 853 Stanton Sherpa vs 4130 Chromoly Steel Stanton Sherpas - How Do They Ride? 6054600. In the early testing phase, we did achieve tensile strength values over 2000 MPa – over 50% stronger Mar 27, 2020 · Reynolds、Columbus、TANGEなどの名前がよく目にされると思います。 しかもそれぞれReynolds 853、725、520、Columbus CROMO、ZONAとか品番もついています。 そして上記の名前が入ってない時、単にクロモリ（Cr-Mo）か、4130 CrMo で表記する場合もあります。 Steel tubing for Cycle-tourists, Reynolds 531, 520, 853, Tange. Reynolds 853 – Heat Treated. 531 is a diffenernt formula. Posts: 5,931 Cost Comparison: 4140 vs. Mild Steel is what you'd expect your 'supermarket' bike to be made of and has a pretty pathetic Yield of 247 MPa**. Crank arm length: 175mm. Sep 4, 2015 · Mark Reilly, of Nerve Bicycles, Brighton, is building a gravel bike of Reynolds 853 and Columbus tubing. com, I found the Diamondback Metric 1 available at diamondback. Rollin With No Colon! Reynolds 725: 25CrMo4 Heat-Treated: 157-186 KSI: 10% Min: Using an industry standard steel alloy, Reynolds mandrel butt and then heat-treats this alloy. Is Mar 2, 2011 · Chrome moly comes in many forms and in the 41xx series there are many variations from 4118 to 4161. Without checking the numbers on google, I think 853 is stronger than 4130. Dec 1, 2023 · 1995-1996: The Evolution of Steel with 853 and 631. Reynolds 531 and 4130 are very similar in their structure and properties. 853 is a heat-treated alloy that is about 40% stronger than 531 before any welding/brazing is performed. What is more important is that the frame is built for your requirements. 25" to get the benefit of the better strength/size ratio of the 853 in metallurgical terms: a lot. BUT the builder's build is more important than the tubing. Following on from the success of 853, Reynolds have added 631 to the range of AIR HARDENING STEEL tube sets. "The increased complexity can mean you have to use different brazing at different joins Jul 26, 2004 · Lowest price for a frame from these guys is going to be in the $600 range. Boost your knowledge now! Dec 4, 2023 · Our development project in 2005/06 resulted in the first Reynolds 953 stainless maraging tubesets, with superior mechanical properties. Jun 26, 2012 · Both 853 and OX tubesets will be lighter and stronger then the 4130. 273 posts · Joined 2005. These handy 80 second ‘Tube Map’ videos provide an overview of the key differences between our ranges of tubing, as well as offering you some background knowledge about Nov 13, 2019 · The new Mulekick 853 gravel bike is offered through BikesDirect. The one advantage 853 has is weight. 725 is a material that allows thin gauge, tight tolerance tube, providing maximum weight saving for competitive use. Discover the key differences between 4140 and 4130 steel, including their composition and applications. Reynolds 753 - heat treated. 725 can be TIG welded and used within our "Designer Select" combinations including 853 and 631 tubes. Thanks in advance. 8 gauge with 1. 5 has a superior strength to weight ratio. UTS – 81 – 91 Tsi. 853 has equivalents from all the other manufacturers, ditto Aug 21, 2023 · Tensile Strength. Apr 8, 2004 · So, any frame made from Nemo, 853, OX Platinum, etc. 520 is "just" standard cro-mo – 4130 I think. Worldwide Shipping: US$145. Some versions of the tubing were drawn down as thin as 0. "regular" 4130. > The is because 853 require high temperatures, and he uses silver solder > (too cool, I guess) in his lugged models. You will notice nothing, 853 is thinner so I would say use the 725 as it's thicker walled. Using an industry standard alloy with mechanical properties similar to our famous 753 brand, Reynolds mandrel butt and heat-treat this alloy so that thinner walls can be used compared to non-heat-treated steels. The 4130 contains about 1% Cr which should add some rust resistance but it has a slightly lower carbon content. Heat treating can improve material properties – that's heating and cooling the material in a specific way. Like. The heat treating boosted the tensile strength of the steel by about 50% and made it possible to draw the tubing much thinner than regular 531. 00 out of 5 $ 379. Much stronger than traditional chromoly. For a long time, 531 was their best. Or machined out of a brick of 4130. The big advantage of 4130 is that it's A. In the case of charge, they made pretty stiff frames out of both. Easily welded and repaired. Reynolds 525 and 725 use the same base alloy (very similar, if not the same as 4130), but 725 has improved properties due to heat treatment. 4” or 700c x 42mm tire clearance. desirable because pound per pound compared to 1020 steel, it’s much much stronger. View Single Post 10-31-17, 08:48 AM Like 4130, 753 and other tubes can be butted to different diameters. . 501 is closest to 4130. 3% carbon, alloyed with chrome and molybdenum), but 725 is heat-treated, boosting its strength by about 50%. Marino Gravel Frame – Reynolds 520. Get your own custom steel frame made with Reynolds 853, Reynolds 631, Reynolds 725 (*No stock), Reynolds 520 or Chromoly 4130. One of the key differences between hi-ten steel and 4130 chromoly steel is their tensile strength. Mar 29, 2007 · This is why you can end up with a 3-1/2 pound frame instead of the normal "old school" steel 5 to 7 pound frame. One of the best gravel bikes on the list, the All-City Gorilla Monsoon is a great steel-framed do-it-all bike with ultra-wide tires and a dropper post. Reynolds 725 – Chrome-Moly. Cheaper and B. Since 853 can be drawn thinner, it can be more compliant, but it doesn't have to be. I believe if the bike had a badge that read '853 Select' it was 853 with 725 stays, Full 853 was called '853 ProTeam' or something like that. It could just as easily be made of solid bars of 4130. All of them are steel, and all of them have their own characteristics. But all else is not equal. Reynolds 525: Also based on the 4130 steel. Kung Fu Mariachi – great ride but a bit heavy with the Mar 17, 2004 · Also, 1/2 cost 4130 bike usually aren't manipulated for ride characteristics quite a smuch as high dollar reynolds bikes. Reynolds is one of the biggest names in bicycle steel and has a very long history. 853 Sir9 – too big for me (go on the small size for a 29er) so horrible ride. "Pro Team" implies that the frame uses 853 throughout the entire bike, while a bike marked as "853" might only use those tubes in the main triangle seat tube / top tube / down tube. Dec 19, 2019 · Following your suggestion, I just figured out a ball park price of materials for a full suspension frame with 921 Reynolds tubes and 304L stainless small bits. The ride feel, the liveliness of the bike, and the ride comfort will all be noticeably improved. It can be manipulated with simpler tools. Reynolds 853. Heat-treated and air hardened Reynolds 853 steel. Aug 13, 2009 · What Bike to Buy. 6mm wall and the Columbus ones are mostly 0. They are chemically the same steel (0. However, it does seem that the geometry is that of a CX bike rather than a contemporary gravel machine The UTS of 853 is higher than 631. Comparison of 4140 vs 4130 Steel. 2% respectively). Reynolds road SS are 0. For the cyclist there are 2 main benefits. It's roughly double the cost of 4130 steel (with 1018 steel small bits). 853 is still Reynold's best. - In theory, bicycle tubing could be made with 4130 steel Reynolds 525/520 is the entry point into butted steel tubing. Reynolds recommend 725 or 631 forks for use with 725 road and touring frames. Second, adjustments to assembly are necessary if you want to do right by your Jan 9, 2007 · Reynolds 525 non heat treated chrome moly has been in Reynolds inventory of bicycle tubes for many years. True Temper OX Gold and Platinum is the same alloy. M. 3mm wall thickness) and then aged to different strength levels. View Single Post 10-22-20, 01:34 AM #32 I really like the Reynolds ones and I have a bigger frame size (555mm ST centre to . A rep stated a medium weighs 20 pounds, which seems believable since an owner of a Whipshot 853 (Force 1) also said 20. IMHO, this is the far greater benefit to the average cyclist Jul 19, 2011 · All things being equal, a 853 frame will be lighter and stronger than a standard cro-moly frame. The tubing should be stiff enough (through the appropriate wall thickness and diameter) for your typical load. However, due to this stiffness, it is recommended that 725 or Jan 24, 2018 · From 631 to 953, there’s a wide variety of Reynolds tubes available, so we’ve created our very own Reynolds tubing guide for you in the form of a short video series. They're just labeled and marketed by different bicycle tubing supplies, and drawn to different butt profiles, and offered in different heat treatments. Period. brazed, only welded. So if you want to go around the world to Mongolia 4130 is probably the best bet. 30%. Reynolds 725 is our most popular tube set, it offers an excellent combination of comfort and performance. 8 I think. It depends on construction as much as anything else. Mar 9, 2009 · In other words, a touring bike made of 531 would more than likely have a different 531 tubeset than a racing bike, etc. 520 is a Taiwan made Cro-Moly steel that is not heat treated but made to Reynolds standards (same as their 525 tubing). May 30, 2021 · (T45) Reynolds has superseded this tube set with a number of innovations such as Reynolds 753 and the more current 853. What causes 631 to get bent is that it has a lower yield strength. Jan 13, 2014 · Both companies made high-quality bicycle tubing that was in many ways the equal of European tubing giants Reynolds and Columbus -- although acceptance by the performance and high-end bicycle market (at least outside of Japan) took time. E3 Welding Process ensures the most dependable frame construction possible. The thicker wall sections will produce a frame that although heavier will have exceptional fatigue strength, and be easier to repair if damaged. My two current 4130 bikes are a pre-trek Bontrager race-lite (ss) and the inbred (29er ss). While reynolds is arguably the more boutique material of the two the truth is that the real difference between the two bikes you mention will come down to geometry and build (wheels especially). The short answer to your question is that Reynolds 725 is ‘better’ than 525. 725 can be TIG welded and can also be using in a “Designer Select” combination with Reynolds air hardened range of 853 and 631 tubing. Supposedly OX resists rust better then 853, but I have Reynolds 531 that is 22 years old without a spec of rust on or in it, so not sure if the rust thing is all that important as long as you take care of it. Reynolds 520 range can be used for sports car chassis, suspension units, motorcycle race frames etc. 4130 Steel: Generally, 4130 is less expensive than 4140. The Reynolds “520” range uses the same alloy, made under license for us in Taiwan and subject to the same quality standards. Feb 9, 2007 · This material is ideal for TIG welding and brazing, with joining by lug or lugless construction. Dec 31, 2005 · Your '853' bicycle probably has something else in the rear triangle, like 753 or 725. Tire clearance is reported at 700x40mm May 15, 2022 · Reynolds. Jun 28, 2011 · Most titanium alloys are stronger than CroMo. I have been riding my Surly Crosscheck (4130 CroMo) for the past year and really enjoy the ride quality of Aug 21, 2023 · 4140 is an American steel grade, equivalent to China’s alloy structural steel 42CrMo, and 4130 is an American steel grade, equivalent to China’s 30CrMo. The "30" indicates a carbon content of 0. It’s. Reynolds 853:This is a modern and stiff tubeset with a strength to weight ratio that is similar to titanium. 853 has a higher strength to weight ratio, has better fatigue strength. 1250-1450 MPa. I think Reynolds add a metal (or some element) which actually "air hardens" the tubing when welded, where as straight 4130 softens and weakens under very hot (welding) tempratures. might differ quite a bit from another frame built with the same material. After purchasing my bike from bikesdirect. It will use thicker walls and butts as the tubing will lose strength at the welds. In 1902 they published their first bicycle tubing catalog. He uses 853 in his tig frames, and 753 in his lugged frames. com isn't the cheapest. Ive read that Oct 16, 2020 · Higher quality steels like 4130 CrMo or Reynolds 631 and 853 have a much higher yield strength, 3–4 times stronger, allowing much thinner-walled (hence lighter) tubes to be used. Its lower alloy content reduces the cost, making it a budget-friendly option for projects where its mechanical properties are sufficient. 520 makes a good riding frame, but is will Custom Frame for Gravel, Fixed/Fixie, Cyclocross, Road or Bikepacking. Bike Type. Apr 22, 2007 · Reynolds 853 IS a chromoly steel its just a different specific alloy than 4130. 180 – 210 Ksi. View Single Post 10-30-17, 05:59 PM #3 Bandera ~>~ Join Date: Mar 2013 if I went to a bike with Reynolds 853, or I won't argue with you, as I don't have personal experience on 853. Price considered, are there any ride differences between the two steels? I say price considered because a $150 difference is significant for my wallet. Heat-treated CrMo (Tange Prestige HT, TrueTemper Verus HT Reynolds 725) Cold Jun 21, 2020 · Most cycling steel alloys are based on 4130 Chromoly. You can see some for Columbus here. This means thinner wall tubing could be used, and frame designers usally up the diameter of the tubes a bit to get stiffness on par again. This tube range is heat-treated. Tensile strength measures a material’s ability to withstand being stretched or pulled without breaking. Highlights for the build include a Shimano GRX 2×11 drivetrain, hydraulic disc brakes, DT Swiss Spline tubeless-ready wheels, and Ritchey cockpit. These small percentages don't seem like much, but changing the amounts only slightly will affect mechanical properties of the steel quite a bit. Nov 29, 2012 · Posted November 30, 2012. I believe the 853 pro team is thinner. I've had great results w/ Surly Steamrollers (generic 4130 chromoly) as well as Lemond Poprads (both the Reynolds 853 and True Temper OX versions), and have never paid more than $350 for any of 'em. com for the same price, *with professional sales reps available on the phone. Now go to the most common, quality cycletube steel which is 4130 Cr-Mo*** – this has almost identical properties as the old Reynolds 531 and is what Reynolds 525 and 520 is made of, it's also almost certainly what any quality Dec 15, 2009 · The difference is that 520 is Asian produced tubing made to Reynolds specifications. 00 Add to cart; Custom Built Steel Hardtail Nov 5, 2023 · 4130 steel finds applications in various industries, particularly in the automotive sector, where it is used to manufacture gears, drill bits, cutting tools, and more. I had the bike itch today and poked around Craigslist. 125" TT and 1. 3mm in the center sections of butted Thread: 4130 CroMo vs. There are many other factors in frame design, so the Reynolds 631 – cold drawn. Lastly when you buy a top quality tube it is butted. 5 was developed for hydraulic tubing applications in aerospace. The lightest 853 frame tubing is 0. Yes. What you mean is that Ti alloy 3-2. In fact I spoke with a helpful rep today. Because of the heat treating, it is stronger than 531 (531 has an Ultimate Tensile Strength of 100-130 Ksi, while 753 has a UTS of 157-186 Ksi). Reynolds 853 et al. > So here's my dilemma: I much prefer the look of lugged frames over tig, > but I also thought I'd want the top of the line tubeset, namely 853. I have an '02 853 Lemond Zurich and the ride is splendid. A typical strong 853 frame can come out at 3 pound, a Chro-Mo 5+ and the mild steel option 8+. As said "all else being equal" thiner walls = flexier. Accles created a subsidiary, which Apr 30, 2021 · A titanium frame with a high end build kit can achieve a 15-20% reduction in total bike weight vs. Reynolds also produces stainless steel tube sets for bicycle frame building – these are 925 and 953. So the 853 frame would be lighter, but more or less the same stiffness. Reynolds 725: Chrome-moly steel, based on the industry standard 4130 steel alloy. the steel recumbents are 4130 chromoly. Feb 8, 2015 · In the case of the 853 DZB tubes Reynolds creates the bend for the fork clearance in their factory prior to the heat treating step. See Reynolds and On-One (under the materials bit) 853 does seem fairly impervious to rust though – bare patches on Mar 8, 2010 · Personally I think air-hardening tubing was a stupid gimmick as far as bike frames go. £2995. 853 cannot be. Why it works: UTS: 1080-1280 MPa, Reynolds 631: is the cold-drawn version of the 853, with similar air-hardening advantages in the weld zone. steel. When you say that a frame is "4130" it tells you nothing. Each of these products have specific technical challenges that required innovative techniques to be used. It truly is a versatile tube set, we have built frames for short course Jul 29, 2008 · Re: Reynolds 531 VS 4310 cromo. wg nj hm jn kz uh jx na vr zu