2205 STAINLESS STEEL ROUND BAR & RODS | PUXIN METAL
Grade：S32205;SUS 329J3L;STS 329J3L;S31803;X2CrNiMoN 22-5-3;1.4462;1.4462
Round Bars（OD）: 4mm ~ 500mm
Length: 1M ~ 6 M, Support customization
Surface: Cold drawn, Primary, polished, bright, smooth, ground
MOQ: 5 TON
Samples: Free
Shape:Round, Square, Flat, Hexagonal;Customizable
Fast delivery: delivery cycle is 15-30 days.
Application:Oil and gas pipelines, heat exchanger fittings.
| Quantity: | |
|---|---|
PRODUCT DESCRIPTION
2205 STAINLESS STEEL ROUDND BAR & ROD | PUXIN METAL
Round Bars（OD）: 4mm ~ 500mm
Length: 1M to 6 M, Custom Cut Lengths
Standards: ASTM A240/A240M--01
Grade：S32205;SUS 329J3L;STS 329J3L;S31803;X2CrNiMoN 22-5-3;1.4462;1.4462
Surface: Frosted/Polished/Mirror/Brushed
Technical: Cold Rolled or Hot Rolled
Service: Support OEM & ODM, Customized Size or Shape
MOQ:5 TON
Stock: 3000 Ton
Samples: Free
Trade Term: FOB,CFR,CIF
Payment Term T/T;L/C;WesternUnion;Paypal
Fast delivery: delivery cycle is 15-30 days.
Application: High strength rotary axis in corrosion resistant environment；Press Roll.
”CHOOSE PUXIN METAL AND LOOK FORWARD TO HEARING FROM YOU！“
2205 duplex stainless steel bar has become an innovative choice in the field of industrial manufacturing due to its excellent performance and high cost performance. As a duplex stainless steel made of 22% chromium, 2.5% molybdenum, 4.5% nickel and nitrogen elements, its yield strength is more than twice that of ordinary austenitic stainless steel, giving designers more lightweight space - thinner sections can meet strength requirements, significantly reducing material usage and transportation costs, and more economical than traditional stainless steels such as 316 and 317L under the same working conditions. The alloy is stable in a wide temperature range of -50°F to +600°F. When used beyond the range, it needs to be carefully evaluated in combination with the characteristics of the welding process. Its core value lies in overcoming multiple corrosion challenges in harsh environments.
In the field of corrosion protection, 2205 stainless steel bars show all-round competitiveness: the high chromium, molybdenum and nitrogen combination forms a dense passivation film, and the uniform corrosion resistance to chemical media, seawater and acidic solutions exceeds 316L/317L; the synergistic effect of its elements builds a strong defense barrier for local corrosion such as pitting and crevice corrosion; the unique duplex microstructure breaks through the stress corrosion bottleneck of austenitic stainless steel and effectively resists the risk of cracking in chloride environments. Combined with corrosion fatigue strength up to twice that of ordinary materials, it becomes a long-life solution for key components of vibration load equipment (such as pump shafts, impellers, and ship cargo boxes).
This material has passed international authoritative certifications such as ASTM A240 and ASME UNS S32205, and is widely used in energy and chemical high-pressure pipelines, oil and gas transmission pipe fittings, pulp bleaching systems, food processing equipment and sewage treatment core components. Whether it is a heat exchanger for a deep-sea drilling platform or a corrosion-resistant roller for urban wastewater treatment, 2205 stainless steel rods, with their triple advantages of high strength, light weight and long-term corrosion resistance, continue to inject reliability and efficiency value into modern industrial equipment.
2205 stainless steel bar takes the duplex structure as its core advantage, combines high strength, excellent corrosion resistance and flexible processing, and provides high-performance solutions for harsh industrial scenarios. Its yield strength is more than twice that of traditional austenitic stainless steel, allowing designers to achieve a 20%-30% lightweight breakthrough by thinning the section, significantly reducing material costs and transportation energy consumption in pressure-bearing systems such as oil pipelines and chemical containers. The unique 22% chromium, 3% molybdenum and nitrogen elements work together to build a full-range corrosion defense system: in chloride, acidic media and high temperature and high pressure environments, the ability to resist pitting and crevice corrosion exceeds that of 316L/317L, and the duplex microstructure more thoroughly eliminates the risk of stress corrosion cracking of austenitic materials, and the service life is increased by more than 3 times.
The material maintains stable performance in a wide temperature range of -50°F to +600°F, the thermal expansion coefficient is 40% lower than that of austenitic steel, and the thermal conductivity is increased by 30%, which effectively alleviates thermal stress deformation. In terms of processing, it supports hot and cold dual-mode forming - hot processing needs to be completed quickly in the range of 1750-2250°F and immediately undergo 1900°F water quenching and solution treatment to ensure phase balance; although cold forming needs to consider the rebound compensation caused by high strength, complex parts can be formed through precision equipment. Welding is compatible with mainstream processes such as TIG/MIG. The weld area maintains more than 95% of the strength and corrosion resistance of the parent material. The specially designed welding procedure can avoid the risk of intermetallic phase precipitation and ensure structural integrity.
As a general-purpose material that has passed global certifications such as ASTM/ASME, 2205 stainless steel bars have been successfully used in deep-sea oil and gas pipelines, chemical high-pressure reactors, food sterilization equipment and other scenarios. With the cost-effective advantage of saving 15% of the comprehensive cost per ton of material, it redefines the value standard of corrosion-resistant alloys. Whether it is an impeller shaft under dynamic load or a heat exchange system with frequent corrosion fatigue, it continues to escort the reliable operation and long-term benefits of industrial equipment with engineering performance that exceeds conventional stainless steel.
PRODUCT SHOW
2205 STAINLESS STEEL BAR PROPERTIES
| Element | Composition (%) |
| Carbon (C) | 0.03 |
| Silicon (Si) | 1.00 |
| Manganese (Mn) | 2.00 |
| Chromium (Cr) | 22-23 |
| Nickel(Ni) | 4.5-6.5 |
| Sulfur(S) | 0.02 |
| Phosphorus(P) | 0.03 |
| Ti | 6C~0.75 |
Ys (Mpa) | Ts (Mpa) | El (%) | Hv | 2.0t/2B |
≥ 450 | ≥ 620 | ≥ 25% | ≥ 18 | ≤ 320 |
500 | 670 | 35% | 27 | 280 |
APPLICATION
Energy and Chemical Industry >> Preferred materials for high-pressure pipelines, pressure vessels, heat exchangers and storage tanks, resistant to chemical medium corrosion and high temperature and high pressure environment, ensuring long-term and stable operation of chemical reaction devices.
Oil and Gas Exploration and Transportation >> Oil and gas pipelines, deep-sea drilling platform pipes and heat exchanger components, resist hydrogen sulfide and chloride ion corrosion, and reduce the risk of bursting under high pressure environment.
Environmental Protection and Municipal Engineering >> Core components of sewage treatment systems, corrosion-resistant pump shafts and agitators, cope with high salinity and acidic wastewater environments, and extend equipment replacement cycles.
Pulp and Paper Industry >> Bleaching equipment, pulp classifiers and storage systems, resist strong oxidizing bleaching agent corrosion, and reduce the frequency of downtime maintenance.
Heavy Equipment and Transportation >> Ship cargo holds, truck tanks and high-strength impellers, press rollers, use lightweight design to improve load efficiency, while resisting seawater and salt spray corrosion.
Food Processing and Specialty Manufacturing >> Food sterilization equipment and acid-resistant fermentation tanks meet the dual needs of hygiene standards and corrosion protection, taking into account both safety and durability.
PRODUCT ADVANTAGES
ULTRA-HIGH STRENGTH
STRESS CORROSION RESISTANCE
CORROSION RESISTANCE
LOW THERMAL EXPANSION
IMPACT RESISTANCE AND ENERGY ABSORPTION
WEAR RESISTANCE AND FATIGUE RESISTANCE
