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In the world of high-performance materials, ASME SA240 ASTM A240 UNS S32050 stainless steel sheet stands out as a robust solution for demanding industrial applications. As a leading manufacturer and exporter at Gangsteel, we specialize in producing and supplying this premium super austenitic stainless steel grade to global markets. Known for its exceptional corrosion resistance and superior mechanical properties, UNS S32050—often referred to as 20Mo-6—is engineered for environments where standard stainless steels fall short. Whether you're in the chemical processing, oil and gas, or pulp and paper industries, our ASME SA240 ASTM A240 UNS S32050 stainless steel sheets deliver unmatched durability and reliability.
At Gangsteel, we prioritize quality, adhering strictly to international standards like ASME SA240 and ASTM A240. With state-of-the-art facilities in China and a commitment to exporting worldwide, we ensure every sheet meets rigorous specifications. Explore how our sa240/a240 uns s32050 can elevate your projects—contact us today for competitive pricing and fast delivery. For similar high-performance options, check out our sa240/a240 uns s31725, sa240/a240 uns s31726, or sa240/a240 uns s31753 sheets.
Gangsteel explores ASME SA240 ASTM A240 UNS S32050 stainless steel sheets, a high-nickel, chromium, and molybdenum super austenitic grade renowned for extreme corrosion resistance in severe environments. Covering chemical composition, mechanical properties, equivalents, specifications, applications, advantages, and pricing from Gangsteel, it highlights why this material is ideal for chemical processing, desalination, and offshore sectors. With detailed tables and FAQs, discover how Gangsteel's expertise ensures quality and global delivery.
ASME SA240 ASTM A240 UNS S32050 stainless steel sheetis a hot-rolled or cold-rolled plate from the super austenitic family, enhanced with high levels of nickel, chromium, molybdenum, and nitrogen for superior performance. This grade, designated as UNS S32050, is specified under ASME SA240 for pressure vessels and ASTM A240 for general corrosion-resistant applications. Known as 20Mo-6, it features a composition optimized for extreme pitting and crevice corrosion resistance in chloride and acidic media.
Unlike conventional 304 or 316 stainless steels, UNS S32050 stainless steel sheets provide unmatched resistance in highly aggressive environments, thanks to its elevated alloying that boosts strength and ductility. With a product density of 8.0 g/cm³, these sheets offer an optimal balance of lightweight design and robustness. Available in various specifications, they are versatile for fabrication into tanks, heat exchangers, and structural components.
As Gangsteel, we've exported thousands of tons of ASME SA240 ASTM A240 UNS S32050 stainless steel sheets to clients in Europe, North America, and Asia, ensuring compliance with ISO 9001 and PED certifications for seamless integration into your supply chain. Our expertise extends to related grades like sa240/a240 uns s32615 and sa240/a240 uns s32654.
The precise alloying elements in ASME SA240 ASTM A240 UNS S32050 stainless steel sheet define its superior corrosion resistance. Here's a breakdown of the typical chemical composition per ASTM A240/SA240 standards:
Element |
Composition Range (%) |
Role in Alloy |
---|---|---|
Carbon (C) |
≤0.030 |
Minimizes carbide precipitation for better weldability |
Manganese (Mn) |
≤1.50 |
Enhances nitrogen solubility and strength |
Phosphorus (P) |
≤0.035 |
Controls impurities for improved toughness |
Sulfur (S) |
≤0.020 |
Low levels prevent hot shortness during rolling |
Silicon (Si) |
≤1.00 |
Aids in deoxidation and scaling resistance |
Chromium (Cr) |
22.00-24.00 |
Primary corrosion resistance element |
Nickel (Ni) |
20.00-23.00 |
Stabilizes austenitic structure and boosts ductility |
Molybdenum (Mo) |
6.00-6.80 |
Dramatically improves resistance to pitting and crevice corrosion |
Nitrogen (N) |
0.21-0.32 |
Increases yield strength and resistance to localized corrosion |
Copper (Cu) |
≤0.40 |
Enhances resistance to sulfuric acid |
This composition ensures UNS S32050 stainless steel sheets perform exceptionally in harsh conditions, such as sulfuric acid exposure or seawater applications. At Gangsteel, our metallurgical experts conduct rigorous PMI (Positive Material Identification) testing to guarantee these specs on every batch. For comparable compositions, see our sa240/a240 uns s33228 or sa240/a240 uns s33400.
ASME SA240 ASTM A240 UNS S32050 stainless steel sheetsare renowned for their balanced mechanical properties, making them ideal for high-stress environments. Key properties include:
Property |
Value (Minimum) |
Test Condition |
---|---|---|
Tensile Strength |
675 MPa (98 ksi) |
Annealed |
Yield Strength |
330 MPa (48 ksi) |
0.2% Offset |
Elongation |
40% in 50mm |
Transverse |
Hardness |
≤250 HB (Brinell) |
As-rolled |
These sheets are available in annealed and pickled conditions, with options for custom tempering. Under ASME SA240, they qualify for boiler and pressure vessel codes (Section II), while ASTM A240 covers broader uses like flanges and fittings. Gangsteel produces these in standard sizes but offers cut-to-size services to minimize waste and accelerate your production timelines. Explore related grades such as sa240/a240 uns s34565 or sa240/a240 uns s34800.
For projects requiring alternatives or equivalents to UNS S32050, Gangsteel supplies a range of comparable grades across international standards. Below is a table of equivalent materials:
UNS Designation |
Common Name/Grade |
Standards |
Key Equivalents |
---|---|---|---|
S32050 |
20Mo-6 |
ASTM A240, ASME SA240 |
EN 1.4573, NAS 224N, SR-50A |
S31254 |
254SMO |
ASTM A240, ASME SA240 |
Similar super austenitic with lower Mo |
S31725 |
317LMN |
ASTM A240, ASME SA240 |
Lower Mo variant for moderate corrosion |
S31200 |
312 Duplex |
ASTM A240, ASME SA240 |
Duplex alternative for high strength |
S31260 |
312 Duplex |
ASTM A240, ASME SA240 |
Super duplex for extreme conditions |
These equivalents maintain similar corrosion resistance and mechanical profiles, ideal for seamless substitutions. View details on sa240/a240 uns s34809 or sa240/a240 uns s35045 for more options.
Gangsteel offers flexible specifications to meet diverse project needs. Our ASME SA240 ASTM A240 UNS S32050 stainless steel sheets can be customized as follows:
Specification |
Range/Details |
---|---|
Thickness |
0.5 mm to 200 mm |
Width |
Up to 3000 mm |
Length |
Up to 12000 mm |
Surface Finish |
Hot-rolled (No.1), Cold-rolled (2B, BA), Annealed & Pickled |
Forms |
Sheets, Plates, Coils, Cut-to-Size |
Cutting Options |
Plasma, Laser, Waterjet |
With a product density of 8.0 g/cm³, these sheets are lightweight yet durable, supporting efficient shipping and installation. We handle precision machining for sa240/a240 uns s35135 and similar grades.
The versatility of UNS S32050 stainless steel sheets shines across industries requiring extreme corrosion-resistant materials. Common applications include:
Gangsteel's ASME SA240 ASTM A240 UNS S32050 stainless steel sheets have been instrumental in major projects, from European chemical plants to Middle Eastern desalination facilities. Their PREN (Pitting Resistance Equivalent Number) of over 45 ensures longevity, reducing maintenance costs by up to 40% compared to 316L grades. Pair with sa240/a240 uns s35315 for high-temperature apps.
As a premier exporter of ASME SA240 ASTM A240 UNS S32050 stainless steel sheets, Gangsteel offers unmatched advantages:
Why settle for generic suppliers when Gangsteel guarantees premium UNS S32050 stainless steel sheets backed by responsive support? Our clients rave about our on-time deliveries and after-sales service. Discover more in our sa240/a240 uns s38100 range.
In aggressive environments, ASME SA240 ASTM A240 UNS S32050 stainless steel sheets outperform competitors. The high molybdenum (6-6.8%) and nitrogen content elevates its Critical Pitting Temperature (CPT) to over 85°C in 6% FeCl3, far surpassing 316L's 35°C. This makes it perfect for urea plants, concentrated sulfuric acid production, and marine desalination. Independent tests by NACE confirm its resistance to intergranular corrosion post-welding, thanks to the low carbon design.
At Gangsteel, we leverage advanced pickling lines to enhance surface passivation, ensuring your UNS S32050 sheets arrive ready for immediate use. Compare with sa240/a240 uns s38815.
Pricing for UNS S32050 stainless steel sheets at Gangsteel is competitive and volume-based, reflecting current market conditions and alloy premiums. As of our latest updates:
Factors influencing price include thickness, surface finish, and order volume (minimum 1 ton). Bulk orders qualify for discounts up to 15%. For an exact quote tailored to your specs, email us at admin@gangsteel.com. Prices are subject to change; visit https://gangsteel.net for real-time inquiries. Related pricing available for sa240/a240 uns s31200.
Keywords: ASME SA240 UNS S32050, 20Mo-6 stainless steel sheet, Gangsteel exporter
UNS S32050, or 20Mo-6, is a super austenitic stainless steel primarily used in extreme corrosive environments like chemical processing, desalination, and offshore oil & gas. Its high Cr, Ni, Mo, and N content provides superior resistance to pitting, crevice corrosion, and stress cracking in chlorides and acids. At Gangsteel, we supply it for applications such as heat exchangers, pressure vessels, and piping, ensuring compliance with ASME SA240 and ASTM A240 standards. For similar uses, consider our sa240/a240 uns s32001.
While both are austenitic, UNS S32050 offers dramatically enhanced corrosion resistance due to higher Cr (22-24% vs. 16-18%), Ni (20-23% vs. 10-14%), and Mo (6-6.8% vs. 2-3%), plus nitrogen, making it suitable for concentrated acids and seawater. 316L has lower strength (yield ~170 MPa vs. 330 MPa) and PREN ~24 vs. S32050's 45+. Gangsteel recommends S32050 for upgrades from 316L in severe apps. See equivalents in our sa240/a240 uns s32003 lineup.
Yes, UNS S32050 is highly weldable using methods like GTAW (TIG) or SMAW, with matching fillers like ER32050. Its low carbon prevents sensitization, and post-weld annealing is recommended for full corrosion resistance. Avoid overheating. Gangsteel provides weld test certificates with every order. For welding guides on related grades, visit our sa240/a240 uns s32101 page.
The density of ASME SA240 ASTM A240 UNS S32050 stainless steel sheet is 8.0 g/cm³ (0.289 lb/in³), similar to other austenitic grades. This makes it ideal for weight-sensitive designs without compromising strength. At Gangsteel, we factor this into shipping quotes for efficiency.
Pricing varies by market and specs, but Gangsteel offers UNS S32050 at approximately $3.00-$4.75 per kg for standard sheets (FOB basis). Thicker plates or custom finishes may increase costs. Contact admin@gangsteel.com for current rates, influenced by alloy surcharges and volume. Compare with sa240/a240 uns s32900.
UNS S32050is typically supplied in the solution-annealed condition (1120-1175°C, water quenched) for optimal corrosion resistance. It doesn't respond to hardening but can be stress-relieved at 400-700°C. Gangsteel performs in-house annealing; consult us for custom treatments on sa240/a240 uns s32906.
All UNS S32050 sheets from Gangsteel come with EN 10204/3.1 mill test certificates, PMI reports, and ultrasonic testing. We also provide third-party inspections (e.g., SGS, BV) and compliance docs for ASME, ASTM, and PED. Our ISO 9001 certification ensures traceability. Learn more about certifications for sa240/a240 uns s32950.
Ready to source high-quality ASME SA240 ASTM A240 UNS S32050 stainless steel sheets? Gangsteel is your trusted partner for manufacturing and exporting this elite grade. Visit our website at https://gangsteel.net or email admin@gangsteel.com for a free sample, detailed datasheet, or personalized quote. With warehouses in Shanghai and Rotterdam, we deliver worldwide—empower your projects with Gangsteel's excellence today! Check out sa240/a240 uns s31260 for duplex alternatives.
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