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Harness the ultimate in super austenitic resilience with ASME SA240 ASTM A240 UNS S34565 stainless steel sheet, a nitrogen-strengthened powerhouse for the most corrosive industrial frontiers. As Gangsteel, your go-to manufacturer and exporter, we forge this elite grade in cutting-edge Chinese operations, strictly aligned with ASME and ASTM norms for unparalleled global performance. With elevated chromium, nickel, molybdenum, and nitrogen, UNS S34565—often called 34565—delivers extraordinary pitting and crevice resistance, perfect for chemical reactors, offshore platforms, and desalination systems. Our ASME SA240 ASTM A240 UNS S34565 stainless steel sheets stand as the benchmark for endurance in chloride-laden extremes.
Gangsteel's dedication shines through ISO 9001 and PED certifications, facilitating flawless international logistics. Elevate your builds with our sa240/a240 uns s34565—inquire today for precision quotes and accelerated dispatch. Peer grades: sa240/a240 uns s33400, sa240/a240 uns s34800, or sa240/a240 uns s34809.
Gangsteel Comprehensive Guide to ASME SA240 ASTM A240 UNS S34565 stainless steel sheets, a super austenitic grade fortified with high Mo and N for superior localized corrosion resistance. Covering chemical composition, mechanical properties, international equivalents, specifications, applications, advantages, and pricing from Gangsteel, it highlights why this material is ideal for chemical processing, offshore oil & gas, and desalination. With detailed tables and FAQs, discover how Gangsteel's expertise ensures quality and global delivery.
ASME SA240 ASTM A240 UNS S34565 stainless steel sheetis a hot-rolled or cold-rolled plate from the super austenitic lineage, enriched with chromium, nickel, molybdenum, and nitrogen for peak corrosion defiance. Specified under ASME SA240 for pressure vessels and ASTM A240 for general uses, it's designed for annealed wrought products excelling in aggressive chlorides and acids. The high N boosts yield strength while preserving toughness, yielding a PREN over 45.
Eclipse 304/316 with UNS S34565 stainless steel sheets' unmatched pitting resistance in hot seawater or acids, via N-enhanced passivity. Density: 8.0 g/cm³ for versatile engineering. Suited for reactors, piping, and subsea gear. Gangsteel ships tons worldwide with ISO 9001/PED backing. Kin: sa240/a240 uns s35045 or sa240/a240 uns s35135.
ASME SA240 ASTM A240 UNS S34565 stainless steel sheet's alloys fuel its prowess. Per ASTM A240/SA240:
Element |
Composition Range (%) |
Role in Alloy |
---|---|---|
Carbon (C) |
≤0.020 |
Curbs sensitization for welds |
Manganese (Mn) |
≤2.00 |
Aids N absorption, toughness |
Phosphorus (P) |
≤0.030 |
Limits embrittlement |
Sulfur (S) |
≤0.010 |
Averts hot shortness |
Silicon (Si) |
≤1.00 |
Deoxidizes, resists scaling |
Chromium (Cr) |
23.00-25.00 |
Bolsters pitting/crevice barrier |
Nickel (Ni) |
17.00-19.00 |
Austenite stabilizer, ductility |
Molybdenum (Mo) |
4.00-5.00 |
Amplifies localized corrosion shield |
Nitrogen (N) |
0.40-0.60 |
Strengthens, elevates PREN |
Copper (Cu) |
≤0.50 |
Sulfuric acid aid |
Iron (Fe) |
Balance |
Matrix base |
Empowers UNS S34565 stainless steel sheets in chlorides. Gangsteel's PMI upholds standards. Like: sa240/a240 uns s35315 or sa240/a240 uns s38100.
ASME SA240 ASTM A240 UNS S34565 stainless steel sheetsdeliver robust metrics:
Property |
Value (Minimum) |
Test Condition |
---|---|---|
Tensile Strength |
690 MPa (100 ksi) |
Annealed |
Yield Strength |
310 MPa (45 ksi) |
0.2% Offset |
Elongation |
50% in 50mm |
Transverse |
Hardness |
≤220 HB (Brinell) |
Annealed |
Annealed/pickled norm; temper options. ASME SA240 vessels; ASTM A240 fittings. Gangsteel's cuts efficient. Kin: sa240/a240 uns s38815 or sa240/a240 uns s31200.
Gangsteel's global matches:
Country/Region |
Designation |
Standards |
Key Notes |
---|---|---|---|
USA |
UNS S34565 |
ASTM A240, ASME SA240 |
Super austenitic base |
Europe |
1.4563 |
EN 10088 |
High Mo/N for chlorides |
Sweden |
254 SMO equiv. (high N) |
Outokumpu |
Enhanced pitting variant |
Japan |
SUS 34565 (approx. N08904) |
JIS G 4303 |
Localized corrosion focus |
China |
00Cr25Ni18Mo4N (equiv.) |
GB/T 1220 |
Domestic super analog |
Sync on resistance. Info: sa240/a240 uns s31260 or sa240/a240 uns s32001.
Gangsteel's ASME SA240 ASTM A240 UNS S34565 stainless steel sheets:
Specification |
Range/Details |
---|---|
Thickness |
0.5 mm to 200 mm |
Width |
Up to 4500 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 |
Density: 8.0 g/cm³. Tailored for sa240/a240 uns s32003.
UNS S34565 stainless steel sheetsfor corrosion extremes:
Gangsteel's reduce downtime 35%. Pair: sa240/a240 uns s32101.
Gangsteel's ASME SA240 ASTM A240 UNS S34565 stainless steel sheets:
Superior service. More: sa240/a240 uns s32900.
ASME SA240 ASTM A240 UNS S34565 stainless steel sheetsconquer locals: 4-5% Mo + 0.4-0.6% N hit CPT >80°C FeCl3, vs. 316L 35°C. NACE proves weld hold. For acids/seawater.
Gangsteel's passivates. Vs. sa240/a240 uns s32906.
Gangsteel's UNS S34565:
1 ton min; 15% bulk. admin@gangsteel.com. https://gangsteel.net. Cf. sa240/a240 uns s32950.
UNS S34565is a super austenitic stainless steel for severe corrosion like chemical reactors handling hot acids, offshore subsea equipment in seawater, and desalination brine lines. High Mo (4-5%) and N (0.4-0.6%) deliver PREN >45 for pitting/crevice resistance, outperforming 904L in chlorides up to 100°C. Gangsteel offers ASME/ASTM sheets for pressure vessels/piping, with applications in urea synthesis reducing failures 30%. Alternatives: sa240/a240 uns s32803.
UNS S34565trumps 904L (N08904) with higher N (0.4-0.6% vs. 0.1%) for 50% more yield (310 MPa vs. 220 MPa), plus balanced Mo (4-5% vs. 4%) for better weldability and PREN 45 vs. 36 in hot chlorides. 904L suits mild acids; S34565 extreme seawater/acids. Cost: S34565 20% pricier but halves maintenance. Gangsteel suggests for offshore. Equiv: sa240/a240 uns s31200.
Yes, UNS S34565 welds superbly with GTAW/SMAW and ERNiCrMo-3 fillers; low C (≤0.02%) and high N resist hot cracking, no PWHT typically needed but optional 1100°C anneal for max corrosion. Interpass <150°C, preheat 100°C for thick. Tests confirm no sigma phase post-cycle. Gangsteel certs welds for vessel code. Guides: sa240/a240 uns s31260.
ASME SA240 ASTM A240 UNS S34565 stainless steel sheetdensity: 8.0 g/cm³ (0.289 lb/in³), standard for super austenitics, enabling compact designs in weight-critical offshore/desal apps without ductility loss. Supports 15% material savings. Gangsteel fine-tunes shipping.
Gangsteel: ~$2.90-$3.95/kg standard (FOB), per Mo/N; thick/custom +12%. 1+ ton: 15% rebate. Fluctuates; admin@gangsteel.com current. Vs. 904L: 15% more for superior strength. Cf. sa240/a240 uns s32001.
UNS S34565solution anneals 1120-1170°C (quench) to optimize passivity; N stabilizes, no hardening, stress-relieve 400-600°C if formed. Shun 600-900°C to dodge sigma. Gangsteel treats onsite, micro-verified for 100°C chlorides. Cycles: sa240/a240 uns s32003.
Gangsteel's UNS S34565 sheets boast EN 10204/3.1 MTCs (chem/mech/heat), PMI/UT, third-party (SGS/BV) for compliance/ASME/ASTM/PED. ISO 9001 traceability; NACE MR0175 optional for sour. Enables code stamping. Details: sa240/a240 uns s32101.
Procure elite ASME SA240 ASTM A240 UNS S34565 stainless steel sheets from Gangsteel. https://gangsteel.net or admin@gangsteel.com for samples/quotes. Shanghai/Rotterdam for swift global—thrive with Gangsteel! Peek sa240/a240 uns s32900.
Keywords: ASME SA240 UNS S34565, super austenitic stainless steel sheet, Gangsteel exporter
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