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254 SMO Stainless SteelASTM A182 / A182M – Forged flanges and fittings (Grade F44) for high‑temperature and corrosive service
ASTM A276 / A479 – Stainless steel bars and rods (round, square, hex, flat) for general applications and pressure vessels
ASTM A249 / A269 / A312 – Welded / Seamless austenitic tubes and pipes
ASTM A473 – Stainless steel forgings
EN 10088‑3 – Stainless steels – Semi‑finished products, bars, wire (Grade 1.4547)
EN 10216‑5 / 10217‑7 – Seamless / Welded stainless steel tubes for pressure purposes
GB/T 20878 – Chinese equivalent: 015Cr20Ni18Mo6CuN (254 SMO)

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S2507 Duplex Stainless Steel PipeASTM A789 – Seamless and welded ferritic/austenitic stainless steel tubing for general service (smaller sizes)
ASTM A999 – General requirements for alloy and stainless steel pipe
EN 10088‑3 – Stainless steels – Bars, wire, semi‑finished products (1.4410 for pipe fittings)
ASTM A182 / A182M – Forged flanges and fittings, Grade F53 (S32750) for pipe connectors
GB/T 21833 – Chinese standard for seamless/welded duplex stainless steel pipe (022Cr25Ni7Mo4N)
ISO 13628‑15 – Subsea production systems – Duplex stainless steel pipe specifications

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Duplex 2205 Stainless Steel PlateWe could supply as per these standards
ASTM A240 / A240M for Hot‑rolled & cold‑rolled stainless steel plate for pressure vessels and general industrial applications
EN 10088‑2 for cold‑rolled stainless sheet, plate and strip for general purposes
JIS G4305 for Cold‑rolled Duplex 2205 stainless steel plate, sheet and strip (SUS329J3L / 2205 is included

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Duplex 2205 Stainless Steel PipeASTM A790 UNS S32205 Pipe
ASTM A789 Duplex 2205 Tube
ASTM A928 Duplex 2205 Welded Pipe
ASTM A312 Duplex Stainless Steel Pipe

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409 Stainless Steel Exhaust PipeASTM A268 TP409 Tube
ASTM A240 Type 409 Stainless Steel
ASTM A554 409 Stainless Steel Tube
UNS S40900 Exhaust Pipe
EN 1.4512 Stainless Steel Pipe
DIN 1.4512 Exhaust Tube

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410S Stainless Steel PlateASTM A240 410S Stainless Steel
ASME SA240 410S Plate
UNS S41008 Plate
EN 1.4000 Stainless Steel Plate

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430 Stainless Steel SheetASTM A240 Type 430 Sheet
ASTM A240 430 Stainless Steel
AISI 430 Stainless Steel Sheet
UNS S43000 Sheet

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317L Stainless Steel PipeTP317L stainless steel pipe is popular low‑carbon austenitic stainless steel pipe.
The production standard include ASTM A312、ASTM A213、ASTM A269、ASTM A358
And these standard code list TP317L SS pipe varies application

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