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ASTM B861 Titanium Seamless PipeASTM B861 Titanium Seamless Pipe / ASTM B861 Titanium Pipe Equivalent
ASTM B338 Titanium Tube (condenser/heat exchanger grade)
UNS R50250 (Grade 1), UNS R50400 (Grade 2), UNS R52400 (Grade 12)
Ti-6Al-4V Titanium Pipe (Grade 5)
Aerospace ASTM B861 Titanium Pipe / ASME SB‑861

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Grade 2 Titanium PlateASTM B265 Strip,Sheet and Plate

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ASTM B338 Titanium TubeTitanium Seamless tube: OD: 2 - 177.8mm W.T: 0.5 - 40mm
Titanium Weld Tube: O.D: 6.35 - 177.8mm W.T: 0.5 - 8mm

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17-7PH Stainless SteelGB/T 3280 / 4237 – Cold-rolled / Hot-rolled stainless steel sheets and plates (Chinese equivalent 07Cr17Ni7Al,0Cr17Ni7Al)
ASTM A313 – Stainless steel spring wire
ASTM A370 – Mechanical testing of steel products
AMS 5568 – Welded tubing (17-7PH stainless steel for precision components)
AMS 5678 – Wire (17-7PH stainless steel for springs)
AMS 5824 – Welding wire

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904L stainless steel plateASTM B625 – Plate, Sheet, and Strip (UNS N08904)
ASTM B677 / B673 – Seamless / Welded Pipe and Tube (for heat exchanger and marine applications)
ASTM B649 – Bars and Rods (Round, Square, Hex)
JIS G4304 / G4305 – SUS 890L (Hot‑rolled / Cold‑rolled)
GB/T 4237 / 3280 – Chinese national standard
NACE MR0175 / ISO 15156 – For oil & gas and sour service

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15-5PH Stainless Steel plateAMS 5659 – Bars, forgings, and rings (for valves and shafts)
ASTM A564 – Bars and shapes
ASTM A705 – Forgings
EN 10088‑2 / 10088‑3 – X5CrNiCu15‑5 / 1.4545 (plate, sheet, bar)
JIS G4304 / G4305 – SUS630 (similar but not exact; 15-5PH is less common)
GB/T 4238 – 0Cr15Ni5Cu3Nb (Chinese equivalent)
NACE MR0175 / ISO 15156 – For sour service and high stress applications in oil & gas

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17-4PH Stainless steelAMS 5643 – Bars, forgings, and rings (17-4PH stainless steel for valves and shafts)
AMS 5622 – Sheet and strip (17-4PH stainless steel for aerospace components)
AMS 5604 – Wire (17-4PH stainless steel for springs and fasteners)
AMS 2759 – Heat treatment of precipitation-hardening steel parts
ASTM A705 – Forgings (UNS S17400)
EN 10088‑2 / 10088‑3 – Grade X5CrNiCu17‑4 / 1.4542 (plate, sheet, bar)
JIS G4304 / G4305 / G4309 – SUS630 (equivalent for plate, sheet, wire)
GB/T 3280 / 4237 / 1220 – 05Cr17Ni4Cu4Nb (Chinese national standard)

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15-7 PH stainless steelAMS 5529 – Cold-rolled strip for springs (15-7PH spring stainless steel, CH900 temper)
AMS 5644 – Bars and forgings (for precision parts and shafts)
ASTM A564 – Bars and shapes (UNS S15700)
ASTM A705 – Forgings
EN 10088‑2 / 10088‑3 – Grade X7CrNiAl17-7 / 1.4568 (plate, sheet, bar)
JIS G4313 / G4314 – SUS631 (cold-rolled strip for springs, wire)
GB/T 3280 / 4237 – 07Cr17Ni7Al (Chinese equivalent)
NACE MR0175 – Limited use; not recommended for sour service

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