1/4inch-24inch Seamless Stainless Steel Tubing ASTM A789 S31500 Pipe
Stainless Steel Tubing ASTM A789 S31500 Pipe for General Service
UNS S31500 duplex stainless steel has the ferrite to austenite size bipolar organization, good resistance to stress corrosion cracking, pitting corrosion resistance and 00 cr17ni13mo2 quite, has the high strength suitable for the environment of chlorine ion, used in fertilizer, paper making, petroleum, chemical industry and other industrial heat exchanger, condenser, etc.
Standards:
ASTM A789 Standard Specification for Seamless and Welded Ferritic/Austenitic Stainless Steel Tubing for General Service
Application:
Fertilizer
Paper making
Petroleum
Chemical industry
Heat exchanger
Chemical Requirements:
| Chemical Composition | |||||||||||
| UNS Designation | C | Mn | P | S | Si | Ni | Cr | Mo | N | Cu | Others |
| S31500 | 0.03 | 1.20-2.00 | 0.03 | 0.03 | 1.40-2.00 | 4.3-5.2 | 18.0-19.0 | 2.5-3.0 | 0.05-0.1 | … | … |
Mechanical properties:
| Mechanical properties | |||||
| UNS Designation | Tensile Strength, min, (Mpa) | Yield Strength, min, (Mpa) | Elongation in 2 in. or 50mm, min, % | Hardness, max. | |
| HBW | HRC | ||||
| S31500 | 630 | 440 | 30 | 290 | 30 |
Mark: As required.
Inspection and Test: chemical composition test, mechanical properties test(tensile, yield, elongation), process properties test(flatting, flaring, bending, hardness, impact, etc.), appearance and size test, non-destructive inspection test, hydrostastic test.
Delivery status: Annealed, normalized, normalized+Tempered, etc.
Surface treatment: oil impregnation, paint, passivation, phosphating, shot blasting etc.
End: plain end, beveled end, threaded
Packing: Exporting package/wooden box /as requirement.
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