Wuxi Jinlai Mechanical Processing Co., Ltd.
Wuxi Jinlai Machinical Processing Co., LTD
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UNS S31500 application:
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.
UNS S31500 description:
UNS S31500 is a kind of seamless duplex stainless steel pipe/tube. S31500 is in the American standard .UNS S31500 seamless alloy steel pipe Process is Cold finished or hot finished.
UNS S31500 Chemical composition
| grade | C | Mn | Si | S | P | Cr | Ni | Mo |
| S31500 | 0.03 | 1.30~2.00 | 0.8 | 0.030 | 0.035 | 18.00~ 19.50 | 4.50~5.50 | 2.50~3.0 |
Super Seamless Duplex Stainless Steel Pipes / Tube, ASTM / ASME A789 / SA789
UNS 31803 (F51), UNS 32205 (F60) Alloy 2205, UNS S32550 (F61), UNS S 32750 (F53), Alloy 2507 and UNS 32760 (F55)
Standards: ASTM/ASME A789/SA789, A790/SA790,A450,A530
Material: UNS S31803(Cr22Ni5Mo3/1.4462)/2205,UNS S32750(1.4410),UNS S31500(Cr18NiMo3Si2),
UNS32760(1.4501)
Chemical Composition
| Grade |
C max |
Si max |
Mn max |
P max |
S max |
Cr | Ni | Mo | N |
| UNS S32750 | 0.030 | 0.8 | 1.2 | 0.030 | 0.015 | 24.0-26.0 | 6.0-8.0 | 3.0-5.0 | 0.24-0.32 |
| UNS S31803 | 0.030 | 1.0 | 2.0 | 0.020 | 0.020 | 21.0-23.0 | 4.5-6.5 | 2.5-3.5 | 0.08-0.20 |
| UNS S31500 | 0.030 | 1.0 | 1.2-2.0 | 0.030 | 0.030 | 18.0-19.0 | 4.5-5.5 | 2.5-3.5 | 0.05-0.10 |
Physical Properties
| Grade | Y.S.MPa min | T.S.Mpa min | Elongation % | Hardness HRC |
| UNS S32750 | 550 | 800 | 15 | 20 |
| UNS S31803 | 450 | 620 | 25 | 20 |
| UNS S31500 | 440 | 630 | 30 | 20 |
Duplex Stainless Steel Pipe Application:
UNS 31803 (F51), UNS 32205 (F60) Alloy 2205, UNS S32550 (F61), UNS S 32750 (F53), Alloy 2507 and UNS 32760 (F55) - China stainless steel seamless tubes manufacturers,Stainless steel seamless pipes suppliers in china,Stainless steel pipe fittings producers,Stainless steel
Stainless Steel Pipe:
1. Material: S31803/S31500/S32750 ETC
2. O.D: 6mm-710mm , Thickness:2.5-50mm
3. A999/A999M: Each pipe shall be subjected to the nondestructive electric test or the hydrostatic test, the Thpe of test to be used shall be at the option of the mfg, unless otherwise specified in the PO.
4. The Pipe lengths : Unless otherwise agreed upon, all size from NPS 1/8” TO AND INCLUDING nps 8 are available in a length up to 24ft with the permitted range of 15 to 24 ft. Short length are acceptable and the number and min, length shall be agreed upon between mfg and purchaser.
5. The finished pipe shall be reasonably straight and shall have workmanlike finish, Removal of imperfections by grinding is permitted, provided the W.T are not decreased to the lenss than the permitted in Section 9 of Specification A999/A999M
6. Butt Weld End: According to ANSI B 16.25