Hebei Lufeng Piping Equipment Co., Ltd.
Carbon /Alloy steel pipes, ERW steel pipes, API 5L LSAW&SSAW, ASME B16.9/MSS SP-75 BW pipe fittings, ASME B16.5/16.47 steel flanges, ASME B16.11/MSS SP-97 forged fittings, Knife gate valves, Butterfly
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We supply ASTM A240 S32750 duplex stainless steel plates with technical requirement below.
| 1 | (Duplex) Austenitic/Ferritic Stainless Steels plates | |
| 2 | Heat Treatment according to SA-480 Point 15.3 and Table A1.2, ASME II part. A, Ed.2019 | |
| 3 | Material According to SA-240 and SA-480, ASME II part. A, Ed. 2019 | |
| 4 | MTC According to SA-240 and SA-480 point 8 , ASME II part. A, Ed. 2019 | |
| 5 | Certification according to EN 10204 3.1 | |
| 6 | Marking According to SA-240 and SA-480 point 25, ASME II part. A, Ed. 2019 + Client's Logo and project number | |
| 7 | Material certified as SA-240 shall be from one of the following editions 88c through 17 | |
| 8 | The ferrite content shall be 35 vol% to 65 vol% | |
| 9 | The hardness of grades with PREN ≤ 40,0 % according to Formula (1) shall not exceed 28H RC. | |
| 10 | The hardness of grades with PREN > 40,0 % according to Formula (1) shall not exceed 32 HRC | |
| 11 | Formula: PREN= %Cr +3,3 (%Mo +0.,5 x %W) +16 x %N | |
| 12 | Brinell hardness measurements obtained on duplex stainless steels cannot be converted to Rockwell C hardness values using existing tables in ASTM E140 or ISO 18265. | |
| 13 | Material shall be adequately protected to ensure no damage during shipping and handling | |
| 14 | Material shall be Impacted at -10°C. With a lateral expansion not less than 0,38mm | |