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■ Overview
A387 Grade 12 Class 2 boiler steel plate,also named as A387Gr12CL2 pressure vessel steel plate.Chromium-Molybdenum alloy steel plate SA387 Grade 12 CL2,A387 Grade 12 CL 2 under steel specification standard ASME SA387/SA387M and ASTM A387/A387M are popularly used for welded boilers and pressure vessels designed for elevated temperature service.Xinsteel's engineers suggest doing Normalised and Tempered heat treatment for boiler steel plate SA387Gr12Cl2.
■ Full Data
Technical Requirements & Additional Services for A387Gr12Cl2 steel plate:
♦ High tension test
♦ Low temperature impacting test
♦ Normalised and Tempered Heat treatment
♦ Simulated post-welded heat treatment (PWHT)
♦ Rolling under standard NACE MR-0175 (HIC+SSCC)
♦ Issued Orginal Mill test certificate under EN 10204 FORMAT 3.1/3.2
♦ Shot blasting and Painting,Cutting and welding as per end user’s demands
♦ High tension test
♦ Low temperature impacting test
♦ Normalised and Tempered Heat treatment
♦ Simulated post-welded heat treatment (PWHT)
♦ Rolling under standard NACE MR-0175 (HIC+SSCC)
♦ Issued Orginal Mill test certificate under EN 10204 FORMAT 3.1/3.2
♦ Shot blasting and Painting,Cutting and welding as per end user’s demands
■ Techicals
►Mechnical property for A387Gr12Cl2 boiler steel plate:
| Yield strength (≥Mpa) | Tensile strength (Mpa) | Elongation in ≥,% | |
| 275 | 450-585 | 200mm | 50mm |
| 19 | 22 | ||
►Chemical composition for A387 Grade 12 Cl2 boiler steel plate (Product Analysis Max%)
| Main chemical elements composition of A387Gr12Cl2 steel plate | ||||||
| C | Si | Mn | P | S | Mo | Cr |
| 0.04-0.17 | 0.13-0.45 | 0.35-0.73 | 0.035 | 0.035 | 0.40-0.65 | 0.74-1.21 |
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