A387 Grade 91 Class 1 alloy steel plates for boilers
A387 Grade 91 Class 1 steel is generally made up of chromium and molybdenum as primary elements. Keeping all the national and international standards in view, we take necessary measures to reassure error free ASTM A387 Alloy Steel Grade 91 Class 1 plates and Alloy Steel A387 Gr 91 hot rolled coils. Due to the exemplary features of our ASTM A387 Alloy Steel Gr. 91 plates, they are exported to various countries across the world.
A387 Grade 91 steel chemical composition(%)
C |
Ni, max |
Mn |
S, max |
V |
Al, max |
Si |
Nb |
Cr |
Mo |
Nitrogen |
P, max |
|
0.06-0.15 |
0.43 |
0.25-0.66 |
0.012 |
0.16-0.27 |
0.05 |
0.18-0.56 |
0.05-0.11 |
7.90-9.60 |
0.80-1.10 |
0.025-0.080 |
0.025 |
A387 Grade 91 steel mechanical properties
Thickness mm |
Yield Min Mpa |
Tensile Mpa |
Elongation Min % |
|
t≦50 |
415 |
585-760 |
18 |
Our plates including A387 Grade 91 alloy steel plates come with mill certificate in accordance with EN 10204 3.1 or EN 10204 3.2. We welcome any third party or customer inspection if required.
Pre: DNVGL Grade AH36 high strength structural shipbuilding steel
- 0086-18317160019
- [email protected]
- No.230,1st Floor,Building No.1,No.221 Of Huashen Road,Free Trade Area Of Pudong New District,Shanghai China
- Live Chat