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Gangsteel Material Solution
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1. The technology conditions apply to 8 ~ 20 mm thickness of 20 CrMo steel plates.
2. The size, shape, weight and allow deviation
The steel plate size and shape, weight and deviation should be allowed to meet the provisions of GB709-88.
3. Technical requirements
3.1 the chemical composition of the steel plate (melting analysis) should comply with the provisions of the GB3077-88, see the table below.
|
C |
Si |
Mn |
P |
S |
Cr |
Mo |
Cu |
|
0.17~0.24 |
0.17~0.37 |
0.40~0.70 |
≤0.025 |
≤0.025 |
0.80~1.10 |
0.15~0.25 |
≤0.30 |
3.2 delivery status: normalized and backfiring
3.3 machinery and process performance
Steel plate machinery and process performance should be consistent with the provisions of the table
|
σs，MPa |
σb，MPa |
δ5，％ |
ψ，％ |
常温AKU，J/cm2 |
|
≥245 |
≥461 |
≥18 |
≥30 |
≥29.4 |
ASTM A516 GR 70 equivalent materials is such as ASME SA516 GR 70, EN 10028 P355GH, and BS1501 224-490 A & B, sh
we supply high-quality A516 Gr 70 steel plate for pressure vessel applications and other standards like ASTM A2
EN10028-2 P355GH for High-Strength Low-Alloy Columbium-Vanadium Structural Steel EN10025-2 S355J2 Structural St
We export A240 304L Stainless Coil 2B, NO.1 No.4 surface, the thickness 0.1mm to 3mm, 3mm to 22mm, Mother mill
