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Gangsteel Material Solution
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1. The technology conditions with reference to the provisions of GB3077-88 standard, apply to not more than 105 mm thick plate.
2. The size, shape, weight and deviation should be allowed to meet the provisions of the GB709-88.
3. Technical requirements
1.1 the chemical composition of steel (melting analysis) should comply with the regulations of the GB3077-88 standard. See table 1
Chart 1
|
Steel grade |
C |
Si |
Mn |
P |
S |
|
35SiMn |
0.32~0.40 |
1.10~1.40 |
1.10~1.40 |
≤0.020 |
≤0.020 |
1.2 delivery status:normalized delivery
3.3 mechanical properties
Provide mechanical properties of steel plate which after normalized : σs、σb、δ5、HB及normal temperature AKU。
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