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1, Applicable scope:this technical agreement applicable to not more than 40 mm thickness of Mn2V 45 steel plate.
2, size, shape, weight and allow deviation
2.1 thickness dimension tolerance:-0.5-+ 0.6 mm, try to control lower limit
2.2 steel plate to the rest of the size, shape, weight deviation should be allowed to meet the provisions of the GB709-88 standard.
3. Technical requirements
3.1 the chemical composition of the steel plate (melting analysis) should comply with the provisions of the table. Wi %
|
C |
Si |
Mn |
V |
P |
S |
|
0.42- 0.49 |
≤ 0.25 |
1.40- 1.80 |
0.03- 0.16 |
≤ 0.025 |
≤ 0.025 |
3.3 delivery status: the hot rolling
3.4 mechanical performance: provide measured value ofhardness HB.
3.5 provide the mechanical properties of the samples (σb, ψ, the delta s)
3.6 standard and quality should comply with the regulations of the GB3274-88 standard.
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
