Technical conditions for plates of SA516Gr65 HIC

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Posted On

4-Dec-13

Product Details

g of Steel Products
3. Dimension, Shape, Weight and Permissible Deviation
The dimension, shape, weight and permissible deviation shall meet the requirements of ASME SA20/SA20M.
4. Technical conditions
4.1 Chemical composition (Ladle analysis)
The chemical composition of plates shall be accordance with the following table 1.
Table 1 Chemical composition (Ladle analysis)
Grade Thickness
mm C Si Mn P S Alt Nb Ca
SA516Gr65
HIC Ladle analysis Max 0.21 0.15- 0.40 0.85- 01.20 Max 0.010 Max 0.002 Max 0.05 Max 0.020 Max 0.006
Product analysis Max 0.21 0.13- 0.45 0.79- 1.30 Max 0.010 Max 0.002 Max 0.05 Max 0.020 Max 0.006

Grade Thickness
mm B V Cr Mo Ti Ni CEq
SA516Gr65
HIC 8-12.5 Max 0.0005 Max 0.005 Max 0.3 Max 0.12 Max 0.02 Max 0.40 Max 0.43
12.6-76 Max 0.0005 Max 0.005 Max 0.3 Max 0.12 Max 0.02 Max 0.40 Max 0.43
4.1.1 Carbon equivalent shall be calculated as follows:
CEq=C+Mn/6+(Cr+Mo+V)/5+(Ni+Cu)/15 (%)
4.1.2 Nb+V =<0.02%, Cr+Mo =<0.30%, Ni+Cu+Mo =<0.70%
4.1.3 2=< Ca/S <4

4.2 Steel making process: EAF(+Ca)+LF/VD+（ESR customer request）
4.3 Tensile properties
The SWHT properties of SA516Gr65 HIC shall meet the requirement as table 2&3.
Table 2 Tensile properties
Thickness mm Yield strength MPa Tensile strength MPa Elongation %
100-240 Min 240 450-585 Min 23

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