SA516Gr70 Used For Nuclear Island Reactor

Gloria Steel Limited

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发表于

13年12月4日

类别

铝

关键词

Nuclear Island Reacto SA516Gr70 Technical conditions

价格/单位

US $3,000.00 / 公吨

最少订货量

10.00 公吨

付款方式

L/C, T/T

产品产地

China

包装条件

Standard seaworthy export packing or as your requirement.

交货时间

30 天

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产品详细信息

ASME SA370 Standard Test Methods and Definitions for Mechanical Testing 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
The chemical composition of plates shall be accordance with the following table 1.
Table 1 Chemical composition
Grade Type C Si Mn P S Cu
SA516Gr70 Ladle analysis Max 0.25 0.15- 0.40 0.85- 1.20 Max 0.015 Max 0.005 Max 0.15
Product analysis Max 0.25 0.13- 0.45 0.79- 1.30 Max 0.018 Max 0.005 Max 0.15

4.2 Steel making process: EAF+LF/VD
4.3 Tensile properties
The SWHT properties of SA516Gr70 shall meet the requirement as table 2&3.
Table 2 Tensile properties
Thickness mm Yield strength MPa Tensile strength MPa Elongation %
Max 20mm Min 260 485-620 Min 21
Over 20mm Min 260 485-620 Min 21

4.4 Impact properties
Impact test in the longitudinal and transverse for plates of SA516Gr70 shall meet the requirements per table 3.
Table 3 Impact properties
Transverse test at 0℃
Average side-swell value Average impact energy
Min 0.38mm
Single Min 0.25mm Min 27J
Single Min 20J

4.5 Hardness: Max 22HRC
4.6 SWHT rules:
SWHT Temperature operation
Under 315℃ Charging
More then 315℃ Heating rate: Max 55℃/h
608+/-13℃ Holding 24 hours
More then 315℃ Cooling rate: Max 55℃/h
Under 315℃ Air cooling to room temperature

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