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Steel Plate/Flat products
Technical conditions for plates of X7Ni9
Gloria Steel Limited
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发表于
13年12月4日
类别
Steel Plate/Flat products
关键词
X7Ni9
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
Technical conditions for plates of X7Ni9
1. Scope
The technical conditions apply to plates of X7Ni9 with thickness not more than 50mm. (8mm-50mm)
2. Adopt standard:
BS EN10028-4 Flat products made of steels for pressure purposes-Nickel alloy steels with specified low temperature properties.
3. Dimension, Shape, Weight and Permissible Deviation
The dimension, shape, weight and permissible deviation shall meet the requirements of EN10029.
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)
C Si Mn P S Alt Mo V Ni
Max 0.10 Max 0.35 0.30- 0.80 Max 0.010 Max 0.004 Min 0.02 Max 0.10 Max 0.01 8.5- 10.0
Note: Ni+Cu+Mo =<0.50%
4.2 Mechanical properties
The mechanical properties of X7Ni9 shall meet the requirement as table 2.
Table 2 Tensile properties
Thickness mm Yield strength MPa Tensile strength MPa -196 C Akv (J)
Transverse Elongation % Bend test
180C
8-30 Min 575 680-820 Min 100J Min 18 d=3a
31-50 Min 565 680-820 Min 100J Min 18 d=3a
4.3 Surface quality
The surface quality of plates shall be accordance with EN10163-2.
4.4 Ultrasonic inspection
Plates shall be ultrasonic inspected per EN10160-1999 S2E2.
4.5 Test method and inspection rules
Test items, sampling quantity, sampling method and test method shall conform to table 4.
Table 4 Test items for plates
No. Test item Quantity, Piece Sampling method Test method
1 Chemical composition (Ladle analysis) 1 (per batch furnace number) EN10028-4 EN10028-4
2 Tensile test 1 (Rolled pc) EN10028-1 EN10028-1
3 Impact test at -196C 3 (Rolled pc) EN10028-1 EN10028-1
4 Thickness tension 3 (Rolled pc) EN10164 EN10164
5 Product analysis 1 (Product pc) EN10028-1 EN10028-1
6 Ultrasonic test Each product pc EN10160 EN10160.
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公司详细资料
公司名称
Gloria Steel Limited
会员自
2013年10月23日
国家
China
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客戶需求 (0)
描述
We're Gloria Steel from China and focusing on Iranian Oil and Gas fields services. Rely on our experienced processed tea...
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