Technical conditions for plates of 13MnNiMo5-4

Gloria Steel Limited

  • Technical conditions for plates of 13MnNiMo5-40
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13年12月4日
钢
US $3,000.00 / 公吨
10.00 公吨
L/C, T/T
China
Standard seaworthy export packing or as your requirement.
30 天

产品详细信息

Technical conditions for plates of 13MnNiMo5-4

1. Scope
The technical conditions apply to plates of 13MnNiMo5-4 with thickness range 25mm-200mm for weldable boiler and other pressure vessel tank.
2. Adopt standard:
EN10028-2:2003 Non-alloy and alloy steels with specified elevated temperature properties
EN10029:1991 Tolerances on dimensions, shape and mass for hot rolled steel plates 3 mm thick or above
EN10163-2:1991 Delivery requirements for surface condition of hot-rolled steel plates, wide flats and sections -Part 2: Plate and wide flats
EN10160-2:1999 Ultrasonic testing of steel flat product of thickness equal or greater than 6 mm reflection method

3. Dimension, Shape, Weight and Permissible Deviation
The dimension, shape, weight and permissible deviation shall meet the requirements of EN10029:1991
The thickness toleration: EN10029-1991 table 1 Class B.
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)
Thickness
mm C Si Mn P S Ni Mo Nb Cr Cu V
Ladle analysis 0.08- 0.15 0.10- 0.50 1.00- 1.60 Max 0.020 Max 0.010 0.60- 1.00 0.20- 0.40 0.005- 0.020 0.20- 0.40 Max 0.20 0.02- 0.05
Product analysis 0.06- 0.17 0.05- 0.56 0.95- 1.70 Max 0.020 Max 0.010 0.55- 1.05 0.15- 0.44 0.004- 0.025 0.15- 0.45 Max 0.20 0.02- 0.05

4.2 Steel making process: EAF+LF/VD
4.3 Mechanical properties
The SWHT mechanical properties of 13MnNiMo5-4 shall meet the requirement as table 2&3&4.
Table 2 Tensile properties
Thickness mm Yield strength MPa Tensile strength MPa Elongation % Bend test
D=3a
=<100 Min 390 570-740 Min 18 180C un-cracked
>100-125 Min 380 180C un-cracked
>125-150 Min 375 180C un-cracked

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Gloria Steel Limited
2013年10月23日
China
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