supercritical boiler plates of SA302GrC

Gloria Steel Limited

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10,000.00 KG
L/C, T/T, Other
Package, marking and certificate shall conform to A20.
30 day(s).

Product Details

Technical conditions for supercritical boiler plates of SA302GrC

1. Scope
The technical conditions apply to plates of SA302GrC with thickness range 10mm-120mm use of Supercritical Boiler.
2. Adopt standard:
ASME SA302/SA302M Standard Specification for Pressure Vessel Plates, Alloy Steel, Manganese-Molybdenum and Manganese-Molybdenum-Nickel
ASME SA20/SA20M Standard Specification for General Requirements for Steel Plates for Pressure Vessels
ASME SA370 Standard Test Methods and Definition
s 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.
The thickness toleration: -0.25mm/+3.5mm
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)
mm C Si Mn P S Ni Mo
Ladle analysis Max 0.23 0.15- 0.40 1.15- 1.50 Max 0.020 Max 0.010 0.40- 0.70 0.45- 0.60
Product analysis Max 0.23 0.13- 0.45 1.07- 1.62 Max 0.020 Max 0.010 0.37- 0.73 0.41- 0.64

5. Package, marking and certificate
Package, marking and certificate shall conform to A20.
6. The third party inspection
The chemical composition, tensile test and Charpy V impact test and HIC test for plates of SA302GrC shall be witnessed by surveyor of client.
7. Delivery conditions
The delivery conditions for plates of SA302GrC shall be Normalized(accept ACC)+ Tempered(temperature not less than 700 C degree.)
8. Other requirements
The other requirements for plates of SA302GrC shall be accordance with SA387/SA387M-2010.
MTC accordance with EN10204: 2004 3.1

More technical details and the MTC require please visit our web site: or contact us.

Sales Contact:

Sale engineer: Mr.Toby
Skype ID: Toby.Tan
MSN:[email protected]
mail:[email protected]

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