Low Alloy Steel Plate Sheet A514 GRQ
low alloy steel plate sheet A514 GRQ
A514GrQ rack steel plate, A514GrQ fixed tie A514GrQ/E/F steel plate export
Technical conditions for the production of A514GrQ steel plate
1. Scope of application
This technical condition is suitable for high strength A514Gr.Q steel plate with thickness of 80 ~ 152mm for rack of construction machinery and jack-up offshore drilling platform.
2. Reference standards
ASTM A514/A514M High yield strength quenched and tempered alloy steel plates suitable for welding
ASTM A6/A6M General specification for hot-rolled structural steel sheets, sections, sheet piles and bar steels
ASTM A370 Mechanical Test methods and definitions for steel products
3, size, shape, weight and allowable deviation
Steel plate size, shape, flatness, weight and allowable deviation shall comply with ASTM A6/A6M
Chemical composition for A514Gr.Q high strength steel
Meets chemical requirements of ASTM A514 Grade B, as shown below (% ladle analysis):
C (%) |
Mn (%) | P (max %) |
S (max %) |
Si (%) |
Cr (%) |
Mo (%) | V (%) |
Ni (%) |
B (%) |
0.14- 0.18 | 1.20 max. | 0.025 | 0.005 | 0.10- 0.40 | 1.0- 1.5 | 0.40- 0.60 | 0.03- 0.08 | 0.70- 1.70 | 0.0005-0.005 |
Inquire if a more restrictive chemistry is needed.
Custom machining
Application
Producing Dpartment
Inspection and Customization
Machining Center
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