Chemical composition and delivery status of SA517 GrQ steel sheet

SA517 GrQ steel sheet implements ASME standards and is mainly used for drilling rigs, electric shovels, electric wheel dump trucks, mining vehicles, excavators, loaders, bulldozers, various cranes, coal mine hydraulic support and other mechanical equipment and other structural parts.

SA517 GrQ steel sheet executive standard: SA 517/SA 517M
SA517 GrQ steel sheet delivery status: normalized + tempered, quenched and tempered, etc.

SA517 GrQ steel sheet chemical composition:
C: 0.14-0.21, Si: 0.15-0.35, Mn: 0.95-1.30, P≤0.035, S≤0.035, Ni: 1.20-1.50, Mo: 0.40-0.60, V: 0.03-0.08, Cr: 1.00-1.50.

SA517 GrQ steel sheet yield strength:
Thickness <65mm: tensile strength 795-930MPa, yield strength: 690MPa
Thickness >65mm: tensile strength 725-930MPa, yield strength: 620MPa

The SA517 GrQ steel is used in the manufacture of offshore platforms has increased composition content and enhanced yield strength. The yield strength of SA517 GrQ with a thickness of 65-100mm is 690MPa.