ASTM F3125/F3125M-15a 高强度钢和合金钢螺栓标准规范
ASTM F3125/F3125M-15aStandard Specification for High Strength Structural Bolts, Steel and Alloy Steel, Heat Treated, 120 ksi (830 MPa) and 150 ksi (1040 MPa) Minimum Tensile Strength, Inch and Metric Dimensions
经热处理、高强度 (最小拉伸强度120 ksi/830MPa和150个KSI/1040MPa)、钢和合金钢 英制/公制螺栓标准规范
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