ASTM A453 Specifications

Technical Menu Posted on July 1st, 2015 by vapro

The specification for ASTM A453 covers five grades of bolting with twelve classes of yield strength ranging from 50 to 120 ksi (345 to 827 MPa) and is commonly used in high temperature services such as fasteners for pressure vessels and valve flanges. The material included in ASTM A453 requires special processing and is not intended for general purpose applications.

The materials included in ASTM A453 include covered rolled, forged, or hot-extruded bars, and also bolts, nuts, screws, washers, studs, and stud bolts.

Grade Class Tensile Strength, min Yield Strength, min Elongation %
ksi Mpa ksi Mpa
660 A, B, and C 130 895 85 585 15
D 130 895 105 725 15
651 A 100 690 70 A 485 18
60B 415
B 95 655 60A 415 18
50B 345
662 A 130 895 85 585 15
B 125 860 80 550 15
665 A 170 1170 120 830 12
B 155 1070 120 830 12
668 A and B 130 895 85 585 15

Related: ASTM A453 Specifications on ASTM.org

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