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SAE J429 Specifications
Mechanical Requirements
Grade Marking Diameter (in) Minimum Yield
Strength (PSI)
Minimum Tensile
Strength (PSI)
2 None Up to 3/4 57,000 74,000
3/4 to 1 1/2 36,000 60,000
5 Up to 1 92,000 120,000
1 to 1 1/2 81,000 105,000
8 Up to 1 1/2 130,000 150,000