Customization: | Available |
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Material: | High Strength Steel |
Type: | Round Head |
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Grade |
Nominal Size, inches | Full Size Proofload, psi | Yield Strength, min, psi | Tensile Strength, min, psi | Elong, min, % | RA, min, % | Core Hardness, Rockwell | Tempering Temperature, min |
---|---|---|---|---|---|---|---|---|
Grade 2 requirements for sizes 1/4" thru 3/4" apply only to bolts 6" and shorter, and to studs of all lengths. For bolts longer than 6", Grade 1 requirements shall apply. | ||||||||
1 | 1/4 thru 1-1/2 | 33,000 | 36,000 | 60,000 | 18 | 35 | B7 to B100 | N/A |
2 | 1/4 thru 3/4 | 55,000 | 57,000 | 74,000 | 18 | 35 | B80 to B100 | N/A |
Over 3/4 thru 1-1/2 | 33,000 | 36,000 | 60,000 | 18 | 35 | B70 to B100 | ||
5 | 1/4 thru 1 | 85,000 | 92,000 | 120,000 | 14 | 35 | C25 to C34 | 800F |
Over 1 thru 1-1/2 | 74,000 | 81,000 | 105,000 | 14 | 35 | C19 to C30 | ||
8 | 1/4 thru 1-1/2 | 120,000 | 130,000 | 150,000 | 12 | 35 | C33 to C39 | 800F |
Grade |
Material | Carbon, % | Phosphorus, % | Sulfur, % | Grade Marking |
---|---|---|---|---|---|
1 | Low or Medium Carbon Steel | 0.55 max | 0.030 max | 0.050 max | None |
2 | Low or Medium Carbon Steel | 0.15 - 0.55 | 0.030 max | 0.050 max | None |
5 | Medium Carbon Steel | 0.28 - 0.55 | 0.030 max | 0.050 max | |
8 | Medium Carbon Alloy Steel | 0.28 - 0.55 | 0.030 max | 0.050 max |
Nuts |
Washers |
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J995 | N/A |
SAE J429 Grade |
ASTM Equivalent |
---|---|
This chart compares SAE and ASTM specifications that are similar but not identical in diameters through 1½". | |
Grade 1 | A307 Grades A or B |
Grade 2 | A307 Grades A or B |
Grade 5 | A449 |
Grade 8 | A354 Grade BD |