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- - 5/8" / B7
- 5/8" x 3-1/4" B7 STUD (A193)
ASTM A193 Grade B7 - 5/8" x 3.25"
Chromium Molybendum steel, normally AISI 4140, heat treated to 28-32Rockwell Hardness, 125,000 PSI tensile strength, 105, 000 PSI yield. It will hold it’s strength to 1000 degrees F.
