Tolerances | Stock Removal
Stock Removal on Formed Parts Should Be
Comparable with the Amounts Shown In These Tables
| Hot Rolled Size, in. (mm) | Minimum Stock Removal from the Surface,* In. (mm) |
|---|---|
| To 1/2 incl. (12.70) | 0.030 (0.76) |
| Over 1/2 to ¾ incl. (12.70 to 19.05) | 0.045 (1.14) |
| Over ¾ to 1 incl. (19.05 to 25.40) | 0.060 (1.52) |
| Over 1 to 1-1/2 incl. (25.40 to 38.10) | 0.075 (1.90) |
| Over 1-1/2 to 2 incl. (38.10 to 50.80) | 0.090 (2.29) |
| Over 2 to 2-1/2 incl. (50.80 to 63.50) | 0.125 (3.18) |
| Over 2-1/2 to 3-1/2 incl. (63.50 to 88.90) | 0.156 (3.96) |
| Over 3-1/2 to 4-1/2 incl. (88.90 to 114.3) | 0.187 (4.75) |
| Over 4-1/2 to 6 incl. (114.3 to 152.4) | 0.250 (6.35) |
| Over 6 to 7-1/2 incl. (152.4 to 190.5) | 0.312 (7.92) |
| Over 7-1/2 to 9 incl. (190.5 to 228.6) | 0.375 (9.52) |
| Over 9 to 10 incl. (228.6 to 254.0) | 0.437 (11.10) |
*For example, the minimum reduction in diameter ofrounds is twice the minimum stock removal from the surface.
Nonresulfurized steels of this quality are ordinarily furnished with the phosphorus content up to 0.030 per cent and the sulfur content up to 0.035 per cent by cast orheat analysis.
Reference: AISI Steel Products Manual, Alloy, Carbon and HSLA Steels. March, 1986.