ASTM A313
| Tensile strength | ||||||||
| ASTM A313 STANDARD | WPB ( H ) | WPC | WPA | |||||
| 302、304 | 631 | 316 | ||||||
| tolerance | specification inch (mm) |
hardness n/mm2 |
tolerance | specification inch (mm) |
hardness n/mm2 Nominal |
tolerance | specification inch (mm) |
hardness n/mm2 |
| ±0.008 | Up to 0.009″ (0.23) |
2240-2450 | ±0.008 | 0.010″-0.015″ (0.25-0.38) |
2035 | ±0.008 | 0.01″ (0.25) |
1690-1895 |
| ±0.008 | 0.009″ to 0.010″ (0.23-0.25) |
2205-2415 | ±0.01 | 0.015″-0.020″ (0.38-0.51) |
2000 | 0.01″-0.015 (0.25-0.38) |
1655-1860 | |
| 0.010″ to 0.011″ (0.25-0.28) |
2190-2400 | 0.020″-0.029″ (0.51-0.74) |
1965 | 0.015″-0.024″ (0.38-0.61) |
1620-1825 | |||
| ±0.008 | 0.011″ to 0.012″ (0.28-0.3) |
2180-2385 | ±0.015 | 0.029″-0.041″ (0.74-1.04) |
1895 | ±0.01 | 0.024″-0.041″ (0.61-1.04) |
1620-1825 |
| 0.012″ to 0.013″ (0.3-0.33) |
2165-2370 | 0.041″-0.051″ (1.04-1.30) |
1860 | 0.041″-0.047″ (1.04-1.19) |
1585-1790 | |||
| ±0.008 | 0.013″ to 0.014″ (0.33-0.36) |
2150-2360 | 0.051″-0.061″ (1.30-1.55) |
1825 | 0.047″-0.054″ (1.19-1.37) |
1550-1760 | ||
| 0.014″ to 0.015″ (0.36-0.38) |
2135-2345 | 0.061″-0.071″ (1.55-1.80) |
1770 | 0.054″0.062″ (1.37-1.57) |
1515-1725 | |||
| ±0.01 | 0.015″ to 0.016″ (0.38-0.41) |
2125-2330 | 0.071″-0.086″ (1.80-2.18) |
1760 | 0.062″-0.072″ (1.57-1.83) |
1480-1690 | ||
| 0.016″ to 0.017″ (0.41-0.43) |
2110-2315 | ±0.02 | 0.086″-0.09″ (2.18-2.29) |
1690 | ±0.015 | 0.072″-0.08″ (1.83-2.03) |
1450-1655 | |
| ±0.01 | 0.017″ to 0.018″ (0.43-0.46) |
2095-2300 | 0.090″-0.100″ (2.29-2.54) |
1670 | 0.08″-0.092″ (2.03-2.34) |
1415-1620 | ||
| 0.018″ to 0.020″ (0.46-0.51) |
2070-2275 | 0.100″-0.106″ (2.54-2.69) |
1640 | ±0.02 | 0.092″-0.105″ (2.34-2.67) |
1380-1585 | ||
| ±0.01 | 0.020″ to 0.022″ (0.51-0.56) |
2040-2250 | 0.106″-0.130″ (2.69-3.30) |
1625 | 0.105″-0.12″ (2.67-3.05) |
1345-1550 | ||
| 0.022″ to 0.024″ (0.56-0.61) |
2015-2220 | 0.130″-0.138″ (3.30-3.50) |
1585 | ±0.025 | 0.12″-0.148″ (3.05-3.76) |
1275-1480 | ||
| ±0.01 | 0.024″ to 0.026″ (0.61-0.66) |
2005-2205 | 0.138″-0.146″ (3.50-3.71) |
1570 | 0.148″-0.166″ (3.76-4.22) |
1240-1450 | ||
| 0.026″ to 0.028″ (0.66-0.71) |
1995-2190 | 0.146″-0.162″ (3.71-4.11) |
1560 | 0.166″-0.177″ (4.22-4.5) |
1170-1380 | |||
| ±0.01 | 0.028″ to 0.031″ (0.71-0.79) |
1965-2170 | ±0.025 | 0.162″-0.180″ (4.11-4.57) |
1545 | 0.177″-0.207″ (4.5-5.26) |
1105-1310 | |
| 0.031″ to 0.034″ (0.79-0.86) |
1945-2135 | 0.180″-0.207″ (4.57-5.26) |
1530 | 0.207″-0.225″ (5.26-5.72) |
1070-1275 | |||
| ±0.015 | 0.034″ to 0.037″ (0.86-0.94) |
1930-2125 | 0.207″-0.225″ (5.26-5.72) |
1505 | ±0.035 | 0.225″-0.250″ (5.72-6.35) |
1035-1240 | |
| 0.037″ to 0.041″ (0.94-1.04) |
1895-2095 | ±0.035 | 0.225″-0.306″ (5.72-7.77) |
1470 | 0.250″-0.312″ (6.35-7.92) |
965-1170 | ||
| ±0.015 | 0.041″ to 0.045″ (1.04-1.14) |
1875-2070 | 0.306″-0.440″ (7.77-11.2) |
1425 | 0.312″-0.375″ (7.92-9.53) |
930-1140 | ||
| 0.045″ to 0.050″ (1.14-1.27) |
1840-2035 | ±0.05 | 0.440″-0.625″ (11.2-15.88) |
1400 | ±0.05 | 0.375″-0.500″ (9.53-12.70) |
895-1105 | |
| ±0.015 | 0.050″ to 0.054″ (1.27-1.37) |
1825-2020 | 0.500″ (12.70) |
860-1070 | ||||
| 0.054″ to 0.058″ (1.37-1.47) |
1800-1990 | |||||||
| ±0.015 | 0.058″ to 0.063″ (1.47-1.6) |
1780-1965 | ||||||
| 0.063″ to 0.070″ (1.6-1.78) |
1735-1935 | |||||||
| 0.070″ to 0.075″ (1.78-1.9) |
1725-1915 | |||||||
| ±0.02 | 0.075″ to 0.080″ (1.9-2.03) |
1695-1895 | ||||||
| 0.080″ to 0.087″ (2.03-2.21) |
1670-1870 | |||||||
| ±0.02 | 0.087″ to 0.095″ (2.21-2.41) |
1640-1850 | ||||||
| 0.095″ to 0.105″ (2.41-2.67) |
1600-1805 | |||||||
| ±0.02 | 0.105″ to 0.115″ (2.67-2.92) |
1565-1770 | ||||||
| 0.115″ to 0.125″ (2.92-3.17) |
1530-1745 | |||||||
| ±0.02 | 0.125″ to 0.135″ (3.17-3.43) |
1495-1710 | ||||||
| 0.135″ to 0.148″ (3.43-3.76) |
1450-1660 | |||||||
| ±0.025 | 0.148″ to 0.162″ (3.76-4.11) |
1415-1620 | ||||||
| 0.162″ to 0.177″ (4.11-4.5) |
1365-1570 | |||||||
| ±0.025 | 0.177″ to 0.192″ (4.5-4.88) |
1335-1550 | ||||||
| 0.192″ to 0.207″ (4.88-5.26) |
1295-1515 | |||||||
| ±0.025 | 0.207″ to 0.225″ (5.26-5.72) |
1255-1475 | ||||||
| 0.225″ to 0.250″ (5.72-6.35) |
1205-1415 | |||||||