ASTM A480 is the specification that covers the general requirements for flat-rolled stainless and heat-resisting steel plate, sheet and strip. It does not reference or control the chemical and mechanical property requirements of specific stainless or heat-resistant grades.
Thank you for reading this post, don't forget to subscribe!| ASTM A240 A480 steel sheet’sthickness tolerance. | ||||
| 1. ASTM A480hot rolled sheet/coil thickness tolerance. | ||||
| thcikness，in.[mm] | Deviation, allowed for the specified width（w）,±，in.[mm] | |||
| w≤60[1525] | w＞60[1525] | |||
| 0.072[1.83] | 0.006[0.15] | 0.009[0.22] | ||
| ＞0.072[1.83]-0.083[2.11] | 0.007[0.18] | 0.010[0.25] | ||
| ＞0.083[2.11]-0.098[2.49] | 0.008[0.20] | 0.011[0.27] | ||
| ＞0.098[2.49]-0.114[2.90] | 0.009[0.23] | 0.012[0.30] | ||
| ＞0.114[2.90]-0.130[3.30] | 0.011[0.27] | 0.013[0.33] | ||
| ＞0.130[3.30]-0.145[3.68] | 0.012[0.30] | 0.013[0.33] | ||
| ＞0.145[3.68]-0.1875[4.76] | 0.013[0.33] | 0.014[0.35] | ||
| ＞0.1875[4.76]-0.250[6.35] | -0.010[0.25],+0.020[0.50] | -0.010[0.25],+0.020[0.50] | ||
| ＞0.250[6.35]-0.3125[7.94] | -0.010[0.25],+0.022[0.55] | -0.010[0.25],+0.022[0.55] | ||
| ＞0.3125[7.94] | -0.010[0.25],+0.030[0.75] | -0.010[0.25],+0.030[0.75] | ||
| 2. ASTM A480cold rolled sheet/plate thickness tolerance | ||||
| thcikness ，in.[mm] | Deviation, allowed for the specified width（w）,±，in.[mm] | |||
| W≤40[1000] | 40[1000]＜w≤50[1300] | 50[1300]＜w≤84[2100] | ||
| 0.012[0.30] | 0.001[0.030] | – | – | |
| 0.016[0.40] | 0.0015[0.04] | 0.0015[0.04] | – | |
| 0.020[0.50] | 0.0015[0.04] | 0.0015[0.04] | – | |
| 0.024[0.60] | 0.002[0.05] | 0.002[0.05] | – | |
| 0.032[0.80] | 0.002[0.05] | 0.002[0.05] | – | |
| 0.040[1.00] | 0.0025[0.06] | 0.0025[0.06] | 0.003[0.08] | |
| 0.047[1.20] | 0.003[0.08] | 0.003[0.08] | 0.003[0.08] | |
| 0.059[1.50] | 0.003[0.08] | 0.003[0.08] | 0.004[0.10] | |
| 0.079[2.00] | 0.004[0.10] | 0.004[0.10] | 0.0045[0.11] | |
| 0.098[2.50] | 0.004[0.10] | 0.004[0.10] | 0.005[0.13] | |
| 0.118[3.00] | 0.005[0.13] | 0.005[0.13] | 0.006[0.15] | |
| 0.157[4.00] | 0.007[0.17] | 0.007[0.17] | 0.007[0.17] | |
| 0.197[5.00] | 0.007[0.17] | 0.007[0.17] | 0.0075[0.19] | |
| 0.236[6.00] | 0.007[0.17] | 0.008[0.20] | 0.009[0.23] | |
| 0.3125[8.00] | 0.007[0.17] | 0.009[0.23] | 0.010[0.25] | |
| 3. ASTMA480 hot rolld plate with greater width | ||||
| thcikness (t)，in.[mm] | width(w)，in.[mm] | |||
| w≤84[2134] | 84[2134]＜w≤120[3048] | 120[3048]＜w≤144[3658] | w＞144[3658] | |
| thickness + C，in.[mm] | ||||
| t＜3/16[4.76] | 0.055[1.35] | 0.070[1.78] | – | – |
| 3/16[4.76]≤t＜3/8[9.52] | 0.045[1.14] | 0.050[1.27] | 0.085[2.16] | – |
| 3/8[9.52]≤t＜3/4[19.05] | 0.055[1.40] | 0.060[1.52] | 0.085[2.16] | 0.090[2.29] |
| 3/4[19.05]≤t＜1[25.40] | 0.060[1.52] | 0.065[1.65] | 0.085[2.16] | 0.100[2.54] |
| 1[25.40]≤t＜2[50.80] | 0.070[1.78] | 0.075[1.90] | 0.095[2.41] | 0.115[2.92] |
| 2[50.80]≤t＜3[76.20] | 0.125[3.20] | 0.150[3.80] | 0.175[4.45] | 0.200[5.08] |
| 3[76.20]≤t＜4[101.6] | 0.150[3.81] | 0.160[4.06] | 0.200[5.08] | 0.225[5.72] |
| 4[101.6]≤t＜6[152.4] | 0.180[4.57] | 0.200[5.08] | 0.335[8.50] | 0.355[9.02] |
| 6[152.4]≤t＜8[203.2] | 0.235[6.00] | 0.255[6.48] | 0.355[9.02] | 0.435[11.0] |
| 8[203.2]≤t＜10[254.0] | 0.315[8.00] | 0.335[8.50] | 0.435[11.0] | 0.550[14.0] |
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