Thickness tolarance ASTM A480 Standard (ALLIN METAL)

News 2022-09-07

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]

 

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]

 

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]