Sheet Metal Gauge Sizes Chart – inch/mm (2018)

Sheet Metal Gauge Sizes Chart In Inch and mm

In order to help guys who specialized in metalworking industry to check sheet metal gauge thickness, I collect the sheet metal guage sizes conversion chart both in inch and mm to help you quickly find the sheet metal gauge thickness (including mild steel, aluminum, gi sheet, stainless steel), so there is no need to calculate by yourself according to the gauge to mm conversion formula. You can also download sheet metal gauge chart in pdf for your future reference.

GaugeMild SteelAluminumGalv. SteelStainless Steel
 in/mminmminmminmminmm
30.23916.07310.22945.82680.25006.3500
40.22425.69470.20435.18920.23445.9538
50.20925.31370.18194.62030.21875.5550
60.19434.93520.16204.11480.20315.1587
70.17934.55420.14433.66520.18754.7625
80.16444.17580.12853.26390.16804.26720.17194.3663
90.14953.79730.11442.90580.15323.89130.15623.9675
100.13453.41630.10192.58830.13823.51030.14063.5712
110.11963.03780.09072.30380.12333.13180.12503.1750
120.10462.65680.08082.05230.10842.75340.10942.7788
130.08972.27840.07201.82880.09342.37240.09372.3800
140.07471.89740.06411.62810.07851.99390.07811.9837
150.06731.70940.05711.45030.07101.80340.07031.7856
160.05981.51890.05081.29030.06351.61290.06251.5875
170.05381.36650.04531.15060.05751.46050.05621.4275
180.04781.21410.04031.02360.05161.31060.05001.2700
190.04181.06170.03590.91190.04561.15820.04371.1100
200.03590.91190.03200.81280.03961.00580.03750.9525
210.03290.83570.02850.72390.03660.92960.03440.8738
220.02990.75950.02530.64260.03360.85340.03120.7925
230.02690.68330.02260.57400.03060.77720.02810.7137
240.02390.60710.02010.51050.02760.70100.02500.6350
250.02090.53090.01790.45470.02470.62740.02190.5563
260.01790.45470.01590.40390.02170.55120.01870.4750
270.01640.41660.01420.36070.02020.51310.01720.4369
280.01490.37850.01260.32000.01870.47500.01560.3962
290.01350.34290.01130.28700.01720.43690.01410.3581
300.01200.30480.01000.25400.01570.39880.01250.3175
310.01050.26670.00890.22610.01420.36070.01090.2769
320.00970.24640.00800.20320.01340.34040.01020.2591
330.00900.22860.00710.18030.00940.2388
340.00820.20830.00630.16000.00860.2184
350.00750.19050.00560.14220.00780.1981
360.00670.17020.00700.1778

2018-01-12T10:01:19+00:00 Steel|

2 Comments

  1. Suresh January 3, 2018 at 3:17 pm - Reply

    For so many i was confused in guage and mm no it is very clear now.
    Thanks

    • MachineMfg January 3, 2018 at 3:24 pm - Reply

      Very glad to hear that : )
      You can share this with your friends and help more people.

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