Use the chart below to convert standard gauge numbers in decimals of an inch for sheet steel, aluminum and stainless steel. Made of heavy gauge stainless steel. Sheet Metal Knowledge Menu Sheet Metal Manufacturing and Services. Sheet Metal Gauge 229895, Wire/Metal Sheet Thickness Gauge Size Inspection Tool Welding Gauge. Easy online ordering for the ones who get it done along with 24/7 customer service, free technical support & more. Metal Gauges Below you’ll find the info you need with our sheet steel, stainless steel and aluminum sheet metal charts. 75. Decimal equivalent shown on reverse side. FREE Shipping on orders over $25 shipped by Amazon. $8.75 $ 8. Handy gauge shows all sizes of sheet metal and wire from thin 36 gauge to thick O gauge. 4.5 out of 5 stars 53. Only 6 left in stock - order soon. Tempered for long life. Get it as soon as Wed, Dec 2. Takes guess work out of measuring. The equivalent thicknesses differ for each gauge size standard, which were developed based on the weight of the sheet for a given material. Sheet Metal Gauge Size Chart Gauge (or gage) sizes are numbers that indicate the thickness of a piece of sheet metal, with a higher number referring to a thinner sheet. Measures from 0-36 gauge sheet metal and wire. Grainger's got your back. Price $91.80. Contents. Looking for STARRETT Sheet Metal Thickness Gauge, Gauge Standard US Sheet Metal, Range - Gauge #36 to #0 (2ZVD8)?