ASME standard Spiral Wound Gasket CODE :BOTE SWG-ASME ASME standard Spiral Wound Gasket is our main SWG standard. Sizes from 1/2 inch to 60 inch ,150lb to 2500lb . All types of Spiral wound gaskets can be manufactured, SWG-CGI, SWG-CG, SWG-RIR, SWG-R, etc. Our production capacity is 150,000 pcs per month. Material combinations for all operating conditions. Ordering Information: Nominal pipe size and pressure rating; Winding and filler materials; Centering and inner ring materials ASME standard Spiral Wound Gasket Sizes 1/’2’’ to 24’’ ASME B16.20 Sizes 150LB300LB NPSD1D2D3D4D1D2D3D4 1/214.219.131.847.814.219.131.854.1 3/420.625.439.657.220.625.439.666.8 126.931.847.866.826.831.847.873.2 1-1/438.147.860.576.238.147.860.582.6 1-1/244.554.169.985.944.554.169.995.3 255.669.985.9104.955.669.985.9111.3 2-1/266.582.698.6124.066.582.698.6130.3 381.0101.6120.7136.781.0101.6120.7149.4 4106.4127.0149.4174.8106.4127.0149.4181.1 5131.8155.7177.6196.9131.6155.7177.8215.9 6157.2182.6209.6222.3157.2182.6209.6251.0 8215.9233.4263.7279.4215.9233.4263.7308.1 10268.2287.3317.5339.9268.2287.3317.5362.0 12317.5339.9374.7409.7317.5339.9374.7422.4 14349.3371.6406.4450.9349.3371.6406.4485.9 16400.1422.4463.6514.4400.1422.4463.6539.6 18449.3474.7527.1549.4449.3474.7527.1596.9 20500.1525.5577.8606.6500.1525.5577.9654.1 24603.3628.7685.8717.6603.3628.7685.8774.7