pipe elbow Material: carbon steel, stainless steel,alloy steel, Aluminum alloy and so on. Standard: GB/T12459, GB/T13401, SH3408, SH3409, HG/T21635,  HG/T21631, ASME B16.9, MSS SP-43, DIN 2605, JIS B2313 Size: seamless fittings 1/2" - 20" (DN15 - DN500), welded fittings 1/2" - 48" (DN15 - DN1200)        Wall thickness: SCH5S-SCH160                                                               45 degree, 90 degree, 180 degree we can also produce products to the clients' demand and requirments. You will find our products deserve your attention and consideration