Socket Welding Flange

We are offering socket welding flange is a kind of flange which connected by bolt on one side and welded with tube on other side.
1 nominal pipe size nps from 12 to 24
2 class 150
3 stainless steel ring forging, carbon steel ring forging and alloy steel ring forging material include: 304, 304l, 316, 316l, 321 c22.8, a105, sa350 lf2, p280gh, p250gh, q235b, q345e f11, f22, f51, f53, 16mo3, tste355 etc
4 iso 9001 certificate, 3.1b, jis, abs, bv, dnv certificates provided
5 delivery: according to the quantity
6 packing: according to request