... flanges Size:DN15-6000 Specification:1.Name:carbon steel flange,stainless steel flanges 2.Material: carbon steel : Astm a105,a234,q235,etc. stainless ... steel :astm a182,304l,304,316,3.Standard:din bs ansi ... ,16K,20K,30K8.Connection: welding ,threaded 9.Techical: Forged ,casting 10.Packing:wooden case, carton pallet, or as required 11.Certificate ...