1.AISI 304/316 stainless steel pipe fitting. 2.Main item:elbow,tee,cap,nipple, ... ,nut,etc. 3.size:1/8"-4". AISI 304/316 stainless steel pipe fitting Cangzhou City Keyuan Hardware and machinery Co.,Ltd ... 2,Size from 1/8" to 4" 3,Material:Stainless steel 304,316,304L,316L,321,etc. 4.Threaded confirm to:NPT,BSPT ... opportunities to develop new markets and products. AISI 304/316 stainless steel pipe fitting.