... 2) Standard: ASME,ANSI,JIS,UNI,DIN,NS,AS 3) Material: 304L,316,316L,303L,321,301 4)Special design These ... smooth,all kinds of the flanges have the professional technical material. The flanges have high sciense technology forge-press production line ... welding, blindPrice: very competitive, especial the prices for stainless steel material seriesInner packing:Plastic bag or as per customer's requestsOuter ...