stainless steel reducer 1. Size: DN6-DN1200 2. Standard: ... Thickness:SCH5S-SCH160 4.ISO,TUV,AD,PED Supply Stainless Steel Reducer ex Made In China1. Size: DN6-DN12002. Standard:ASME B16. ... SH3409,HG/T21635 ,HG/T216313. Wall Thickness:SCH5S-SCH1604. Material: 304,304L,321,316,316L etc.5. Certificate: ISO, PED, ... , power, ship-building, paper making, food, water, medicine, construction industry etc.