Standards: Din 11851-SC,Din 11851-SD,DIN 11851-SKD,DIN 32676,DIN 11851-F,DIN 11852-RK,DIN 11852-TS,DIN 28011 Material: stainless steel(AISI 304,AISI 304l AISI 316,AISI 316L) products range including: male part,liner part,nut,reducer,bend,tee,convex bottom,pipe clamp,elbow,cross