... 316,304L,304 2.Stanndard:ANSI,BS,DIN,UNI,JIS,GB 3.Use:water supply,chemical,petroleum ... :1.High production ability.2.Reasonable price.3.Excellent quality.4.Various size.Stainless steel ... pipe fittingsGrade: 316L, 316, 304L, 304Stanndard:ANSI,BS,DIN,UNI,JIS,GN,etcType:Welding neck ... customers' drawings for special use. 3. Materials: Stainless steel4. Pressure Ratings: ANSI Class 150, 300, 600, 900, ...