... ,etc14.Advantages:1.High production ability.2.Reasonable price.3.Excellent quality.4.Various size.Stainless steel flanges, pipe fittingsGrade: 316L, 316, 304L, ... customers' drawings for special use. 3. Materials: Stainless steel4. Pressure Ratings: ANSI Class 150, 300, 600, 900, 1500 and 2500 DIN PN ... 6, PN 10, PN16, PN25, PN40 and PN64 JIS 5K, 10K, 16K and 20K 5. Type: Welding Neck6. Face treatment: ...