China Manufacture Welding Neck Flange, Size 2inch, Pressure Class 900, Wall Thickness SCH 80, Material Carbon Steel ASTM A105, End Connect RTJ Face, Standard ANSI B16.5

ANSI B16.5 Welding Neck Flange, Size 3 inch, Pressure Class 300, Wall Thickness SCH 80, Material Stainless Steel ASTM A182F304, End Connect Raised Face Flange, Standard ANSI B16.5

Stainless Steel Welding Neck Flange, Size 4 inch, Pressure Class 300, Wall Thickness SCH 60, Material Stainless Steel ASTM A182 F316L, End Connect Raised Face Flange, Standard ANSI B16.5