Long Weld Neck Flange Provider: Long Welding Neck Flanges, 1/2-78 Inch, DN15-DN2000, Class 150-2500 LB, PN6-PN160, ANSI, DIN, JIS, ASTM A105, SS 400, etc.
Weld Neck Reducing Flange Manufacturer: Reduced Weld Neck Flanges, 1/2-78 Inch, DN15-DN2000, 150-2500 LB, PN6-PN160, ANSI, JIS, DIN, BS 4504, EN 1092-1.