Welding Neck Flange

Our product lines can fully meet the various specification requirements of customers, e. g. the American standards (ASTM / ASME / ANSI), German standards (DIN), British standards (BS), Japanese standards (JIS), Russian standards (GOST), European standards (EN) etc., furthermore, it is also O. K. for us to manufacture and export the products only based on the drawings or samples of customers.

(Please click the rectangle for more details).
  1. American Standard ANSI B16.5, Class 150, Class 300, Class 600, Class 900.
  2. German Standard DIN 2576, PN6, PN10, PN16, PN25, PN40.
  3. Japanese Standard JIS 5K, 10KA, 10KB, 16K, 20K, 40K.