Duct Flange

Quality comes first; service is foremost; business is cooperation" is our business philosophy which is constantly observed and pursued by our company for Duct Flange, Pex Wall Flange , 2 Inch Exhaust Flange , 3 Closet Flange , All the time, we have been paying attention on all details to insure each product satisfied by our customers. We insist about the theory of growth of 'High excellent, Performance, Sincerity and Down-to-earth working approach' to offer you with great company of processing for Duct Flange, Our company will continue to serve customers with best quality, competitive price and timely delivery & the best payment term! We sincerely welcome friends from all over the world to visit& cooperate with us and enlarge our business. If you are interested in our products, please do not hesitate to contact us, we will be happy to provide you with further information!


  • Hot sale Stainless Steel 316 Flanges - Socket weleing Flange – Puyang

    Hot sale Stainless Steel 316 Flanges - Socket weleing Flange – Puyang

    Size 1/2″-60″(DN12-DN1500) Rating 150#, 300#, 400#, 600#, 900#, 1500#, 2500# Standard ANSI/ASMEB16.5, B16.47, B16.36, B16.48.BS4504, BS3293, MSSSP44, AWWA, EN1092-1, DIN, JIS2220, GB T9112-9124, GB/T 20592-2009, SH406, JB/T, GB/T 20615-2009, GB/T 2506-2005, JB/T 4703-2000 Certificate ABS; TUV; TS; CCS Advantages Socket weld flange could replace threaded flange, to minimize the risky of leakage. No need to beveling before welding. Welding work outside of the pipe, will not penetr...
  • factory Outlets for Flange Fitting - Blind Flange – Puyang

    factory Outlets for Flange Fitting - Blind Flange – Puyang

    Size 1/2″-60″(DN12-DN1500) Rating 150#,300#,400#,600#,900#,1500#,2500# Standard ANSI/ASMEB16.5, B16.47, B16.36, B16.48.BS4504, BS3293, MSSSP44, AWWA, EN1092-1, DIN, JIS2220, GB T9112-9124, GB/T 20592-2009, SH406, JB/T, GB/T 20615-2009, GB/T 2506-2005, JB/T 4703-2000 Certificate  ABS; TUV; TS; CCS Application The blind flange’s major function is totally to separate the production medium. Which preventing the shut-off valve close not tightly, then affecting production, and ...
  • Top Suppliers Stainless Steel Closet Flange - Threaded Flange – Puyang

    Top Suppliers Stainless Steel Closet Flange - Threaded Flange – Puyang

    Size 1/2″-60″(DN12-DN1500) Rating 150#, 300#, 400#, 600#, 900#, 1500#, 2500# Standard ANSI/ASMEB16.5, B16.47, B16.36, B16.48.BS4504, BS3293, MSSSP44, AWWA, EN1092-1, DIN, JIS2220, GB T9112-9124, GB/T 20592-2009, SH406, JB/T, GB/T 20615-2009, GB/T 2506-2005, JB/T 4703-2000 Certificate ABS; TUV; TS; CCS Introduction Threaded flange is connecting with pipe without welding. It is similar to slip on flange or a socket weld flange, fitted with a tapered thread (screw) inside the flang...
  • Discount Price 3 Inch Toilet Flange - Welding-neck Flange – Puyang

    Discount Price 3 Inch Toilet Flange - Welding-neck Flange – Puyang

    Size 1/2″-60″(DN12-DN1500) Rating 150#, 300#, 400#, 600#, 900#, 1500#, 2500# Standard ANSI/ASMEB16.5, B16.47, B16.36, B16.48.BS4504, BS3293, MSSSP44, AWWA, EN1092-1, DIN, JIS2220, GB T9112-9124, GB/T 20592-2009, SH406, JB/T, GB/T 20615-2009, GB/T 2506-2005, JB/T 4703-2000 Certificate ABS; TUV; TS; CCS Introduction Welding neck flange have two forms (shapes), one with reducing neck as we called reducing weld neck flange; One with a even diameter of typical long neck named as lon...
  • New Delivery for Cf Flange - Socket weleing Flange – Puyang

    New Delivery for Cf Flange - Socket weleing Flange – Puyang

    Size 1/2″-60″(DN12-DN1500) Rating 150#, 300#, 400#, 600#, 900#, 1500#, 2500# Standard ANSI/ASMEB16.5, B16.47, B16.36, B16.48.BS4504, BS3293, MSSSP44, AWWA, EN1092-1, DIN, JIS2220, GB T9112-9124, GB/T 20592-2009, SH406, JB/T, GB/T 20615-2009, GB/T 2506-2005, JB/T 4703-2000 Certificate ABS; TUV; TS; CCS Advantages Socket weld flange could replace threaded flange, to minimize the risky of leakage. No need to beveling before welding. Welding work outside of the pipe, will not penetr...
  • Discount wholesale B16 5 Flange - Plate Flange – Puyang

    Discount wholesale B16 5 Flange - Plate Flange – Puyang

    Size 1/2″-60″(DN12-DN1500) Rating 150#, 300#, 400#, 600#, 900#, 1500#, 2500# Standard ANSI/ASMEB16.5, B16.47, B16.36, B16.48.BS4504, BS3293, MSSSP44, AWWA, EN1092-1, DIN, JIS2220, GB T9112-9124, GB/T 20592-2009, SH406, JB/T, GB/T 20615-2009, GB/T 2506-2005, JB/T 4703-2000 Certificate ABS; TUV; TS; CCS In many applications, engineers need to find a way to close off a chamber or cylinder in a very secure fashion, usually because the substance inside must differ from the substance ...
  • Cheap price 304 Stainless Steel Flanges - Plate Flange – Puyang

    Cheap price 304 Stainless Steel Flanges - Plate Flange – Puyang

    Size 1/2″-60″(DN12-DN1500) Rating 150#, 300#, 400#, 600#, 900#, 1500#, 2500# Standard ANSI/ASMEB16.5, B16.47, B16.36, B16.48.BS4504, BS3293, MSSSP44, AWWA, EN1092-1, DIN, JIS2220, GB T9112-9124, GB/T 20592-2009, SH406, JB/T, GB/T 20615-2009, GB/T 2506-2005, JB/T 4703-2000 Certificate ABS; TUV; TS; CCS In many applications, engineers need to find a way to close off a chamber or cylinder in a very secure fashion, usually because the substance inside must differ from the substance ...
  • Factory Price Blank Flange - Threaded Flange – Puyang

    Factory Price Blank Flange - Threaded Flange – Puyang

    Size 1/2″-60″(DN12-DN1500) Rating 150#, 300#, 400#, 600#, 900#, 1500#, 2500# Standard ANSI/ASMEB16.5, B16.47, B16.36, B16.48.BS4504, BS3293, MSSSP44, AWWA, EN1092-1, DIN, JIS2220, GB T9112-9124, GB/T 20592-2009, SH406, JB/T, GB/T 20615-2009, GB/T 2506-2005, JB/T 4703-2000 Certificate ABS; TUV; TS; CCS Introduction Threaded flange is connecting with pipe without welding. It is similar to slip on flange or a socket weld flange, fitted with a tapered thread (screw) inside the flang...
  • 2021 wholesale price 4 Inch Flange - Welding-neck Flange – Puyang

    2021 wholesale price 4 Inch Flange - Welding-neck Flange – Puyang

    Size 1/2″-60″(DN12-DN1500) Rating 150#, 300#, 400#, 600#, 900#, 1500#, 2500# Standard ANSI/ASMEB16.5, B16.47, B16.36, B16.48.BS4504, BS3293, MSSSP44, AWWA, EN1092-1, DIN, JIS2220, GB T9112-9124, GB/T 20592-2009, SH406, JB/T, GB/T 20615-2009, GB/T 2506-2005, JB/T 4703-2000 Certificate ABS; TUV; TS; CCS Introduction Welding neck flange have two forms (shapes), one with reducing neck as we called reducing weld neck flange; One with a even diameter of typical long neck named as lon...
  • China Factory for Flange Joint - Threaded Flange – Puyang

    China Factory for Flange Joint - Threaded Flange – Puyang

    Size 1/2″-60″(DN12-DN1500) Rating 150#, 300#, 400#, 600#, 900#, 1500#, 2500# Standard ANSI/ASMEB16.5, B16.47, B16.36, B16.48.BS4504, BS3293, MSSSP44, AWWA, EN1092-1, DIN, JIS2220, GB T9112-9124, GB/T 20592-2009, SH406, JB/T, GB/T 20615-2009, GB/T 2506-2005, JB/T 4703-2000 Certificate ABS; TUV; TS; CCS Introduction Threaded flange is connecting with pipe without welding. It is similar to slip on flange or a socket weld flange, fitted with a tapered thread (screw) inside the flang...