China ASTM A182 F304 Plate Flanges Manufacturers, Suppliers, Factory

Longquan is a professional cap pipe fitting manufacturer and supplier in China. Our main projects including stainless steel flanges, duplex steel flanges, super duplex steel flange, pipe fitting manufacturing and sales. We have produced cap pipe fitting for many years, looking forward to reaching a long-term cooperative relationship with you.

Longquan is a professional duplex steel S31803 socket weld flanges manufacturer and supplier in China. Our main projects including stainless steel flanges, duplex steel flanges, super duplex steel flange, pipe fitting manufacturing and sales. We have produced duplex steel S31803 socket weld flanges for many years, looking forward to reaching a long-term cooperative relationship with you.

Longquan is a large-scale 316 Stainless Steel Socket Weld Flanges manufacturer and supplier in China. We have been specialized in stainless steel flanges, duplex steel flanges, super duplex steel flange, pipe fitting for many years. 316 stainless steel plate flange has a good price advantage and cover most of the European and American markets. We look forward to becoming your long-term partner in China.

304 stainless steel Blind flanges plays the role of isolation and cutting, and the role of the head, tube cap, welding plug is the same. Because of its good sealing performance, for the need to isolate the system, generally as a reliable isolation means. A plate plate blind plate is a solid circle with a handle used in normally isolated systems.

Duplex Steel S31803 Blind Flanges plays the role of isolation and cutting, and the role of the head, tube cap, welding plug is the same. Because of its good sealing performance, for the need to isolate the system, generally as a reliable isolation means. A plate plate blind plate is a solid circle with a handle used in normally isolated systems. The figure 8 blind plate is shaped like figure 8. One end is the blind plate and the other end is the throttle ring, but the diameter is the same as the pipe diameter, so it does not play the throttling role. 8-figure blind plate, easy to use, need isolation, use the blind plate end, need normal operation, use the throttle ring end, but also can be used to fill the installation gap of the blind plate on the pipeline. Another feature is that it is clearly marked and easy to identify the installation status.

We are one of the Professional S32750 super duplex steel weld neck flanges manufacturers Exporter Pipeline products in China .Our company was established in 2000, the plant covers 550, 000 square meters and a construction area of 6,8,000square meters, existing 260 workers and 45 technicians. We have five branch factories which can supply the best quality pipes, tubes, fittings flanges and related accessories