China S31600 Blind Flanges Manufacturers, Suppliers, Factory

Longquan is a large-scale F51 Duplex Steel 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. F51 Duplex Steel Flanges 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

Longquan is a professional 316 stainless steel threaded 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 316 stainless steel threaded flanges for many years, looking forward to reaching a long-term cooperative relationship with you.

304 Stainless Steel Threaded Flanges is a kind of flange connected with the pipe by the thread. Design, according to the loose flange treatment. The advantage is that there is no need to weld, flange deformation on the cylinder or pipe generated additional torque is small. The disadvantage is that the flange thickness is large and the cost is high. Suitable for high pressure pipeline connection.

We are one of the Professional S32750 super duplex steel blind 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.

The 316 Stainless Steel Weld Neck Flanges is attached to the pipe end. It is the part that connects the pipe to the pipe. There are holes on the flange, and bolts can be worn to make the two flanges tightly connected, and the flange is sealed with a liner. Flanged pipe fittings are pipe fittings with flanges (flanges or joints). It can be cast, threaded or welded. The flange connection is composed of a pair of flanges, a gasket and a number of bolts and nuts. The gasket is placed between the sealing surface of the two flanges. After tightening the nut, the specific pressure on the surface of the gasket will be deformed after reaching a certain value, and the uneven part of the sealing surface will be filled to make the connection tight without leakage. A flange connection is a detachable connection. According to the connected parts can be divided into container flange and pipe flange. According to the structure type, there are integral flange, looper flange and threaded flange. Common integral flanges are flat welding flange and butt welding flange.

Longquan is a professional S32760 super duplex steel 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 S32760 super duplex steel socket weld flanges for many years, looking forward to reaching a long-term cooperative relationship with you.