Hebei Haihao Group is a professional manufacturer of flanges and pipe fittings. We have strong technical force, can produce standard, non-standard and customized series of pipe fittings for customers, with chemical analysis, mechanical properties test and other inspection capabilities. In order to avoid you receiving unqualified products, we will carry out strict inspection on each type of products before leaving the factory. Some time ago, we exported a batch of goods to Indonesia. We not only completed the pipe fittings and flanges quickly and well, but also carried out strict testing on the goods. The customers were very satisfied after receiving the products.

A182 F316 Couplings

Take the A182 F316 couplings in this batch of goods for example, the coupling is a short pipe used to connect two pipes. The coupling is widely used in civil construction, industry, agriculture and other fields because it is easy to use. Connection methods are: thread connection, welding, welding, socket and plug according to its manufacturing process can be divided into forging and casting two. Forging refers to the use of steel ingot or round rod heating forging molding, on the lathe after processing thread. Please see the picture below.

Haihao Group always adhere to the customer service, try to meet the needs of customers, if you have an inquiry, please do not hesitate to contact me immediately.