Product Knowledge

The difference between precision steel pipe and seamless steel pipe

Precision steel pipe is a high-precision seamless steel pipe material that is bright inside and outside after cold rolling. Since precision steel pipes have no oxide layer on the inner and outer walls

Differences between duplex stainless steel and ordinary stainless steel

Duplex stainless steel - refers to stainless steel with ferrite and austenite each accounting for about 50%, and generally the content of the smaller phase needs to be at least 30%. Some also contain

Welding technology of stainless steel welded pipe

The welding methods of stainless steel welded pipes used in industry mainly include argon arc welding, high frequency welding, plasma welding and laser welding. Several welding methods have their own

Sealing connection and use method of high pressure flange

High-pressure flange is a flange used for connecting pipes or equipment with a pressure higher than 10MPa. At present, it mainly includes traditional high-pressure flanges and high-pressure self-tight

Argon Protected Welding: Principles, Advantages and Root Pass Quality

Argon protected welding uses an inert argon atmosphere to shield the arc and molten pool from air, retaining alloying elements and producing clean, slag-free joints. The article explains how the shiel

Explanation of common welding terms

Welded steel pipe, also called welded pipe, is a steel pipe made of steel plates or strips that are welded after being curled and formed. The length is usually 6 meters. The production process of weld

Elbow stamping process advantages

Stamping welded elbow, it is the use of the same material as the pipe sheet stamping die stamping into a half of the ring elbow, and then the two half-ring elbow for the group welded to form. Due to t

Alloy elbow product quality inspection and welding regulations

Alloy elbow is a variety of elbows of a class of general term, the role of the pipeline corner connection, is to connect the two nominal diameter of the same pipe, so that the pipeline to do 90 ° or o

Seamless elbow forming method

Seamless elbow is a kind of pipe fittings used in pipeline turns. In the piping system more than the use of all pipe fittings, the largest proportion, about 80%. Usually, different forming processes a