1. manufacturing method (1) using hot rolled strip as billet, high temperature spiral forming is often adopted, automatic submerged arc welding is us...
Date:2018-05-04 Tags:Technical requirements of spiral tube
High precision cold drawn steel pipe is a new type of high-tech energy-saving product. In recent years, the technology used in the production of preci...
Date:2018-05-04 Tags:High precision cold drawn steel pipe technology and its application
The inner and outer wall of the cold drawn precision steel pipe has no oxidation layer. It bears high pressure and no leakage, high precision, high fi...
Date:2018-05-04 Tags:Precautions of cold drawn precision steel pipe
Thin-walled seamless pipe fittings are increasingly used in the industrial sector because of their compact structure, light weight, and material-savin...
Date:2018-05-04 Tags:Thin-walled seamless pipe parts processing technology
According to foreign media reports, the India iron and steel minister, Aruna Sharma (Aruna Sharma), in a recent event, said the India government will ...
Date:2018-05-03 Tags:India will relax foreign market access
(A) Seamless steel pipe size accuracy In order to determine the position of the shaft, it is usually required for its dimensional accuracy (IT5 ~ IT7...
Date:2018-05-03 Tags:Seamless steel pipe precision requirements
P91 steel is filled with pearlite heat-resisting steel and austenitic heat-resisting steel, martensitic heat-resisting steel in the temperature range ...
Date:2018-05-03 Tags:P91 steel
P92 high-pressure boiler tube is based on P91 steel, using a variety of enhanced new ferritic heat-resistant alloy steel pipe, good high temperature s...
Date:2018-05-03 Tags:P92 high pressure boiler tube based on P91 steel
High-precision cold-drawn steel pipe is a new type of high-tech energy-saving product. In recent years, the use of precision steel pipes produce...
Date:2018-05-03 Tags:High-precision cold-drawn steel pipe production process and application
A106B seamless steel pipe thread inspection is more complex and divided into the screw thread test and pipe thread test. 1. Collar thread inspect...
Date:2018-05-02 Tags:Inspection of A106B seamless steel pipe thread method
Resistance-welded tubes (abbreviated as welded tubes) can only occur under certain circumstances and have the following characteristics: (1) Stress c...
Date:2018-05-02 Tags:Heat treatment of corrosion resistance of resistance welded pipe after welding
SA 213 Standard Specification for Seamless Ferritic and austenitic alloy steel boilers, superheater and heat exchanger tubes. 1. surface state: ...
Date:2018-05-02 Tags:SA 213 Boiler Tube
DMH United Steel is proud to support manufacturing, which is the cornerstone of China's booming development. ...
Date:2018-05-02 Tags:seamless square tube
Seamless steel pipe can be divided into two kinds of seamless pipe and seamless square pipe. Seamless pipe is the most important use in pipeline and m...
Date:2018-05-02 Tags:Seamless round tube and seamless square tube
1, chemical composition In order to improve the uniformity of chemical composition and purity of steel, reduce non-metallic inclusions in the pipe an...
Date:2018-04-28 Tags:Seamless steel pipe quality requirements in production
