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Hot Selling for Panzhihua Steel 27simn Hydraulic Support Pipe - Thin wall precision bright tube factory – Weichuan
Hot rolled seamless steel pipe is divided into general steel pipe, low and medium pressure boiler steel pipe, high pressure boiler steel pipe, alloy steel pipe, stainless steel pipe, petroleum cracking pipe, geological steel pipe and other steel pipes. Cold rolled (drawn) seamless steel pipe includes carbon thin-walled steel pipe, alloy thin-walled steel pipe, stainless steel thin-walled steel pipe, stainless thin-walled steel pipe and special-shaped steel pipe in addition to general steel p... -
China wholesale Astm A210 Fine Drawn Steel Pipe - Warranty of genuine boiler tube manufacturer – Weichuan
High pressure seamless steel pipe and high pressure boiler pipe are a kind of boiler pipe, belonging to the category of seamless steel pipe. The manufacturing method is the same as that of seamless pipe, but there are strict requirements for the steel grade used in the manufacture of steel pipe. High pressure boiler tubes are often used under high temperature and high pressure conditions. High pressure boiler tubes are mainly used to manufacture superheater tubes, reheater tubes, air ducts, m... -
Factory Supply Gb 6728 Seamless Square Tube - A335 P11 A213 T11 A369FP12 A199 T11 high pressure alloy steel pipe – Weichuan
The application field of 12Cr1MoVG alloy pipe is expanded to provide broader space for the development of the industry. According to the research of 12Cr1MoVG alloy pipe branch of China Special Steel Association, the demand for high-pressure 12Cr1MoVG alloy pipe length in China will increase by 10-12% annually in the future. Classification of 12Cr1MoVG alloy pipe. The biggest advantage of 12Cr1MoVG alloy pipe is that it can be recycled 100%, which is in line with the national strategy of envi... -
Good Wholesale Vendors Sans 657-3 2005 Steel Pipe - 2019 High quality China 304 316 Stainless Steel Round Square Pipe Welded Pipe Seamless Pipe with Polished – Weichuan
We rely upon strategic thinking, constant modernisation in all segments, technological advances and of course upon our employees that directly participate within our success for 2019 High quality China 304 316 Stainless Steel Round Square Pipe Welded Pipe Seamless Pipe with Polished, Customers first! Whatever you require, we should do our utmost to help you. We warmly welcome customers from all over the world to cooperate with us for mutual development. We rely upon strategic thinking, consta... -
Fast delivery Baotou Steel 45# Hot Rolled Seamless Pipe - ASTM A213 T2 T12 T5 T9 T22 P2 P9 alloy steel pipe – Weichuan
Thick walled steel pipe, the steel pipe whose ratio of outer diameter to wall thickness is less than 20 is called thick walled steel pipe. It is mainly used as petroleum geological drilling pipe, cracking pipe for petrochemical industry, boiler pipe, bearing pipe, high-precision structural pipe for automobile, tractor and aviation, etc. The biggest difference between thick wall steel pipe and thin wall steel pipe lies in the thickness of steel pipe wall. Generally speaking, thin wall steel pi... -
Factory directly S45c Seamless Pipe - High performance stainless steel square tube customized – Weichuan
Stainless steel square tube is a kind of hollow long steel. Because the section is square, it is called square tube. A large number of pipelines are used to transport fluids, such as oil, natural gas, water, gas, steam, etc. in addition, when the bending and torsional strength are the same, the weight is relatively light, so they are also widely used to manufacture mechanical parts and engineering structures. Classification of stainless steel square pipe: square pipe is divided into seamless... -
Discount wholesale Thick Wall Seamless Square Pipe - TP321 stainless steel pipe genuine spot – Weichuan
1. 321 stainless steel pipe. Seamless steel pipe (GB14976-2002) is a high-quality carbon structural steel hot-rolled and cold drawn (rolled) seamless steel pipe for manufacturing superheated steam pipe, boiling water pipe of low and medium pressure boiler and superheated steam pipe, large smoke pipe, small smoke pipe and arch brick pipe for locomotive boiler. 2. 321 stainless steel pipe: it is mainly used to manufacture high-quality carbon structural steel, alloy structural steel and stainle... -
China Gold Supplier for Large Diameter Hot Rolled Steel Pipe - Massive Selection for China API 5CT Oilfield Casing Conductor OCTG Steel Pipe Carbon Steel R3 for Varnish Black Painting NDT – Weichuan
Innovation, excellent and reliability are the core values of our organization. These principles today extra than ever form the basis of our success as an internationally active mid-size corporation for Massive Selection for China API 5CT Oilfield Casing Conductor OCTG Steel Pipe Carbon Steel R3 for Varnish Black Painting NDT, We just take top quality as the foundation of our accomplishment. Thus, we focus on the manufacture in the most effective high-quality solutions. A strict good quality m... -
China New Product 12cr1movg Seamless Steel Tube - Solid manufacturers can customize precision bright tubes – Weichuan
The essence of high temperature tempering brittleness of precision bright tube is generally considered to be the result of the segregation of impurity elements such as phosphorus, tin, antimony and arsenic at the original austenite grain boundary, resulting in grain boundary embrittlement. The alloy elements such as manganese, nickel and chromium are co segregated with the above impurity elements at the grain boundary, which promotes the enrichment of impurity elements and intensifies embritt... -
2021 High quality A106grb Fine Drawn Steel Pipe - OEM China China Manufacturer Stainless Steel 304 304L 904L Seamless Tube – Weichuan
We have many excellent staff members good at marketing, QC, and dealing with kinds of troublesome problem in the production process for OEM China China Manufacturer Stainless Steel 304 304L 904L Seamless Tube, The principle of our business is usually to supply high-quality solutions, professional company, and sincere communication. Welcome all buddies to place trial order for creating a long-term organization relationship. We have many excellent staff members good at marketing, QC, and dealin... -
2021 wholesale price 20cr Hot Rolled Thick Wall Seamless Pipe - Spiral steel pipe is of high quality and low price – Weichuan
Spiral steel pipe is a spiral seam steel pipe made of strip steel coil as raw material, often formed by warm extrusion and welded by automatic double wire double-sided submerged arc welding process. The spiral steel pipe sends the strip steel to the welded pipe unit. After rolling by multiple rollers, the strip steel is gradually rolled up to form a circular pipe blank with opening gap. Adjust the reduction of the extrusion roller to control the weld gap at 1 ~ 3mm and make both ends of the w...