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Always adhere to the tenet of high quality, low cost, fast pace and excellent service. Mainly exported to Europe, Southeast Asia, South Africa, the Middle East, Latin America and other countries and regions, the products are favored by Chinese and foreign users.

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CHENGSHUN METAL MATERIALS

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New Decor
30 year

Foreign trade export experience

200 +

Active employees

50000 +

Plant floor area

100 +

Exporting countries

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NEWS CENTER

Always adhere to the tenet of high quality, low cost, fast pace and excellent service. Mainly exported to Europe, Southeast Asia, South Africa, the Middle East, Latin America and other countries and regions, the products are favored by Chinese and foreign users.

Steel pipe material classification

Steel pipes can be divided into carbon pipes, alloy pipes, stainless steel pipes, etc. according to the pipe material (ie steel type). Carbon tubes can be divided into ordinary carbon steel tubes and high-quality carbon structural tubes. Alloy pipes can be divided into: low alloy pipes, alloy structural pipes, high alloy pipes, and high strength pipes. Bearing tubes, heat-resistant and acid-resistant stainless tubes, precision alloy (such as Kovar alloy) tubes and high-temperature alloy tubes, etc.

Mar 06,2023

Temperature requirements for submerged arc welded straight seam steel pipes

The welding process used for submerged arc welded straight seam steel pipe is submerged arc welding technology, which adopts filler welding and particle protection flux submerged arc. The diameter of production can reach 1500mm. LSAW is the English abbreviation of submerged arc welded straight seam steel pipe. The production process of submerged arc welded straight seam steel pipe includes JCOE forming technology and coil forming submerged arc welding technology. When the diameter is large, two steel plates may be used for rolling, which will form the phenomenon of double welds.

Feb 14,2023

Reducing misjudgment of high-pressure boiler pipe eddy current testing

Reducing high-pressure boiler pipe eddy current testing misjudgment several key factors: (1) Coil eddy current testing and inspection center roller consistency in relation to the accuracy inspection rate high pressure boiler tube inspection system of the entire product, the coil center alignment requirements than the sample through holes circumferentially poor sensitivity ≤2dB, signal to noise ratio ≥ 8dB.

Feb 14,2023

What are the advantages of argon arc welding

Argon reduces the burning loss of alloy elements and obtains denseand high-quality welded joints; The protection can isolate the adverse effects of oxygen, nitrogen and hydrogen in the air on arcand molten pool.

Feb 14,2023