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The Leading Manufacturers of Steel Tubes

Apr 20, 2017

We are one of the leading manufacturers, suppliers and exporters of steel pipes & steel tubes, including ASTM A335 alloy pipes, AISI 4130 steel pipe and European standard alloy pipes and other GB standard alloy pipes. We supply pipes used for drilling oil and high pressure areas. We cater to the needs of all industry and ensure the quality material. 

ASTM A335 Pipe (ASME S/A335, Chorme-Moly) is a seamless ferritic Alloy-Steel Pipe for high temperature service. Alloy pipe in the power industry generally refers to A335 material, but in the oil and gas market, 4130 pipe is used. We must be in accordance with our purpose to select the steel pipe model.

AISI 4130 Steel Pipes

  • E-mail: wen@cn-big.com
  • Tel: +86 010 5246 1208
  • Fax: +86 010 5140 6975
  • Add: Tongzhou District, Beijing, China

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