Seamless pipes Specifications and Execution Standard

We can makes and markets cold-drawn and hot rolled seamless steel pipes and cold-drawn special-section seamless pipes which are widely applied in the industries of petrochemical, boiler, automobile, mechanical, construction. Available Specification as below: API SPEC 5CT Specification for Casing and Tubing, Eighth Edition, Petroleum and natural gas industries-Steel pipes…


How to make seamless pipe

According to manufacuring process of seamless pipe,seamless pipe can be divided into hot rolled seamless tube and cold drawn seamless tube. Hot rolled seamless steel tubes: Round tube → heating → perforation → three skew rolling, rolling or extrusion → detached → sizing (or reducing) → cooling → straightening →…


Tubes for Mechanical and Automobile

Seamless Steel Tubes for Mechanical and Automobile usage for Backbone of Automobile and rear axle tube, manufacturing and processing of precision equipments, instruments and apparatus. Sunny Steel supply a 1/2 million foot inventory of carbon steel pressure tubing including boiler tubes, condenser tubes and heat exchanger tubes all made in…