Products News
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ASTM A500 square tube
ASTM A500 — Carbon steel cold-formed round and special-shaped cross-section welded square tubes and seamless square tubes for structural use Square pipe, or equal-length steel pipes, is also known as square tube. The majority of square tubes are made of steel and are used primarily for constructi...Read more -
Introduction of square tube
Square tube is a name for square pipe, which is a steel pipe with equal side lengths. Most square tubes are mostly steel tubes, mostly structural square tubes, decorative square tubes, construction square tubes, etc. Short Description: Keywords（pipe type）:carbon steel pipe,Seamless Steel Pipe, ...Read more -
What are the physical properties of seamless tubes?
What are the physical properties of seamless tubes? 1. Composition of chemicals. There are specifications for the amount of dangerous chemical elements like As, Sn, Sb, Bi, and Pb as well as gases like N, H, and O. To enhance the consistency and purity of steel’s chemical composition, decre...Read more -
Submerged arc steel pipe acceptance steps
1. Inspection and inspection of submerged arc steel pipes shall be carried out by the supplier’s technical supervision department. 2. The supplier must ensure that the delivered submerged arc steel pipes comply with the regulations of the corresponding product standards. The purchaser has the rig...Read more -
ASTM A53 Seamless tubing
ASTM A53—Uncoated and hot-dip galvanized welded and seamless nominal steel pipe There are two types of seamless tubing: DIN and ASTM American standard seamless steel tube. German seamless steel tube standard, or JIS Japanese seamless steel tube that complies with GB standards. While ASTM America...Read more -
Rust removal technology for large-diameter spiral steel pipes
The surface of spiral steel pipe is mainly polished with wire brush, etc. Cleaning and preheating of large-diameter spiral steel pipes can remove loose or floating scales, rust, welding slag, etc. The rust removal ability of hand tools can reach the Sa2 level, while the rust removal ability of po...Read more