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Production for black ERW steel pipe
Update:2018-04-25 View(s):1216 Keywords :SSAW steel pipe, seamless steel pipe
Different steel pipe would have its special production method, so that they would have multifarious characters. Today, we would like to talk about black ERW steel pipe among welded steel pipe.
1) It is a kind of steel pipe made by hot-rolled coil through the molding machine;
2) Main production method would be high-frequency;
3) Compared with ordinary welding steel pipe’s production technology, black steel pipe has better technical on body melting, mechanical strength;
4) Black ERW steel pipe has features of smooth appearance, high precision, low cost welding seam height and so on.
Threeway Steel is known as a professional supplier engaged in manufacturing and distributing a wide range of steel pipe, and our headquarter located the central part of China – Hunan and six associated factories throughout China.
Threeway Steel is known as a professional supplier engaged in designing, manufacturing and distribution of a wide range of steel products with the headquarter located the central part of China – Hunan and six associated factories throughout China.
Threeway Steel is known as a professional supplier engaged in designing, manufacturing and distribution of a wide range of steel products with the headquarter located the central part of China – Hunan and six associated factories throughout China.
Threeway Steel is known as a professional supplier engaged in designing, manufacturing and distribution of a wide range of steel products with the headquarter located the central part of China – Hunan and six associated factories throughout China.
Threeway Steel is known as a professional supplier engaged in designing, manufacturing and distribution of a wide range of steel products with the headquarter located the central part of China – Hunan and six associated factories throughout China.
