During the more than 20 year’s production of steel pipe in threeway, our manufacturers know the important of mill test certificate contents for seamless steel pipe as well as welded tube.
The mill test certificate will contains following steps:
steel mill's name,
heat number,
batch number,
final test result,
steel pipe dimension(such as diameter, wall thickness, length),
quantity,
steel grade,
standard and specification,
chemical analysis composition results,
mechnical test properties results,
other tests like UT result, hardness test and so on.
With all these test, we will guarantee this part’s quality for steel pipe’s making.
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.
