SMLS


All posts for SMLS

Comparison of Performance and Technical Indicators of ERW and SML

1. Tube blank quality ERW steel pipe  special steel has high purity. Through de-S, de-P, de-aeration, Ca treatment and other methods, the S and P content can be controlled below 0.005%, the N content can be controlled below 0.008%, the shape of the inclusions can be controlled to be spherical and t ...

lvy lee - Permanent Steel Manufacturing Co.,Ltd


Posted 14 days agoPress > ERWSMLSTechnical Indicators +1

Identification Method of Fake and Inferior Seamless Steel Pipe

The structure is folded with a seamless steel pipe which is a variety of fold lines formed on the surface of the steel pipe, and such defects often extend throughout the longitudinal direction of the product. The reason for the folding is that the inferior manufacturer pursues high efficiency, th ...

Joy Huang


Posted 10 months agoPress > SMLSstainless steel seamless pipeseamless steel tube