DIN 1630 ST52.4 seamless steel tubes/pipes are designed to meet high performance requirements. Normally ,if you need ST52.4 seamless steel pipe/tube,contact us!

Shanghai Katalor Enterprises Co., Ltd is a standard company specialized in producing and exporting DIN 1630 ST44.4 seamless steel tubes. if you need ST44.4 seamless steel tubes/pipes,contact us!

DIN 1630 ST37.4 steel tubes are predominantly used in the construction of chemical plants, vessels, pipework and for general mechanical engineering purpose. if you need DIN 1630 ST37.4 seamless pipe/tube,contact us!