Threeway Steel, an external gateway of Shinestar Holdings Group Co.,ltd, is taking charge of exporting steel products under our group.
Threeway is a professional steel products manufacturer.We produce Piling pipe, Api 5l steel pipe, Seamless Steel Pipe, LSAW steel pipe, SSAW steel pipe according to your requirements.
Threeway Steel is known as a professional supplier engaged in designing, manufacturing and distribution wide range of steel pipes, like seamless steel pipe, ERW steel pipe, LSAW steel pipe.
Steel Pipe we produced conforms to international standards such as: ASTM, JIS, BS, EN, GOST, AWWA, DIN, UNI.
1. The meaning of galvanized steel pipe and stainless steel pipe is different Galvanized steel pipe, welded steel pipe with hot-dip galvanized or electro-galv...
The fundamental point of the surface treatment standard is four different rust levels: The surface of Grade A steel is completely covered with adhering oxide ...
Galvanized pipe, also known as galvanized steel pipe, is divided into two types: hot-dip galvanized and electro-galvanized. The hot-dip galvanized layer is thic...
ASTM A106/ASME SA106 is the standard specification for seamless carbon steel pipe applied for high temperature services. It includes three grades A, B and C...
Groove connection of seamless steel pipe : Groove fittings include two major categories of products: pipe fittings with a joint sealing effect...
Car roll cage is a removable pipe assembly. It uses cold drawn carbon seamless steel pipe bending together, one by one, when installed in accordance w...