Spiral Sub-Arc Welded(SSAW)Pipe completed mills is one of the most competitive and important one for Hong-tech mills company .We adopt classical 3 rollers type & outside control rollers structure ,base on Germany traditional forming theoretical and decades of running mills performances feedback. Now we have confirmed series of standard spiral welded mills(both forward and rear swing types) which can meet kinds of customers  technical demand overseas.

Product Standard:API-5L,API-5CT,BS1387-85 ,DIN,EN,GB9711 and so on.

 Product Specifications: 

Diameter:100mm-4500mm,Thickness:1.2-30mm

Material:Normal carbon steel Q235, Q345,X42~X80,Stainless ,aluminium alloy,galvanized coils and others

Products Uses:

Petrol&gas transporting ,low pressure fluid transporting ,port and bridge structure longer piling use ,city gas transporting &water supply and drainage uses and so on,

Hong tech company supply design ,manufacture,installment ,debug, long time technical consult and mills support service job in all kinds of welded pipe/tube mills area.