fuel gas boiler corrugated pipe  :

1.material:mild steel, low alloy steel,carbon steel, etc

cessing scope:

DI=400-1600                                  DI=400-1000

thickness=8-20                              thickness=8-20

n=1-8                                               n=1-8

L=720-1800                                   L=720-1800     

l=150-200                                       l=150

cessing method: hot rolling

4.testing: non-destructive testing(UT,RT,MT,PT)

                          carbon sulphur analysis instrument

                          non-contact type temperature measuring apparatus

                          WE-60type omnipotent testing machine

5.license:   manufacture licence of special equipment  of people's repblic of china (A3 head)

                    certificate of  manbership of confederation of chinese metalforming industy

                    quality management  system certificate