タイトルまたは説明

Spiral steel pipe
spiral steel pipe was made by steel coil, extrusion forming under the normal temperature, take the technology of double wire and double-faced submerged-arc welded.

Spiral steel pipe was mainly used in public waterworks, petrochemical industry, chemical industry, electric power industry, agricultural irrigation and urban construction etc.

For liquid transportation: water supply, drain off water, petroleum transportation etc.

For gas transmission: coal gas, steam, liquefied petroleum gas,gas etc.

For structure: piling, bridge, wharf,road, architectural structure etc.

Material:

    Q**5A，Q**5B、*0#、*0#、Q**5（*6Mn）、L**5(B)、L**0（X*2）、L**0（X*6）、L**0（X*2）、L**0(X*6)、L**5(X*0)、

    L**0(X*5)、L**5(X*0)、L**5(X*0)、L**0NB/MB（X*2N/M）、L**0NB/MB（X*2N/M）、L**0NB /MB(X*6N/M)、**5NB/MB(X*0N/M)、 L**0MB(X*5)、L**5MB(X*0)、L**5MB(X*0)。