Double Submerged Arc Welded (DSAW) Steel Pipe

Double Submerged Arc Welded (DSAW) steel pipe is available in straight and spiral welded formats and used in a variety of applications. The submerged welding process protects the steel from contamination of impurities in the air. Both inside and outside welds are performed.
DSAW pipe can be specified in very large diameter and to exact inside or outside dimensions. Spiral Welded steel pipe is distinguished by the manufacturing process that results in a spiral DSAW seam the length of the pipe to lengths of 155 feet.
We export our DSAW steel pipe to many countries,our honest and sincere has otained a huge number of customers from aboad,we welcome u and u team come to visit our mill at any time in your convinence.

Type: Double Submerged Arc Welded (DSAW) Steel Pipe 
OD: 219mm-3020mm
Wall thickness 6mm-20mm
Standard SY/T5037, SY/T5040, GB/T9711.1 ,GB/T9711.2 ,ASTMA53, 


Material Q235B,Q345B,GR.A Gr.B X42 X46 X52 X56 X60 X70 PSL1,PSL2
Coating Epoxy black coating, bitumen coating, FBE, 3PE, 3PP, 

thermal insulation coated.Fiber glass coated

Coating standard SY/T0315,SY/T0457,SY/T0413,DIN30670,DIN30678,

ISO/DIS 21809

Application Petroleum, power, gas, chemical and medical equipment, 

construction, bridge, power engineering

Min order quality 100tons for common type,300ton for special type
Productivity 2000T/M/Production line
Equipment Most advanced (Lincoln welder)
Deliver time According to customers’ requirement
Quality First grade
Assurance Production ,dimension ,inspection according to standard that required  


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