ERW STEEL PIPE
STD :API-5L PSL1/PSL2 GB/T3091-2001 GB/T9711 -1997 SY/T5037-2000
MATERIAL : L245~L485 J55 Q235 Q345 20# API GrB , X42~X100
W.T : 6~14mm
O.D : 21.3mm-1220mm
Length : 5.8 m , 6m ,8m ,9m ,10m ,11.8m,12m
Applying fields:offshore oil exploitation,vacuum distillation,three gorges,power station,west-east,chemical plant,etc
the technical of "high frequency" longitudinal-seam welded steel pipes
uncoiling--leveling--end cutting--end shearing welding--supercoil accumulator--edge condition ing strip-- edge and body ultrasonic testing--forming-- forming--electric induction welding--ultrasonic testing for weld seam--post annealing--air cooling--water colling--sizing--flying cut-off--flush-out-- cropping--flatterning testing for pipe end visual and dimensional inspection--weighing and measuring--supercoil accumulator--coating--pipe-end protector-- bunding--shipping
STD :API-5L PSL1/PSL2 GB/T3091-2001 GB/T9711 -1997 SY/T5037-2000
MATERIAL : L245~L485 J55 Q235 Q345 20# API GrB , X42~X100
W.T : 6~14mm
O.D : 21.3mm-1220mm
Length : 5.8 m , 6m ,8m ,9m ,10m ,11.8m,12m
Applying fields:offshore oil exploitation,vacuum distillation,three gorges,power station,west-east,chemical plant,etc
the technical of "high frequency" longitudinal-seam welded steel pipes
uncoiling--leveling--end cutting--end shearing welding--supercoil accumulator--edge condition ing strip-- edge and body ultrasonic testing--forming-- forming--electric induction welding--ultrasonic testing for weld seam--post annealing--air cooling--water colling--sizing--flying cut-off--flush-out-- cropping--flatterning testing for pipe end visual and dimensional inspection--weighing and measuring--supercoil accumulator--coating--pipe-end protector-- bunding--shipping
Certificate
- API
- ISO
- CE
- ABS
Main Products
seamless steel pipe , ERW ,LSAW ,SSAW welded steel pipe ,pipeline