等級
ST37, 15CrMo, 15Mo3, STPA25, STB42
Product name
Electric resistance welded steel piling pipe
Steel Grade
Q345B Q390B Q420B
Type
Double-side Spiral Submerged ARC
Process
Accept Customize Produce Depend
Previous size
circular welded steel piling pipe
Next size
ERW carbon welded steel piling pipe