Quantity:1000
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1.Products name:water-project spiral steel pipe
2.size:
wall thickness: 6-30mm
outer diameter: 219-3000mm
length: according to customer's requirements
3.standard:
API 5L. BS EN102, ASTM A53-2007, GB/T9711.1
4.Steel grade:
A53(A.B). Q195.Q235.Q345. API 5L X42-X52
5.Application:
natural gas pipelines ,coal gas ,coal slurry distribution ; auto transmission , steel construction ,chemical industry, electric industry, piles and other fields
6.Surface treatment
Epoxy Powder. 3PE/2PE. FBE. bared or painted with oil sand blast. black plaint on surface to against corrosion
