water-project spiral steel pipe

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

water-project spiral steel pipe