We supplied ERW high-frequency straight seam steel pipe with a diameter of 89-660mm, the material of A53 GR. B, API5L grade B steel, API 5L X42-X65, The thickness is 4mm-20mm. Our factory has advanced pipe-making equipment and perfect testing equipment. Strict process flow and product quality meet the national standard and API standard, API Qualified Certificate
Product Item: ERW steel pipe
Diameter: 89-660 mm
Material: ASTM A53 Grade B
Standard: API 5L Grade B, API 5L X42-X65
Thickness: 4 -20 mm