API 5L Oil Well Casing Tubing Pipes Seamless Steel Casing Pipes

API Oil Well Casing Tubing Pipes Seamless Steel Casing Pipes K55 J55 N80 L80 T95 P110

ASTM A53 Large Diameter Seamless Steel Tube

widely used in petroleum, chemical, medical, food, light industry, machinery, instrument and other industrial pipeline and mechanical structure parts, etc.

ASTM A536 Cast Iron pipe

Cast iron pipe is used for water supply, drainage and gas transmission pipeline. It includes cast iron straight pipe and pipe fittings.

Q195 Galvanized pipe / tube

Galvanized steel pipes have a wide range of uses. In addition to being used as line pipes for low-pressure fluids such as water, gas, and oil, they are also used as oil well pipes...

Q195 Spiral Steel Tube

Spiral steel pipe is a spiral seam steel pipe made of strip steel coils as raw materials, often extruded and formed by automatic double-wire double-sided submerged arc welding.