Types of Seamless Steel Pipe

▇ ▍Tube For Structural Purposes

Sizes: Out Diameter: 1-1/4″-16″, Wall Thickness: 0.109″-0.562″

Standard: ASTM A53, ASTM A106, ASTM A500/501-98, ASTM A519-98, JIS G3441-1994, JIS G3444-1994, BS EN 10210-1

Application: Used in the general structure and the mechanism, including construction, machinery, transportation

▇ ▍Boiler Pipe

Sizes: Out Diameter: 6.0mm-114.0mm, Wall Thickness: 1.0mm-15.0mm

Standard: GB3087-1999, ASTM A179, ASTM A106, JIS G3454

Application:Used for manufacturing superheated pipelines, the steam pipe, boiling water tube, flue tube, small flue tube, etc.

▇ ▍ Seamless Steel Tubes for Liquid Service

Sizes: Out Diameter: 19.05-168.3mm, Wall Thickness: 2.31-14.27mm

Standard:GB/T8163-1999, ASTM A53-98, JIS G3452-1998, JIS G3454-1998, ASTM A106, DIN 1629-1984

Application:For conveying of petroleum, gas and other fluids

▇ ▍ Line Pipe

Sizes: Out Diameter: 73-630mm, Wall Thickness: 6-35mm

Standard: API 5L

Application: For gas, water, transportation in Petroleum and natural gas industries

▇ ▍ Drill Pipe

Sizes: Out Diameter: 2-7/8″-6-5/8″, Wall Thickness: up to 0.813″

Standard: API 5D

Application: For well drilling

▇ ▍ Petroleum Cracking Tube

Sizes: Out Diameter: 1.315″- 20″, Wall Thickness: 0.133″-0.500″

Standard: GB9948-1988

Application: For manufacturing of furnace tubes, heat exchangers and pipelines in refineries”