Cold drawn seamless steel pipe, hot rolled seamless steel pipe API 5L, ASTM A53, ASTM A106, ASTM A335, ASTM A213, ASTM A179, ASTM A192, ASTM A210, ASTM A333, ASTM A519, DIN 17175, DIN 1629, DIN 2391, EN 10216, EN 10210, BS 3059, JIS G3454/3455/3456
Applicable to the general structure, mechanical structure ASTM A53, ASTM A106, ASTM A500-98, ASTM A501-98, ASTM A519-98, JIS G3441-1994, JIS G3444-1994, BS EN 10210-1
Applies to water, air, heating steam, gas and other low-pressure fluid delivery ASTM A53-98, JIS G3452-1998, JIS G3454-1998, ASTM A106, DIN 1629-1984
High-pressure boiler tube, Low-medium pressure boiler tube ASTM A179, ASTM A106, JIS G3454
API 5L PLS1/2 Line pipe for oil and gas transport