Introducing different alloy steel pipes, different materials, and corresponding HS customs codes

1. Material: SA106B, corresponding to the national standard GB/T8162 or GBT8163, material: 20, use: structural seamless steel pipe, the corresponding American standard is SA106 B, use is low and medium pressure boiler pipes, the corresponding German standard is DIN1629 , the steel grade is St44, used for manufacturing pipes, containers, equipment, pipe fittings and steel structures, the corresponding European standard is G3454, the steel grade STPG410, used for pressure pipes, HS code is 7304599090. 2. Material: 20G, corresponding to the national standard GB5310, steel grade, 20G, used as seamless steel pipe for high-pressure boilers, corresponding to American standards: ASTM A106B/C, ASTM A210C, used for fluid pipes, corresponding to the German standard is DIN17175, and the steel grade is St45 .8. It is used as a heat-resistant steel seamless steel pipe. The corresponding European standard is EN10216-2. The steel grade is P235GH. It is used as a pressure-bearing pipe. The HS code is 7304599090. 3. Material Q345, corresponding to national standard GB/T8162 or GB/T8163, steel grade Q345, used for structural seamless steel pipes, corresponding to the American standard A519, steel grade 1524, used for mechanical seamless carbon steel pipes, corresponding to Germany The standard is DIN1629, the steel grade is St52, and it is used for manufacturing pipes, containers, equipment, steel structures, etc. The corresponding European standard is EN10210-1, the steel grade is S355JOH/S355J2H, it is used for structural pipes, and the HS customs code is 7304599090. Please look forward to the next issue for more standards and comparisons...