| Product specifications summary |
| Product Name | Grades or grade | standards | Size range | | General structure of seamless steel pipes | 10#20#35#45#Q345 Etc. | GB/T8162-1999 | Φ8*1~Φ720*50 | | General fluid with seamless steel pipe | 10#20#Q345 Etc. | GB/T8163-1999 | Φ8*1~Φ720*50 | | Low and Medium Pressure Boiler Seamless Steel Tubes | 10#20# Etc. | GB3087-1999 | Φ8*1~Φ720*50 | | Fung-free high-pressure boiler steel pipe | 20G12CrlMoVG15CrMoG1C r5Mo1Cr9Mo Etc. | GB5310-1995 | Φ8*1~Φ720*50 | | High-pressure chemical fertilizer equipment, with seamless steel pipe | 10#20#Q34515CrMo1C r5Mo Etc. | GB6479-2000 | Φ8*1~Φ720*50 | | Seamless steel pipes oil cracking | 10#20#15CrMo1Cr5Mo1Cr9Mo Etc. | GB9948-1988 | Φ8*1~Φ720*50 | | Ship with carbon steel seamless steel pipe | 10#20#Q345Etc. | GB/T5312-1999 | Φ8*1~Φ720*50 | | Pipe conveying fluid with | L175~415 Etc. | GB/T9711.1 GB/T9711.2 | Φ114.3*4~Φ1930*19.1 | | American Standard Carbon Steel Tube | A53 | ASTM | Φ17.1*3.2~Φ609.6*9.53 |
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High Pressure Boiler Tubes a214 tube
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