| Section Shape |
Round |
| Secondary Or Not |
Non-secondary |
| Application |
Structure Pipe |
| Technique |
Hot Rolled |
| Certification |
CE |
| Alloy Or Not |
Non-alloy |
| Grade |
Cr-Mo alloy |
| Thickness |
5 - 13 mm |
| Outer Diameter |
60.3 - 159 mm |
| Place of Origin |
Shanghai China (Mainland) |
Tubes for Perforating Gun Steel Tube Uses: manufacture of perforating gun body Standard:Q/BQB 232 Chemical Composition(%)Grade C Si Mn P S Cr Mo32CrMo40.29-0.36 0.17-0.370.50-0.80≤0.015≤0.010 0.90-1.200.20-0.30 Mechanical PropertiesGradeSpecified total elongation strength Rt0.6 , (Mpa)Rm ,MpaAKV . JLongitudinal sample dimension( mm)Transverse sample dimension( mm)10*1010*7.510*510*10 10*7.5 10*532CrMo4 724 793 14 57 46 32 38 31 21 DimensionOutside diameter ( mm)wall thickness ( mm )73.005.51, 7.82, 9.1988.906.45, 7.10, 8.00, 8.80, 9.19, 10.00, 12.00101.607.00, 9.00, 9.50, 10.00, 11.00114.308.50, 9.50, 10.00, 11.10, 12.50, 13.00