High-pressure diesel injection system tubing manufacturing
Product Standard: GB/T3093
Main steel grades: st35, st45 High Pressure Oil Tubes for Carbon Structure Capillary Instruments, meters, mechanical structural parts, tubing, etc.
GB8162
Main steel grades: 35#, 45#, 12CrMo, 15CrMo, 35CrMo, 16Mn, 20Mn, 20Cr, 30Cr