... equipmentsAutomobile axle housing tube76-12110-35 carbon steel ,alloy steel YB/T5035 AutomobileCylinder casing pipe114-122 7-26 42MnCr52 Axle pipe140 ... steel,alloy steel CyclinderGeological pipe140-168 6-10 Dz40-Dz65 YB/T5052 Vessel pipe140-273 6-18 360,410,460,490 ...