... on the tolerance of tube size.5) Material: 10#, 20#, 45#, 27SiMn, 16Mn, ST52 and so on6) Standard: ... : Applicable to general structure, engineering scaffolds, machinery processing, automobile parts, shock absorber, hydraulic cylinder, and other cylinders.8) Technical: ... bundles, or as clients requirement.2) Minimum Order Quantity: 20 metric tons3) Supply Capacity: 15000 Metric tons per month4) ...