... Production capacity: 50000 pieces/month7)Production machine: 4000Tfour column hydraulic press ,Elbow Bent Abrasive ... machine 8)Application: Petroleum, natural gas, chemical , electric power high pressure boiler pipline transportation 9)Capacity of tube ... : Chemical Analysis, Mechanical Analysis, Testing Machine, Magnetic Particle Inspection, Penetration Testing, Hardness Test, Element Quantity Precise ...