It is standard pruoduct the standard is JB/ZQ4181-1997.This seriesbelongs to heavy-duty hydraulic cylinder. Which is specitically designed for metallurgy &

heavy-duty machinery .Because of their functional reliability, good impact and pollution resistance , they  apply to high-temperature , high-pressure and rugged

environment.Nowadays.They widely used in metallurgy , roll, ship, aerospace, transport and power equipment.

We are Changzhou Hydraulic Complete set Equipment Co., LTd, leading manufacturer for hydraulic cylinder, hydraulic servomotor, dam hydraulic hoist.

Products:full series of hydraulic cylinder, heavy duty hydraulic cylinder, hoist cylinder, oil cylinder, super size hydraulic cylinders.

30 years in manufacturing hydraulic cylinders, application for  water conservancy projects, vehicles, machinery equipments, ship building, military industry and metallurgy equipments.

The only one super size cylinder manufactuer in China.

Full experience in design, produce, mounting, testing, operation and maintenance.

Cylinder max. Diameter 1200mm, stoke 16m, and annual productivity over 2000t.

Strong technological force and advanced technique and equipment, such as 3 sets of sunnen grinding machines.

2000m2 synthetic office building of computer control net work center

GB/T9001-2000, IDT ISO 9001:2000 quality management system.

AAA grade credit certificate issued by international credit assessment center

30 years in manufacturing hydraulic cylinders, application for  water conservancy projects, vehicles, machinery equipments, ship building, military industry and metallurgy equipments.

Full experience in design, produce, mounting, testing, operation and maintenance.

Cylinder max. Diameter 1200mm, stoke 16m, and annual productivity over 2000t.

Strong technological force and advanced technique and equipment, such as 3 sets of sunnen grinding machines.

2000m2 synthetic office building of computer control net work center

GB/T9001-2000, IDT ISO 9001:2000 quality management system.

AAA grade credit certificate issued by international credit assessment center.