We take innovation, excellence, and commitment to our enterprise spirit, and try to provide technical Track Link Assembly, Track Chain, Bucket Bushing and enthusiastic service to customers. Our hugely specialized process eliminates the component failure and offers our consumers unvarying high quality, allowing us to control cost, plan capacity and maintain consistent on time delivery. All products of our company will be shipped to the customer's designated location in a timely and accurate manner, and the product manual and certificate of conformity will be included in the box with the products. We always adhere to the corporate tenet of 'integrity, dedication to service, and only seeking satisfaction', and meet customer needs with all our strength to continuously carry out product innovation and service improvement. Products are exported to many foreign markets.

Item	Specifications
Product Name:	Hydraulic Arm Cylinder Assy, Hydraulic Boom Cylinder Assy, Hydraulic Bucket Cylinder Assy
Certificate:	ISO9001
Service	OEM & ODM
Piston Rod	Chrome or nickel plated, ground & polished piston rod
Seal Type	Parker, NOK, BUSAK SHAMBAN or as customer's requirement
Tube	High tensile cold drawn tube, precision honed for extended seal life
Delivery Time	Based on order quantity. normally 15-30 days.
Price Advantage	Competitive factory price with guaranteed quality

Technical Requirements For Cylinder Assy:

1. Inspection standard: JB/5123-91;

2. Primary pressure : 35MPa; test pressure: 40MPa;

Pressure maintaining: 5 minutes and no leaking

3. Nut (4) tightening torque: 7820 N.M~14844N.M

Bolt (16) tightening torque : 209 N.M~288N.M

Not allow any knock, bump and scratch during assembly.

4. Nut (4) hexagon socket sets crews with cup point

5. Clean before assembly and free of burr, overlap, oxide skin, rustiness, turnings, greasy dirt, colorant and dust;

6. Cleanliness: Solid particle contamination classes for test oil should be no more than 19/16

Our Cylinders apply to the following Models

KOMATSU	CATERPILLAR	HITACHI	SUMITOMO	KOBELCO
PC28MR	E70	EX55	SH60	SK30
PC30-8	E120	EX60	SH75	SK45
PC35-7	E303	EX100	SH80	SK55
PC40	E305	EX135	SH100	SK60
PC45-1/5/7	E306	EX200	SH130	SK75-8
PC60	E311	EX300	SH200	SK120
PC75UU	E312	EX350	SH220	SK130
PC100	E313	EX400	SH265	SK200
PC130-7	E315	EX600	SH300	SK220
PC200-3/5/7/8	E318	EX800	SH350	SK250
PC300-3/5//8	E320B/C/D	EX1200	SH450	SK330
PC350-5/6/7	E325BL	EX870	KATO	SK450
PC400-3/5/5/7/8	E329D	ZX35U-5A	HD250	SK480
PC450-6/7/8	E330B/C/D/L	ZX55	HD400	VOLVO
PC650-8	E336D	ZX60	HD550	EC55
PC700-8	E349D	ZX68	HD700	EC60
PC850-8	E390D	ZX70	HD770	EC140
PC1250-7	E450	ZX110M	HD800	EC200
HYUNDAI		ZX120	HD1430	EC210
R55	OTHERS	ZX200		EC220
R60	DAEWOO	ZX330-3G		EC240
R80	SANY	ZX350		EC290
R130	XCMG	ZX450		EC300D
R200	ZOOMLION	ZX870		EC360
R215	SUNWARD			EC460
R225				EC700
R290

Hydraulic Cylinder Product Testing

We check all of the products, using fully equipped facilities and advanced instruments, regarding the performance, structure, size tolerance, roughness, hardness, pressure and sealing to ensure the hydraulic cylinder quality meets the requirements of our different customers.

Packing and Shipment

Each individual member from our large performance revenue crew values customers' needs and company communication for Hollow Plunger Hydraulic Cylinder (HHYG Series). We believe that only people with both virtue and talent are needed for the future long-term development of our company. Relying on the business philosophy of 'quality-oriented, service-oriented' and the service tenet of 'quality, customer first', we have won the recognition of users both inside and outside the industry.

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