
Rotary Valve Assy for Waterjet Flow Xd Cutting Head
2. Primary pressure : 35MPa; test pressure: 40MPa;
Pressure maintaining: 5 minutes and no leaking
3. Nut (4) tightening torque: 7820 N.M~14844N.M
Product Introduction
We rank in the forefront of the Mini Excavator Bottom Roller, Track Chain, Track Link Assembly industry and enjoy a high reputation. Our products sell well all over the country and many countries. You should really feel absolutely free to make contact with us for small business and we believe we'll share the top trading practical experience with all our merchants. We always adhere to the integrity-based, to the best quality products, services and the greatest return to the community.
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

Our company's strong R&D and design capabilities can fully meet the needs of our customers and provide reliable and high-quality Rotary Valve Assy for Waterjet Flow Xd Cutting Head. Over the years, we have adhered to the development path of combining technology and market, guided by market demand, and guaranteed by technological innovation, to meet customer requirements for product performance, quality, and service, thereby creating greater value for customers. The effective operation of our quality system has enabled the company's product quality to be steadily improved.
Hot Tags: hydraulic cylinder assy, China, suppliers, manufacturers, factory, buy, Track Link Assembly, Carrier Roller, Bucket Bushing, Hydraulic Cylinder, Crawler Crane Upper Roller, Hydraulic Pump
[[ProKeywords]]SPEC DATA
Send Inquiry