It is our great pleasure to take a honourable chance to introduce ourselves, Jinan Paiwo Engineering Machinery Co.,Ltd. The high precision forging supplier in China. Â Â Â
Established in 1983, We combine experience with the lastest technology to provide Customized Forging  Machinery Spare Parts,with our accumulated experience, we are supplying high precision forging for ATG global, , SANY, PUTZMEZSTER, MSP,etc. From raw material through the machining and inspection process had get customer acceptance and praise.
Products DETAILS
Production Name: | Use 34CrNiMo6 steel forged precision drive shaft for industry |
Certification: | BV,TUV,SGS,ISO9000 |
Technology: | forging,open die forging,free forging,ring forging,stamping,hot,rolling |
Equipment: | CNC Machining Centres |
Material: | Carbon steel,Alloy steel,stainless steel |
Surface treatment: | Heat Treatment,oxide coating,plating,finishing,painting,galvanized |
Model Number: | Custom According to Drawings |
Application: | oil and gas,oilfield,Engineering Construction Machinery |
Chrome thickness: | 20~30micron |
Length: | 1000mm~10000mm |
Weight: | 10kg-3000kg |
Tolerance: | 0.01mm |
Roughness: | Ra 0.2micron (max) |
Torque Capacity: | 3600N |
Yield Strength: | ≥320 Mpa   |
Tensile Strength: | ≥580 Mpa  |
Elongation: | ≥ 15% |
Packing: | Wood box for free fumigate or according to customers' requirements |
Shipment | By Sea/ By Train |




1. Process: Forged + Machining + Heat TreatmentÂ
2. Heat treatment: Normalized / Annealed / Quenched / tempered
3. Delivery condition: Hot forged +Rough machined
4. Inspection Equipments: Metallurgical analysis, Tensile strength tester, Hardness tester, Altimeter, Scale Micrometer, pressure tester, etc.
5. Material: carbon steel ,stainless steel or alloy steel
Our products ranges from wind turbine shaft, step-down shaft, rotor, flange, hub, plate, valve block, bar, disc, ring, sleeve etc.
The heavy forging: forged ring, shaft, roller, flange is widely used for various industries
Advanced technical process from smelting steel to forging and heat treat guarantees the product quality. Closed relationship with several famous stated enterprises guarantee "in-time delivery" and competitive price.
Excellent product quality and service, competitive price, "in-time" delivery

We can supply part with follow test reports :
1)Chemical composition report
2)Key dimension checking record report
3)Full dimension report
4)Metallographic structure report
5)Tensile strength report
6)Third-party test report(If  need)
Why should you choose Paiwo?
1.Excellent and professional service:
 We have a high quality sales team including sales staff, quality engineers and technicians.
2.Quality control:
Every product need to be checked by many processes.
3.Delivery time:
Delivery will be ready within 30 days after receiving your down payment.Â
4.Comprehensive service:
Supply all the products with good quality and competitive price.
A reliable and reputable supplier is the key to your successful business.

It is our great pleasure to take a honourable chance to introduce ourselves, Jinan Paiwo Engineering Machinery Co.,Ltd. The high precision forging supplier in China. Â Â Â
Established in 1983, We combine experience with the lastest technology to provide Customized Forging  Machinery Spare Parts,with our accumulated experience, we are supplying high precision forging for ATG global, , SANY, PUTZMEZSTER, MSP,etc. From raw material through the machining and inspection process had get customer acceptance and praise.
Products DETAILS
Production Name: | Use 34CrNiMo6 steel forged precision drive shaft for industry |
Certification: | BV,TUV,SGS,ISO9000 |
Technology: | forging,open die forging,free forging,ring forging,stamping,hot,rolling |
Equipment: | CNC Machining Centres |
Material: | Carbon steel,Alloy steel,stainless steel |
Surface treatment: | Heat Treatment,oxide coating,plating,finishing,painting,galvanized |
Model Number: | Custom According to Drawings |
Application: | oil and gas,oilfield,Engineering Construction Machinery |
Chrome thickness: | 20~30micron |
Length: | 1000mm~10000mm |
Weight: | 10kg-3000kg |
Tolerance: | 0.01mm |
Roughness: | Ra 0.2micron (max) |
Torque Capacity: | 3600N |
Yield Strength: | ≥320 Mpa   |
Tensile Strength: | ≥580 Mpa  |
Elongation: | ≥ 15% |
Packing: | Wood box for free fumigate or according to customers' requirements |
Shipment | By Sea/ By Train |




1. Process: Forged + Machining + Heat TreatmentÂ
2. Heat treatment: Normalized / Annealed / Quenched / tempered
3. Delivery condition: Hot forged +Rough machined
4. Inspection Equipments: Metallurgical analysis, Tensile strength tester, Hardness tester, Altimeter, Scale Micrometer, pressure tester, etc.
5. Material: carbon steel ,stainless steel or alloy steel
Our products ranges from wind turbine shaft, step-down shaft, rotor, flange, hub, plate, valve block, bar, disc, ring, sleeve etc.
The heavy forging: forged ring, shaft, roller, flange is widely used for various industries
Advanced technical process from smelting steel to forging and heat treat guarantees the product quality. Closed relationship with several famous stated enterprises guarantee "in-time delivery" and competitive price.
Excellent product quality and service, competitive price, "in-time" delivery

We can supply part with follow test reports :
1)Chemical composition report
2)Key dimension checking record report
3)Full dimension report
4)Metallographic structure report
5)Tensile strength report
6)Third-party test report(If  need)
Why should you choose Paiwo?
1.Excellent and professional service:
 We have a high quality sales team including sales staff, quality engineers and technicians.
2.Quality control:
Every product need to be checked by many processes.
3.Delivery time:
Delivery will be ready within 30 days after receiving your down payment.Â
4.Comprehensive service:
Supply all the products with good quality and competitive price.
A reliable and reputable supplier is the key to your successful business.

The replacement process of excavator hydraulic cylinder is as follows:
1. Turn off the hydraulic system: Before replacing the hydraulic cylinder, it is necessary to turn off the system to avoid liquid leakage in the hydraulic system.
2. Disassembling the hydraulic cylinder: Disassembling the hydraulic cylinder requires the use of tools such as wrenches, screwdrivers, etc. Firstly, the hydraulic pipeline needs to be removed, and then the bolts of the hydraulic cylinder need to be removed to remove the hydraulic cylinder from the machine.
3. Check the hydraulic cylinder: Check if there is any damage to the hydraulic cylinder, and if there is any damage, replace it.
4. Install a new hydraulic cylinder: Install the new hydraulic cylinder onto the machine and secure the cylinder with bolts.
5. Connect hydraulic pipeline: Connect the hydraulic pipeline to the hydraulic cylinder, pay attention to the position and direction of the connection, and ensure that the connection is secure.
6. Test system: after replacing the hydraulic cylinder, it is necessary to test whether the system operates normally, check whether the hydraulic cylinder operates normally, and deal with any problem in time.
7. Cleaning work: Clean the liquid and debris in the hydraulic system to ensure that the system is clean and avoid any impact on the system.
For Kato Cylinder Seal Kit,For Kato Center Joint Seal Kit,Center Joint Seal Kit,Repair Kit For Kato Joystick
Safe Seal Technology Co., Ltd. , https://www.jolseals.com