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: | Forged 4340 4130 Machined Finish Worm Step Shaft |
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: | Forged 4340 4130 Machined Finish Worm Step Shaft |
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.

Self Locking Sheet Roll Forming Machine
Descriptions of Roll Forming Machine for Roof Panel, Wall Panel:
1.This kind of Cold Roll Forming Machine is widely used for making various metal wall panels and roof panels for steel constructions, steel structure projects and containment systems etc.
2. This production line consists of feeding unit, uncoiler, feeding guide, roll forming machine, cutter, automatic stacker, hydraulic system and electric control system.
3. The line speed of this panel forming machine is 40m/min.
Components of Roll Forming Machine for Roof Panel, Wall Panel:
1) Un-coiler:
Electric un-coiler, with coil-car
Load capacity = Max.10Tons;
2) Roll forming machine:
About 18steps to form;
Material of Roller: 45# steel with chromizing on surface
Voltage:380V/50Hz; Main line speed: 40m/min;
3) Hydraulic cutter:
1) Stop to cut, Post cut,
2) Cutting tool material: Cr12, Heat treatment
4) PLC control system:
Using Mitsubishi PLC Control the quantity, length automatically, LCD screen; remote control available.
Related Products:Standing Seam Metal Roof Machine,Roofing Sheet Machine.

Self Locking Roll Forming Machine
Self Locking Roll Forming Machine,Roll Forming Machine,Roofing Sheet Machine,Self-Locking Sheet Roll Forming Machine,Standing Seam Metal Roof Machine
Botou Xianfa Roll Forming Machine Factory , https://www.rollforming.nl