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Steel forging hub
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Product Details
| Place of Origin | Shandong, China | Brand Name | Donrex | |
| Model Number | h19 | Application | machinery | |
| Material | Steel | Dimensions | DN25 |
Product Description
| Material | Stainless steel, carbon steel, CRS, HRS, mild steel, spring steel, aluminum and brass, copper, etc. |
| Specification | OEM, according to customers' drawing or sample |
| Main Equipment | 1T/2T/5T Drop forging equipment, 1600T/1000T/630T/280T Grinding pressure equipment, 3150T hydraulic forging press, CNC-machine, machine-center |
| Surface Treatment | Machining, polishing, oiled (rust-proof), zinc, nickel, chrome plating, hot galvanized, painted. |
| Design | Auto CAD, drawing |
| Process | Open die forging (free drop forging or hot forging) Normalizing & Tempering Proof Machining- Quenching & Tempering |
| Application | Power generation industry, pressure vessels, components for commercial nuclear reactors, Press components, mining equipment components, marine propulsion shafting, heavy construction machine, agricultural machine, Plastic Extrusion Equipment, etc. |
| Quality Assurance | Crack testing, chemical analysis, mechanical testing and metallography, etc. |
| Test Equipment | Optical Spectrum Analyzer, CMM, Hardness test equipment, Tensile test machine |
| QC | 1) Technicians self-check in production 2) Engineer spot check in production 3) QC inspects after mass production finished 4) International sales who were trained the technical know-how spot check before shipping. |
Process show:
Product show:
- Forged SAE 4340 Chrome Moly Steel for the highest strength and durability.
- Designed and processed by CNC machine.
- All big and small ends are well finished.
- Precision alignment sleeves positively locate the rod cap, maintaining big end bore size and
eliminating cap walk.
- X-rayed, sonic tested and magnafluxed.
- Multi-stage heat treated.
- Shot peened to relieve stress.
- Come with the bronzed bushing suitable for the floating piston pin.
4340 forged steel,carbon steel, alloy steel, aluminum alloy, etc, or as customers requirement, we could adjust the chemical element content of raw material.
Do you manufacture one-of a kind?
Yes, most definitely. If you need a part manufactured to your own specific design or would like help with design prototyping and manufacturing engineering we have the experienced staff and equipment to bring your ideas to life.
What is your lead-time?
With our design, fabrication and manufacturing skills and experience, we can efficiently exceed your expectations and meet the time frame required. However, we guarantee that quality and service are never compromised.
What finishes can you provide?
We can provide powder coated finishes, baked enamel, normal wet process painted finishes, anodized finishes and all common plated finishes. Steel and aluminum can be grained to meet your requirements. We also use bead blasting, sand blasting and tumbling to provide special finishes.
1. Customer send inquiry----- We offer professional and prompt quotation back.
2. Both Confirm the price , lead time , packing , payment terms etc.
3. We send proforma invoice to customer. Customer make the payment for deposit and send us Bank receipt.
4. We will arrange the production & inform the estimated time.
5. We will send products photos for approval at production end and do shipping .
7. We will inform the tracking number and check the status for clients.
8. Order can be say “finish” when you receive the goods and satisfy with them .
Our customers:
Contact Us
- Qingdao Donrex Co., Ltd.
- Contact namesammy yin Chat Now
- Phone86-532-85800130
- AddressRoom 1408, Building 2, Noble Plaza, NO.328, Dunhua road, Qingdao, China, Qingdao, Shandong
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