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| Categories | Forged Steel Rings |
|---|---|
| Place of Origin: | Jiangsu |
| Brand Name: | Golden |
| Certification: | CE, ISO 9001:2008 |
| Model Number: | Customized |
| MOQ: | 1 pc |
| Price: | 10usd to 2500usd per piece |
| Packaging Details: | Box Or Wooden Package |
| Delivery Time: | 7-25 working days |
| Payment Terms: | L/C, T/T, Paypal |
| Supply Ability: | 3000 tons/month |
| Model NO.: | 4140\4340\42crnimo/42crmo/45c/20c/45c/316L304/F91 |
| Technology: | Forging |
| Certificates: | ISO Gl and ABS |
| Transport Package: | Wooden Package and Steel Package |

Hot Forging AISI4140 42crmo4 SCM440 1.7225 Steel Retaining Ring
Delivery Standards & sizes:
Main use:
1)Checking the raw material after they reach our factory-------
Incoming quality control ( IQC)
2) Checking the details before the production line operated
3) Have full inspection and routing inspection during mass
production---In process quality control(IPQC)
4) Checking the goods after they are finished---- Final quality
control(FQC)
5) Checking the goods after they are finished-----Outgoing quality
control(OQC)
| Item | Process | Facility | Inspection items | Standard |
|---|---|---|---|---|
01 | Steel material inspection | Chemical composition (EF+LF+VD) | Material standard | |
| surface | Ingot inspection specification | |||
| Ingot type and weight | Material standard | |||
| 02 | Material store | Division put | warehouse management | |
| 1 | Heat | Heat furnace | Temperature/Time | Heating process specification Forging production procedure |
| 2 ↓ | Forging | Press | Reduction ratio,forging temperature,deformation, Surface and dimensions | Forging process card Forging procedure |
| 3 ↓ | Heat treatment | heat treatment furnace | heat treatment charts | 1st heat-treatment card Forging procedure |
| 4 ↓ | Rough inspection | Dimensions, apperance, Mark | Inspection specification Forging procedure | |
| 5 ↓ | Rough UT | UT equipment | Single defect, concentrated Defects bottom wave attenuation | UT standard or customer's technical requirements |
| 6 ↓ | Saw cutting | Saw machine | Dimension | IQC and forging |
| 7 ↓ | rough turning | turning-lathe | Dimension,appearance | Rough machining drawing |
| 8 ↓ | UT | UT equipment | Single defect, concentrated defects bottom wave attenuation | UT standard or customer's technical requirements |
| 9 ↓ | Q+T heat treatment | heat treatment furnace | heat treatment charts | Heating process specification |
| 10 ↓ | Sampling or machining | machining tool | rough machining drawing sampling drawing | sample machining drawing |
| 11 ↓ | mechanical property test | tensile testing machine/ impact testing machine | ambient temperature,humidity, Test temp.Sample dimension, test method | Standard technical specification |
| 12 ↓ | finish machining | machining tool | Dimension,appearance | finish machining drawing |
| 13 ↓ | UT | UT equipment | Single defect, concentrated Defects bottom wave attenuation | UT standard or customer's technical requirements |
| 14 ↓ | MT | MT equipment | Magnetic particle indication | Test standard or Technical requirements |
| 15 ↓ | Mark | Steel seal | marking content | Product standard Technical requirements Forging process |
| 16 ↓ | Final inspection | Appearance, dimension, mark acceptance inspection | Product inspection specification Product standard P.O. | |
| 17 | Protection/ package | Blasting Blasting equipment | appearance coating thickness | Product standard Technical requirements |
Forged seamless rings up to 2000mm OD and 500mm face height can be
manufactured contoured rolled /profiled to save material and
machining costs.
Materials:
High yield steels, carbon steels, stainless steels, duplex steels,
alloy steels, nickel alloy steels,
All seamless rolled rings can be supplied with weld overlay
inclusive Titanium, accordingt o your specifications
The strict use of high quality raw material is guaranteed and
proved by raw material certificate with each delivery.

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