Jiangyin Golden Machinery Equipment Co , Ltd
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| Place of Origin: | Jiangsu |
| Brand Name: | Golden |
| Certification: | ISO9001,UL,CE |
| Model Number: | Customized |
| Minimum Order Quantity: | 1 pcs |
|---|---|
| Price: | Negotiable |
| Packaging Details: | Box Or Wooden Package |
| Delivery Time: | 3-5 working days |
| Payment Terms: | L/C, T/T, Paypal |
| Supply Ability: | 3000 tons/month |
| Model NO.: | Forging Sae4140 Step Roller Shaft | Wall Thickness: | From 0.3mm To 4.5mm |
|---|---|---|---|
| Size: | Forged SAE4140 Steel Step Roller | Transport Package: | In Wooden Case Or As Per Customer′s Request |
| Origin: | Jiangsu China | Od: | From 3mm To 65mm |
| Lengths: | Up To 10 Meters | Trademark: | JYGD |
| High Light: | Scm440 Forged Steel Shafts,4.5MM Forged Steel Shafts,Scm440 Steel Shafts |
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Sae4140 Scm440 4.5MM Roller Shaft Forged Steel Shafts
Specifications
OEM precision forging roller
P265 GH, 42CrMo4, 45c, 4340, 4140, sJ355, forged pipe,
Rough machining or finishing machining forging pipe
Detail description:
1: Name: General forging steel roller
2: Certificates: ISO9001-2008, SGS, PED
3: Products ability: 3000 ton/month
4: Surface: Polishing or per customer's requirement
5: Proces: Hot forging
Quality Control:
1: On line inspection, we perform 100% on line inspection during production not to release any problem during production.
2: 100% inspection on each finished products.
3: Customer's own inspection.
4: Third party inspection.
5: UT( Ultrasonic Testing), MT, X-ray test, Spectrometer, Tensile strength, Impact test machine, Hardness tester
| 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 |
Contact Person: Allen.W.
Tel: +8613621523596
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