Scm440 42crmo4 Forged Steel Shafts High Boron Milling Roll
Price:
20usd to 3000usd per piece
MOQ:
1 pc
Delivery Time:
7-25 working days
Brand:
Golden
Product Description
Forging Aisi4140 Scm440 42crmo4 1.7225 Steel Roll Shaft / Forging Steel Milling Rolls
Detail description
1) Name: General forging steel roller/ Forged steel milling shaft / Forging steel milling roll
2) Material: 4130, 4140, 4340, UNS440, 34CrNi3Mo, 25Cr2Ni4MOV, 18CrNiMo5, 30CrMo, 35CrMo, 60CrMoV etc.
3) Max weight: 20ton.
4) Proces: Hot forging + Rough machining + Heat-treatment + Final machining
5) FOB Port: Shanghai Port, China.
6) Delivery Time: 60ton in 30 days.
7) Delivery Condition: Rough Machined, Heat Treated, Fine Machined + EN10204: 3.1B
8) Payment: 30% T/T in advance, Balanced C. A. D.; Or 100% L/C.
Mill Frequently Used Steel Materials
1) Generatot Shaft: 42CrMo4V, 34CrNiMo6; Flange: S355NL, C22, 16Mn, 20Mn, 42CrMo, F304.
2) Forged Pipe Fittings: SA182 Gr. F1, Gr. F5, Gr. F11 CL2, Gr. F12 CL2, Gr. F22 CL3, SA350 Gr. LF1, Gr. LF2, Gr. LF3.
3) Pressure Vessel Forgings: SA105, SA350 LF2, 16Mn, 20MnMo, 15MnMo, 12Cr2Mo1, 14Cr1Mo, F304, F316, 17-4pH.
4) Forging Shaft : 25CrMo4, 42CrMo4, 40CrNiMo, 34CrNi3Mo, 25Cr2Ni4MOV, 18CrNiMo5, 30CrMo, 4130, 4140.
5) Forging Gear: 35CrMo, 34CrMo4, 4137, 42CrMo, 4140, SCM440, 20CrMnMo, 40CrNiMo.
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 ↓ |
final 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 |
Forging Process
Testing and Inspection
Packing and Delivery
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Company
Jiangyin Golden Machinery Equipment Co , Ltd
Location
No. 269, East Outer Ring Road, Jiangyin City
Contact Person
Huang




