Customization: | Available |
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Application: | Aerospace Industry, Agricultural Equipment, Automotive Industry, Construction Industry, Medical Industry |
Certification: | CE, ISO9001 |
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Description | Forged steel shaft bar |
Material | Alloy steel (42CrMo, 35CrMo, 40CrNiMo etc.), carbon steel(1020,1045), stainless steel(304,316,416,630) etc. |
Material standard | ASTM, ISO and EN etc. |
Dimension | OD: 1500mm/ID: 900mm Length: 1000mm |
Weight | 10000Kg |
Smelting Process: | EF + LF + VD |
Process | Ingot →Heat → Forging → Heat treatment (Normalizing+ tempering) → Inspection →Rough machining→UT →2nd Heat treatment →finishing machining →Inspection |
UT standard | ASTM A388 or EN10228.3 level 3 |
Steel round | 1045, 4140, 4340, 304, 316 |
Marine Shaft | C-Mn steel |
Hydro Turbine Shaft | 20SiMn |
Roller Shaft | 70Cr3Mo; 9Cr2Mo; MC1; MC2; MC3 |
Gear Shaft | 17CrNiMo6; 18CrNiMo7-6; 20CrNi2Mo; 42CrMo; 47CrNiMo6, 20CrMnMo |
Gear | 17CrNiMo6; 18CrNiMo7-6; 20CrNi2Mo; 42CrMo; 47CrNiMo6, 20CrMnMo, 30 CrNiMo6 |
Pressure Vessel Forgings | SA105, SA350 LF2, 16Mn, 20MnMo, 15MnMo, 12Cr2Mo1, 14Cr1Mo,42CrMo, F304, F316, 17-4PH, 4330, 4336, 4340 |
Ring Rolling | 16Mn, 50Mn, 42CrMo, 15MnV, 35CrMo, A105, 20#, 304, 304L, 316, 316L |
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 |