Jiangyin Golden Machinery Equipment Co , Ltd
Jiangyin Golden Machinery Equipment Co , Ltd
Add to Cart
|
|  |
Forging AISI4340 Steel Gearwheels, St52 S355jr Forging Steel Wheel Blanks
We supply a wide range of forged shafts and round bars for offshore, oil and gas, sugar mills, cement mills, steel mills, mining equipment and other heavy machinery. AISI 410, 420, 430 ex-stock in large OD.
1.4418 and 1.4313 / F6NM upto 1200mm OD
AISI 904L / 1.4539 / X1NiCrMoCu25-20-5 up to 400mm OD
Forged stepped shaft with diameters of over 1500mm and 40tons of weight
Forged spindels, pump shafts, generator shafts
Shafts for steam- and gas turbines
In stainless and carbon steels, alloy steels,duplex and super duplex.
The strict use of high quality raw material is guaranteed and proved by raw material certificate with each delivery.
| 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 |