Title:Casting aisi4140 aisi4340 sae1045 16mncr5 steel straight spur pinion gear
We provide a vast range of cast shafts and spherical bars for offshore, oil and gas, sugar mills, cement mills, steel mills, mining tools and other heavy equipment. AISI 410, 420, 430 ex-inventory in large OD.
- 1.4418 and one.4313 / F6NM upto 1200mm OD
- AISI 904L / one.4539 / X1NiCrMoCu25-twenty-five up to 400mm OD
- Forged stepped shaft with diameters of over 1500mm and 40tons of bodyweight
- Solid spindels, pump shafts, generator shafts
- Shafts for steam- and fuel turbines
In stainless and carbon steels, alloy steels,duplex and tremendous duplex.
The rigorous use of high quality raw materials is guaranteed and proved by raw material certificate with every single supply.
| Merchandise | Approach | Facility | Inspection items | Regular |
| 01 |
Steel material inspection |
CZPT composition (EF+LF+VD) |
Material CZPT | |
| floor | Ingot inspection specification |
|||
| Ingot type and weight | Material CZPT | |||
| 02 |
Content shop |
Division put | warehouse management | |
| 1 |
Heat | Heat furnace | Temperature/Time | Heating process specification Forging production treatment |
| 2 ↓ |
Forging | Push | 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 |
| four ↓ |
Rough inspection |
Proportions, apperance, Mark |
Inspection specification Forging procedure |
|
| five ↓ |
Rough UT | UT equipment | Single defect, concentrated Defects bottom wave attenuation |
UT CZPT or customer’s technical requirements |
| six ↓ |
Saw cutting | Saw machine | Dimension | IQC and forging |
| seven ↓ |
rough turning | turning-lathe | Dimension,appearance | Rough machining drawing |
| 8 ↓ |
UT | UT equipment | Single defect, concentrated defects bottom wave attenuation |
UT CZPT or customer’s technical demands |
| 9 ↓ |
Q+T heat treatment |
heat treatment furnace |
heat treatment charts | Heating process specification |
| ten ↓ |
Sampling or machining | machining tool | rough machining drawing sampling drawing |
sample machining drawing |
| eleven ↓ |
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 instrument |
Dimension,appearance | finish machining drawing |
| thirteen ↓ |
UT | UT equipment | Single defect, concentrated Defects bottom wave attenuation |
UT CZPT or customer’s technical demands |
| 14 ↓ |
MT | MT equipment | CZPTic particle indicator |
Test CZPT or CZPT requirements |
| 15 ↓ |
Mark | Steel seal | marking content | Product CZPT CZPT requirements Forging process |
| 16 ↓ |
Final inspection |
Visual appeal, dimension, mark acceptance inspection |
Product inspection specification Product CZPT P.O. |
|
| seventeen | CZPT/ bundle |
Blasting Blasting equipment |
physical appearance coating thickness |
Product CZPT CZPT requirements |