China Cold Rolled F114 1045 Steel Spur Gear/Steel Spur Pinion, Find details about China Steel Spur Gear, 1045 Steel Spur Gear from Cold Rolled F114 1045 Steel Spur Gear/Steel Spur Pinion
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.
1- About Us
We are the leading manufacturer of heavy forging steel parts, our business is custom fabrication forging by customer's drawings and technical requirement. We are the member of " Confederation of Chinese Metal forming Industry".
2- Standard: DIN, ASTM, ASME, AISI, EN, JIS, GB/T
3- Main Product: Shaft, Step Shaft, Gear & Gear Shaft, Flange, Pipe Fitting, Bearing, and others.
4- Manufacturing Process
Forging | a- Open die forging (product range: Max length 16000mm; Max weight 35 Mt) b- Ring forging (product range: Max OD 4000mm; Max height 500mm; Max weight 4Mt) |
Heat Treatment | Normalizing, Tempering, Annealing, Q + T (Quenching and Tempering) |
Machining | Pre-machining, Finish machining |
Surface Finishing | Sand blasting, Coating, Painting |
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 |