Main Data
- Description: Alloy steel Internal gear segment
- GEARX No.: SGS10-7.1GB
- Module: 10 mm
- No. of teeth: 17
- Degrees covered: 7.1°
- Pressure angle: 20°
- Material: 42CrMo
- Heat treatment: Through quenching and tempering
- Tooth hardness: HB260-280
- Tip Diameter: 4317.02 mm
- Reference diameter: 4307.02 mm
- Root diameter: 4294.52 mm
- Face width: 65 mm
- Tooth surface finish: Grinding
- Accuracy grade: DIN 7
- Weight of gear blank: 28 kg
- Weight: 20.5 kg
Application
The Main Fabrication Procedure
- Single 7.1° sector rough machining, 1 mm allowance
- Stress relieving
- WEDM
Technical Documents
- Inspection certificate of material
- Heat treatment certificate
- Size tolerance and geometric tolerance report
- Inspection report of tooth
Ralative Standards
- DIN 3961 Tolerance for cylindrical gear teeth; bases
- DIN 3962 Tolerance for cylindrical gear teeth
- Part 1 Tolerance for diviations of individual parameter
- Part 2 Tolerance for tooth trace deviations
- Part 3 Tolerance for pitch-span deviations
- DIN 3967 Tooth thickness allowances
- Tooth thickness tolerances
- Principles