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— Envelope Worm Gear
—— Robot Joint Gear
—— 12 Starts Double Enveloping Worm Gear
—— Tyre Shaping And Curing Press Worm Gear
— ZC Worm Gear
—— Heavy Plate Mill ZC-Worm Gear Set
— Gear Rack
—— Ship Lift Gear Rack
— Girth Gear
—— Grinding Mill Girth Gear
— Gear Shaft
—— Aluminum Plate Rolling Mill Gear Shaft
— Bevel Gear
—— Oil Drilling Equipment Spiral Bevel Gear
—— Cement Mill Spiral Bevel Gear
— Worm Rack
—— Ship Lift Worm Rack(Nut Column)
— Gear Segment
—— Alloy Steel Internal Gear Segment
— Nut and Screw
—— Screw-down nut and screw shaft
— Spline
—— Internal Spline
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Gear Segment
Alloy Steel Internal Gear Segment
Alloy Steel Internal Gear Segment
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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
Aircraft manufacturing
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
Products
Double Enveloping Worm Gear
ZC Worm Gear
Gear Rack
Girth Gear
Gear Shaft
Spiral Bevel Gear
Worm Rack
Gear Segment
Alloy Steel Internal Gear Segment
Nut and Screw
Spline
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