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High Precision Long Spline Gear Shaft 300m 4340 4140 Customized Gear Shaft
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Meorient Import & Export Co.LTD
China - Hangzhou
Trading Company
Trade Capacity
Export Percentage
Nearest Port
Hangzhou,Shanghai
Accepted Delivery Terms
Employees
5-10人
Accepted Payment Currency
USD,CNY
Average Lead Time
45 Day(s)
Certifications
Product Specifications
--Product Description
Product Description
EXTERNAL GEAR / SPLINE Ⅰ & Ⅱ | ||||
Drawing or article number | LK-S-1000018008 | |||
Number of teeth | z | 26 | ||
Tooth width (mm) | b | 70 | ||
Normal module (mn) | mn | 1.000 | ||
Helix angle (°) | beta | 0°0’0’’ (0.0000) | ||
Hand of gear | Spur gear / spline | |||
Pressure angle at normal section (°) | alfn | 45°0’0’’ (45.0000) | ||
Material | 300M | |||
Reference profile | ||||
Addendum coefficient | haP * | 0.45 | ||
Dedendum coefficient | hfP * | 0.6 | ||
Root fillet factor | pf * | 0.16 | ||
Root fillet radius | pf | 0.16 | ||
Accuracy grade ISO 1328 | 6 | |||
Tooth profile total deviation (μm) | Fa | 7.5 | ||
Total deviation of helix (μm) | Fβ | 13 | ||
Individual circular pitch error (μm) | fpt | 7 | ||
Total cumulative pitch error (μm) | Fp | 20 | ||
Profile shape deviation (μm) | ffa | 5.5 | ||
Radial runout (μm) | fr | 16 | ||
Profile shift coefficient | x | 0.00 | ||
Reference diameter (mm) | d | 26 | ||
Tip diameter (mm) | da | 26.9 | ||
Root diameter(mm) | df | 24.8 | ||
Number of teeth spanned | k | 7 | ||
Base tangent length (mm) | Wk | 18.385 | ||
Pin diameter (mm) | Dmeff | 1.6 | ||
Dimension over two pins | M | 28.284 | ||
Material heat treatment | ||
Surface hardness | 58 HRC | |
CHD | 4.2 mm | |
Core hardness | 40 HRC | |
Microstructure | ||
C | 1 | |
M | 1 | |
A | 1 | |
F | 1 | |
Machanics performance test | ||
Tensile strength | Rm(N/mm²) | 1450 |
Yield strength | Rp0.2(N/mm²) | 1250 |
Broken of elongation | A(%) | 18 |
Reduction of area | Z(%) | 70 |
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