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Various material options and superior heat treatment process are available with Polyparts Shaft, Spline Shaft & Gear Pinion Shaft. Our strict material quality control, professional step forging process and high precision shaft machining guarantee excellent shaft performance.
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Spline Shaft available with Spline design conform with:
Material | Heat treatment | Hardening | |||
GB | DIN | ANSI | Tempering | HRC | |
Light Duty | 40Cr | C45 | 1045 | HB 220-250 | 28-35 |
Normal Duty | 42CrMo | 42CrMo | 4140 | HB 250-300 | 35-45 |
Heavy Duty | 34Cr2Ni2Mo | 34CrNiMo6 | 4340 | HB 280-320 | 45-55 |
Material | C45 | 42CrMo | 20CrMnMo | 20CrMnTi | 18CrNiMo7 |
Tempering | HB 220-250 | HB 250-300 | HB 280-320 | HB 280-320 | HB 280-320 |
Surface Hardening | HRC 28-35 | HRC 35-45 | HRC 58-62 | HRC 58-62 | HRC 58-62 |
Shaft Grinding | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 |
Gear Hobbing | DIN 8 | DIN 8 | DIN 8 | DIN 8 | DIN 8 |
Gear Grinding | DIN 6 | Din 6 | DIN 5-6 | DIN 5-6 | DIN 5-6 |
Tensile N/mm2 | 780 | 1080 | 1175 | 1080 | 1270 |