Manufacturing case
This page documents a specific made-to-drawing cold-forged input shaft. It is not a standard off-the-shelf replacement product.
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40Cr Cold-Forged Input Shaft
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Manufacturing Case Overview
This case records one component manufactured to customer-approved requirements. The values below apply to this example only and are not universal specifications for new inquiries.
- Manufacturer
- Jinhua Machinery
- Component category
- Cold-forged input shaft
- Material
- 40Cr or ZF211 alloy steel
- Manufacturing route
- Cold-forged external spline, turning, milling and deep-hole drilling, with zinc-nickel plating
- Heat treatment
- Quench and temper
- Verified drawing controls
- Outer-diameter tolerance of 0.020 mm, inner-diameter tolerance of 0.022 mm and stated tensile strength of 780–930 N/mm²
New parts require independent review of the drawing, standard edition, datum system, material, heat treatment, quantity and inspection plan. Equivalent grades or accuracy numbers are not assumed to be interchangeable.
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