OEM Automotive & Precision Machined Parts Supplier Since 1998
”IATF16949 Certified | 1.5M Units Annual Output | Stamping, Machining & Transmission Components”
High-quality piston cover designed for automotive transmission systems. Manufactured with precision to ensure smooth movement of the input pulley shaft and reliable pressure plate operation. Produced through blanking, hydraulic stretching, heat treatment, and precision turning to meet strict automotive standards.
|
Parameter |
Details |
|
Manufacturing Process |
Hydraulic stretching/Precision turning/Heat treatment |
|
Cleanliness Standards |
EU/US |
|
Maximum Dimensional Tolerance |
+0.01mm |
·Material selection – high-strength alloy steel suitable for automotive transmissions.
·Blanking to form initial piston cover shape.
·Hydraulic stretching to achieve required dimensions and mechanical properties.
·Heat treatment to enhance strength, hardness, and wear resistance.
·Precision turning to achieve final dimensions and smooth surfaces.
·Deburring and cleaning to meet cleanliness standards.
·Final inspection using 3D coordinate measuring machine to ensure dimensional accuracy.
Used in automotive transmission systems to support the input pulley shaft and movable pressure plate, ensuring smooth torque transmission and reliable clutch operation.
·High-precision blanking and hydraulic stretching ensure dimensional accuracy.
·Heat treatment improves strength, hardness, and wear resistance.
·Precision turning provides smooth surfaces for optimal transmission performance.
·Clean and precise manufacturing meets stringent automotive standards.
·Reliable performance in demanding transmission environments.

Each unit is individually placed in an anti-static bag, then packed into cartons, and finally secured on wooden pallets for bulk shipments.
Shipping:
Domestic: Delivered via SF Express within 2–3 days, with tracking available.
Export: FOB Ningbo/Shanghai; delivery time 15–20 days by sea, or 3–5 days by air via DHL/FedEx
24-hour technical support via phone (+86-17681682039) or email ([email protected]). Free replacement for non-conforming products within 30 days of receipt.
· Do you supply components to major OEMs and Tier 1 companies?
Yes, we supply components to OEMs such as Chery and Wanliyang.”
·What materials are used in your products?
We use high-quality steel or alloy materials suitable for the specific application.
·Can you customize the products?
Yes, we offer OEM and contract manufacturing to meet your requirements.
·What is the standard delivery time?
Domestic: 2–3 days with tracking.
Export: 15–20 days by sea, 3–5 days by air.
·How are the products packaged?
Each unit is carefully packed, usually with protective bags, cartons, and pallets for bulk orders
·Are your products tested for quality?
Yes, all products undergo strict quality inspection, including dimensional checks and surface treatment verification.
·Do you provide technical support?
Yes, our team can assist with installation guidance, compatibility questions, and process recommendations.
·What is the warranty or service policy?
Standard warranty and after-sales support are provided; details depend on the product type.