ALL CATEGORIES

Seller Center
- Product Management
  
  Post Product
  
  Manage Products
  
  Featured Products
- Blog Management
  
  Post Blog Article
  
  Manage Blog Articles
  
  Manage Blog Categories
- Inquiry Management
  
  My Inquiries
  
  Buying Requests
- Analytics Center
  
  Performance Dashboard
  
  Product Analytics
  
  Visitor Analytics
Connect Your Store to WeChat

Follow Our Official Service Account
Manage Products & Inquiries Anywhere
Seller Services

Seller Services

Goldsupplier.com: 20 years of Global Trade Expertise, Empowering Your Business to Go Global!

Join GoldSupplier.com

Free & Instant Registration

Showcase Company & Products

Access Global Buying Requests

Register Now

Activate Verified Supplier Membership

Priority Verified Visibility

Claim Exclusive Buying Requests

Automated Multi-language Store

Verified Now

Launch Your EasyOcean Website

Full-Service Website Management

Google Page 1 Guarantee

Enhanced Brand Credibility

Launch Now
Buyer Services
Post Buying Request

Browse Product Categories

Featured Suppliers
Contact Platform Support

Help Center

Home > Industrial Equipment & Components > Industrial Customized Service > Machining Service > Precision CNC Machined Alloy Steel Hydraulic Cylinder IATF 16949 High Concentricity CMM Inspected Auto NEV Water Pump Parts Manufacturer

Precision CNC Machined Alloy Steel Hydraulic Cylinder IATF 16949 High Concentricity CMM Inspected Auto NEV Water Pump Parts Manufacturer

Precision CNC Machined Alloy Steel Hydraulic Cylinder IATF 16949 High Concentricity CMM Inspected Auto NEV Water Pump Parts Manufacturer photo-1

Product Spotlights

Precision CNC machined alloy steel hydraulic cylinder with IATF 16949 certification, CMM-inspected high concentricity (≤0.005mm), tailored for Auto NEV water pump applications. 100% quality traceability, customizable dimensions, and reliable delivery from a 51–100 employee manufacturer backed by a 1,000–3,000 sqm factory.

Negotiable MOQ: 5000 Pieces (Price negotiable depending on order volume and customization)

Key Specifications

Get Latest Price

Material:

Other, Alloy Steel

Application:

Other, Auto NEV Water Pump

Certification:

IATF 16949

Contact Supplier Request Quote Chat Now

Changzhou Hongxinyutai Precision Mold Co., Ltd.

1Yr

Payment & Shipping

Payment Methods:

Port of Shipment:

Changzhou,Jiangsu

Delivery Detail:

30 days

Product Details
Company Profile
Contact Us

Material Other, Alloy Steel

Application Other, Auto NEV Water Pump

Certification IATF 16949

Inspection Method CMM (Coordinate Measuring Machine)

Concentricity High precision (≤0.005mm typical)

Machining Process Precision CNC Turning & Milling

Customization Available (dimensions, ports, surface treatment)

Surface Finish Optional (e.g., black oxide, phosphate, nickel plating)

As a leading manufacturer of precision components, Changzhou Hongxinyutai Precision Mold Co., Ltd. (established 2017) proudly presents our Precision CNC Machined Alloy Steel Hydraulic Cylinder – a critical part for Auto NEV water pump systems. Certified to IATF 16949 and inspected by CMM (Coordinate Measuring Machine) for high concentricity, each cylinder delivers unmatched reliability and performance. With a dedicated team of 51–100 employees and a 1,000–3,000 sqm facility, we combine advanced CNC technology with rigorous quality control to meet the demanding standards of the automotive industry.

Our hydraulic cylinders are engineered from premium alloy steel, offering superior strength and wear resistance. The precision CNC machining process ensures tight tolerances and exceptional surface finish, while the high concentricity design minimizes vibration and extends the lifespan of the water pump. Every unit undergoes 100% CMM inspection to verify dimensional accuracy, guaranteeing compliance with IATF 16949 requirements. Whether you need standard sizes or custom configurations, our team is ready to support your production needs.

Key Features & Technical Specifications

Material: High-strength alloy steel (e.g., 4140, 4340) – heat treated for hardness and toughness.
Concentricity: ≤0.005 mm (as per CMM report) – ensures smooth hydraulic operation and reduced noise.
Certification: IATF 16949 compliant – traceable quality management system for automotive parts.
Inspection: 100% CMM inspection with digital report provided per shipment.
Surface Finish: Ra ≤0.4 μm achievable – optional treatments available (black oxide, DLC, etc.).
Customization: Port sizes, stroke length, and mounting configurations can be tailored to your application.

Detailed Parameter Table

Parameter	Value
Material Hardness	HRC 28–32 (customizable)
Concentricity Tolerance	≤0.005 mm
Cylinder Bore Diameter	10–50 mm (custom)
Operating Pressure	Up to 250 bar (based on design)
Surface Roughness (Ra)	≤0.4 μm
Inspection Equipment	CMM (Zeiss or equivalent)
Packaging	Individually wrapped, foam-protected, export carton

Advantages for Your Business

Zero Defect Delivery: Our IATF 16949 quality system and CMM inspection minimize non-conformities, reducing your rework costs.
Long Service Life: Alloy steel with high concentricity reduces wear on seals and bearings, extending pump maintenance intervals.
Fast Lead Times: With a 1,000–3,000 sqm factory and 51–100 skilled workers, we handle volume orders efficiently.
Global Support: We ship to North America, Europe, Asia, and more via Jiangsu, Shanghai, or Shenzhen ports.
Traceability: Each part carries a unique serial number linked to CMM reports and material certificates.

Since 2017, Changzhou Hongxinyutai Precision Mold Co., Ltd. has been a trusted partner for automotive and industrial clients worldwide. Our IATF 16949 certification (TS16969) reflects our commitment to quality. With 51–100 employees and a modern facility, we have the capacity to deliver 500,000+ precision parts annually. We invite you to experience our reliability – contact us for a quote or sample. Your NEV water pump performance starts with our precision cylinders.

Frequently Asked Questions

What steel grades do you use for the hydraulic cylinder? We commonly use 4140, 4340, or equivalent alloy steel, heat treated to meet your hardness and strength requirements. Custom grades are available upon request.
Is the concentricity guaranteed for every part? Yes, every cylinder is 100% CMM inspected, and a concentricity report is provided with each shipment. Typical tolerance is ≤0.005 mm.
Do you have IATF 16949 certification? Yes, we are certified to IATF 16949 (formerly TS16969), ensuring a robust quality management system for automotive parts manufacturing.
Can you customize the cylinder dimensions and port configurations? Absolutely. We offer full customization – bore diameter, stroke, ports, mounting threads, and surface treatment. Please provide your drawing or specifications.
What is the typical lead time for production? For standard sizes, 15–20 working days. Custom orders may require 25–30 days depending on complexity. We can expedite for urgent projects.
How do you package the cylinders for export? Each cylinder is individually wrapped in anti-rust paper, placed in foam-lined boxes, and then packed in sturdy cartons or wooden crates for sea/air freight.
Do you provide samples for testing? Yes, sample orders are welcome. We can produce a small batch for your evaluation. Tooling costs may apply for custom designs.
What is your minimum order quantity (MOQ)? For standard products, MOQ is 500 pieces. For custom parts, MOQ is negotiable based on material and tooling. We are flexible for new partnerships.