Metal Parts Fabrication

Our facility specializes in high-precision CNC Machined Parts, serving industries that demand exacting specifications and rigorous quality control. For projects requiring the highest level of dimensional accuracy and surface finish, we offer premium CNC Precision Machined Parts manufactured using advanced 5-axis machining centers and rigorous inspection protocols. Our expertise extends to rotational components, where our CNC Precision Turning Parts are produced on Swiss-type and multi-axis lathes, ensuring exceptional concentricity and tolerances for shafts, pins, and connectors. We also excel in custom solutions, providing comprehensive services for CNC Turning Custom Parts from prototype through high-volume production, tailored to your unique design and material requirements.
The entire CNC Machined Parts fabrication process is supported by state-of-the-art equipment and stringent quality assurance. We utilize a comprehensive range of materials and finishings to meet diverse application needs.

Primary Material Capabilities

  • Aluminum Alloys: 6061, 7075, 2024 (Excellent strength-to-weight ratio, good machinability)
  • Stainless Steels: 304, 316, 17-4 PH (Superior corrosion resistance, high strength)
  • Mild Steel & Alloy Steels: 1018, 1045, 4140 (High tensile strength, good wear resistance)
  • Brass & Copper Alloys: C360, C110 (Excellent electrical conductivity, good corrosion resistance)
  • Titanium Alloys: Grade 2, Grade 5 (Ti-6Al-4V) (Exceptional strength, biocompatibility, lightweight)
  • Engineering Plastics: Delrin (POM), Nylon (PA), PEEK (Dimensional stability, low friction, chemical resistance)

Standard Machining Specifications

Parameter Standard Capability High-Precision Capability
Tolerance Range (General) ±0.005" (0.127 mm) ±0.0005" (0.0127 mm) or better
Surface Finish (Ra) 63 µin (1.6 µm) 8 µin (0.2 µm) or better
Part Size (Max.) 40" x 20" x 20" 15" x 10" x 10"
Roundness/Concentricity 0.001" (0.0254 mm) 0.0002" (0.00508 mm)

Available Secondary Finishes

  • Anodizing (Type II & III): For aluminum parts, providing corrosion resistance and color options.
  • Passivation: For stainless steel, enhancing corrosion resistance by removing free iron.
  • Plating: Nickel, zinc, chrome, and electroless nickel plating for wear resistance and aesthetics.
  • Powder Coating: Durable, decorative finish available in a wide range of colors and textures.
  • Heat Treatment: Annealing, quenching & tempering, case hardening to alter material properties.
  • Laser Marking & Engraving: Permanent part identification, serial numbers, or logos.

Hot Products

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    Brass is one of the easiest metals to machine, with many years of experience and proven expertise, our brass machining capabilities enable us to deliver high precision parts and components that match your design specifications. We utilize advanced Youlin® Brass CNC Machining technology to ensure perfect precision and repeatability, whether you need a handful of prototypes or full production runs with quantities in the tens of thousands. No matter how simple or complex your design may be, we will give you the flawless brass parts your project requires.
  • Metal CNC Milling

    Metal CNC Milling

    Youlin is a dependable Youlin® Metal CNC Milling supplier for an endless variety of milling needs. Our many years of trusted service and precise attention to detail ensures you get the parts and components you need that are to your specifications. When you need a partner that can deliver a technically advanced, precise solution that’s made for your custom Metal CNC Milling parts. Get the job done right with superior craftsmanship from Youlin.
  • Deep Drawing Parts

    Deep Drawing Parts

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  • Automobile and Motorcycle Connecting Support Block Parts

    Automobile and Motorcycle Connecting Support Block Parts

    As the professional automobile and motorcycle connecting support block parts manufacture, we would like to provide you automobile and motorcycle connecting support block parts. And we will offer you the best after-sale service and timely delivery. We hope to establish friendly cooperative relationship with your company with high quality products, reasonable price, considerate service and create a better future hand in hand.
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    Aluminum Die Casting Parts Motorcycle Exhaust Pipe and Shell

    OEM Youlin® aluminum die casting parts motorcycle exhaust pipe and shell made in China. Youlin is dedicated to producing top quality aluminum die casting parts motorcycle exhaust pipe and shell and products that meet or exceed our customers’ expectations. With in-house engineering assistance, a full range of services, and the capabilities to provide prototypes and short- and long-run production, we are your one-stop shop for Precision CNC Machining.
  • Current Terminal Connector

    Current Terminal Connector

    Ningbo Youlin Trading Co., Ltd. is a professional Current Terminal Connector manufacturer and supplier in China. For more than 10 years, Youlin located in Ningbo, China, is the professional Forging company specialized in supplying our customers with high quality custom steel forging components. All our industries served are agricultural machinery, automotive industry, construction machinery, lifting industry, oilfield industry, etc. Besides forging, we could also supply other value added services for finished products.

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