Project Process: Surface Treatment & Coated Parts

Custom parts with zinc plating, zinc-nickel coating, Dacromet, anodizing, polishing, black oxide, heat treatment and other surface treatments.

Browse Projects by Process or Material

Explore our custom project cases by manufacturing process and material type.

Custom 4140 Safety Chain Pins with Geomet Coating for Australian Customer

Process: CNC Machining / Drilling / Heat Treatment / Surface Treatment / Zinc Flake Coating

Material: 4140 Alloy Steel, 38–44 HRC

Market: Australia – Automotive / Transport Safety Chain Applications

Custom 4140 alloy steel safety chain pins manufactured for an Australian long-term customer, with heat treatment, Geomet coating, batch code marking and protective packaging.

Custom Zinc-Nickel Coated Needle Bearing Samples for a Long-Term US Customer

Process: Stamping, Heat Treatment, Cage Forming, Slot Stamping, Roller Grinding, Zinc-Nickel Coating, Assembly, Edge Rolling, Appearance Finishing

Material: 20# Carbon Steel Outer Ring, ST14 Steel Cage, 440C Stainless Steel Needle Rollers, Zinc-Nickel Coated Outer Ring and Cage

Market: United States – Corrosion-Resistant Needle Bearing / Industrial Bearing Applications

Custom zinc-nickel coated needle bearing samples for a long-term US customer, using 20# carbon steel outer rings, ST14 cages, and 440C stainless steel rollers to improve corrosion resistance for application testing.

ASTM F436 Washer Project for USA – Long-Term Supply Over 10 Years

Process: Stamping, Heat Treatment, Surface Treatment

Material: F436 Carbon Steel, 38–45 HRC

Market: USA

Long-term supply of ASTM F436 flat washers to USA customer, with stable quality and consistent production for over 10 years.

Grooved Sheave for Panama Canal (ACP) Project – Alloy Steel Casting with Epoxy Coating

Process: Steel Casting + CNC Machining + Heat Treatment + Surface Coating

Material: SCMN2A, ZG310-570 to replacement Alloy Steel

Market: Panana-Panama Canal Authority (ACP)

This project delivers high-quality grooved sheaves for the Panama Canal Authority (ACP), featuring alloy steel casting, precision machining, induction hardening, and controlled epoxy coating on as-cast surfaces for marine durability.

Custom H59 Brass Lighting Components – CNC Machined Decorative Brass Parts

Process: CNC Turning + CNC Milling + Decorative Surface Machining

Material: H59 Brass / Copper Alloy

Market: Austria – Architectural Lighting Components

Custom H59 brass lighting components manufactured for an Austrian lighting manufacturer. The parts were initially planned for centrifugal casting but were later produced by CNC machining from solid brass bars due to machining limitations. The decorative hammer texture was then precision machined to achieve the final architectural lighting design.

NG16 Hydraulic Valve Body and Cover for Industrial Hydraulic Systems

Process: Precision Machining + Drilling + Surface Coating + Final Assembly

Material: Cast Iron / Hydraulic Valve Body Material

Market: India – Industrial Hydraulic Systems

Custom NG16 hydraulic valve body and cover manufactured for an industrial hydraulic system project. The order includes precision machining of valve bore with strict tolerance control and full inspection before shipment.

Custom Aluminum Extrusion Profiles for Industrial Applications

Process: Aluminum Extrusion + Die Development + CNC Cutting + Surface Finishing

Material: 6063 / 6061 Aluminum Alloy

Market: Industrial Equipment / Custom Aluminum Profiles

Custom aluminum extrusion profiles manufactured for industrial and construction applications. We provide aluminum extrusion solutions including mould development, sample production and batch manufacturing based on customer drawings.

Panama Government Project – Custom Fabricated Component

Process: Metal Fabrication + Welding + CNC Machining + Anti-Rust Oil Coating

Material: ASTM A36 Structural Steel + AISI 4340 Alloy Steel Inserts

Market: Panama – Government Infrastructure Project

Custom fabricated steel component manufactured for a Panama government infrastructure project. Precision metal fabrication based on customer drawings and project specifications.

Custom Double Threaded Fastener – ASTM A193 B7 Stud Bolt

Process: Precision Machining + Thread Processing + Black Surface Treatment

Material: ASTM A193 Grade B7 Alloy Steel

Market: Panama – Industrial Fastening Applications

Custom double threaded fastener manufactured using ASTM A193 Grade B7 alloy steel with precision bolt threading and black surface treatment for industrial fastening applications.

Custom Sway Bar Link Replacement – Automotive Suspension Component

Process: Machining + Welding + Zinc Plating with Black Passivation

Material: 45# Steel

Market: Australia – Automotive Suspension Components

Custom sway bar link replacement parts manufactured from 45# steel with welded rod and housings. Surface treated with black coating and electro-galvanization for automotive suspension applications.

Custom Dacromet Coated Fasteners – 4140 Alloy Steel Anti-Corrosion Bolts

Process: Precision Machining + Dacromet Coating

Material: 4140 Alloy Steel, 38–44 HRC

Market: Australia – Automotive and Industrial Fastening Applications

Custom Dacromet coated fasteners manufactured from 4140 alloy steel through precision machining and anti-corrosion coating for automotive and industrial fastening applications.

Custom Automotive Wheel Spacers

Process: CNC Machining + Bolt Installation

Material: 6061-T6 Aluminum Alloy

Market: Australia – Automotive Modification / Wheel Spacer Applications

Custom automotive wheel spacers manufactured for vehicle modification and performance applications. Precision machined metal spacers designed to increase wheel clearance and improve vehicle stability.

Custom Steel Car Hub Adapter

Process: CNC Machining + Electro-Black Coating

Material: Alloy Steel

Market: Dubai – Automotive Modification / Wheel Hub Adapter Applications

Custom steel car hub adapter manufactured with precision CNC machining. Designed for accurate bolt pattern conversion and reliable performance in automotive wheel installation.

4WEH16 Hydraulic Directional Control Valve

Process: Hydraulic Valve Casting + CNC Machining + Coating

Material: Cast Iron

Market: India-Industrial Hydraulic Systems / Heavy Equipment Applications

Custom manufacturing of 4WEH16 electro-hydraulic directional control valve components used in hydraulic systems for precise control of fluid flow and equipment operation.

Custom ASTM F436 Hardened Washer

Process: ASTM F436 Washer Manufacturing + Heat Treatment

Material: Alloy Steel

Market: USA – Industrial Fastening Applications

Custom ASTM F436 hardened washers manufactured for industrial and structural applications. Designed for use with high-strength bolts to improve load distribution and connection reliability.

Custom Steel Automotive Wheel

Process: Wheel Rim Manufacturing + Drilling / Hole Position Adjustment

Material: Steel

Market: Australia – Vehicle Modification / Automotive Wheel Applications

Custom automotive wheels manufactured according to client specifications for vehicle modification projects. Designed to ensure strength, durability, and reliable automotive performance.

Custom OEM Wheel Hub for Automotive Applications

Process: Cutting + Boring + Electrophoretic Coating

Material: Q355B Steel

Market: Australia – Automotive Modification / OEM Wheel Hub Applications

Custom OEM automotive wheel hub manufactured according to client drawings for vehicle applications. Designed to ensure strength, durability, and precise wheel installation.

Custom Dacromet Coated Dome Bolts for Automotive Applications

Process: Forging + Machining + Word Stamping + Dacromet Coating

Material: 35CrMo Alloy Steel

Market: Australia – Automotive Fastening Applications

Custom dome bolts with Dacromet coating manufactured for automotive applications. The coating provides excellent corrosion resistance and durability for vehicle fastening systems.

Custom Dacromet Coated Steel Bolts for Automotive Applications

Process: Cold Forging + Machining + Logo Stamping + Dacromet Coating

Material: Alloy Steel 4140

Market: Australia – Automotive Fastening Applications

Custom steel bolts with Dacromet coating manufactured for automotive applications. Available in different diameters to meet specific fastening requirements.

Custom Dacromet Coated Pin for Automotive Applications

Process: Machining + Dacromet Coating

Material: 4140 Steel, 38–44 HRC

Market: Australia – Automotive Fastening and Positioning Applications

Custom steel pins with Dacromet coating manufactured for automotive applications, providing reliable fastening and corrosion resistance.

Stamped ASTM F436 Washer

Process: ASTM F436 Washer Manufacturing + Heat Treatment

Material: Alloy Steel

Market: USA – Industrial Fastening Applications

Stamped ASTM F436 structural washers supplied to a long-term client in Houston, USA, with stable production and reliable quality for industrial fastening systems.