Metal CNC machining has revolutionized the manufacturing industry, enabling precise and efficient production of various parts. In this article, we will explore the process of CNC turning for stainless steel hardware manufacturing. We will cover the materials used, drawing formats, production process, surface roughness, treatments, inspection instruments, and applications of CNC turned parts.
Stainless steel is the primary material used in CNC turning for hardware manufacturing. Stainless steel is known for its excellent corrosion resistance, durability, and strength, making it ideal for producing high-quality components. Common stainless steel grades used include 304, 316, and 430, each tailored to specific requirements.
To initiate CNC turning for stainless steel hardware, precise engineering drawings are essential. These drawings serve as the blueprint for the manufacturing process. The standard drawing format used in the industry is Computer-Aided Design (CAD). CAD software allows engineers to create detailed and accurate 2D and 3D models of the parts, specifying dimensions, tolerances, and surface finishes.
The CNC turning process for stainless steel hardware involves several key steps:
Material Preparation: Stainless steel bars or rods are selected based on the project requirements. They are cut to the appropriate size for machining.
Mounting the Workpiece: The selected stainless steel piece is securely mounted on the CNC lathe.
Programming: A CNC programmer creates a computerized numerical control (CNC) program based on the CAD drawing. This program guides the CNC machine throughout the turning process.
CNC Turning: The CNC lathe rotates the workpiece while cutting tools are applied to remove excess material, forming the desired shape and features.
Quality Control: Throughout the machining process, quality control checks are performed to ensure dimensional accuracy and adherence to specifications.
Surface Finishing: Depending on the application and customer requirements, the surface of the CNC turned part may undergo various finishing processes like polishing, grinding, or coating.
Surface roughness is a critical aspect of CNC turning, especially for stainless steel hardware manufacturing. It refers to the irregularities and deviations in the finished surface texture. The desired surface roughness is often specified in the engineering drawing. CNC turning can achieve different levels of surface roughness through cutting tool selection and feed rates.
Post CNC turning, additional treatments may be applied to enhance the properties of the stainless steel parts. Some common treatments include:
Passivation: This process removes impurities from the surface and enhances the stainless steel's corrosion resistance.
Heat Treatment: For specific applications, heat treatment can improve the part's mechanical properties.
Anodizing or Plating: Providing additional surface protection and aesthetic finishes.
Quality control is crucial in CNC turning to ensure the produced parts meet the required specifications. Various inspection instruments are used during and after the manufacturing process:
Calipers: To measure dimensions accurately.
Micrometers: For precise measurements of small features.
CMM (Coordinate Measuring Machine): To verify complex geometries and dimensions.
The versatility of CNC turning for stainless steel hardware manufacturing makes it suitable for various industries, including:
Automotive: Precision-engineered automotive components such as shafts, gears, and fittings.
Aerospace: Critical aircraft parts with stringent tolerances and quality requirements.
Medical: Surgical instruments and medical device components.
Electronics: Connectors, terminals, and other electronic hardware.
Industrial Equipment: Various components used in machinery and equipment.
| Product name | Metal CNC Machining Turning Parts Stainless Steel Hardware Manufacturing Processing Parts | |
| Production Equipment | CNC, Milling Machine Processing, CNC Lathe Processing,CNC Turning, CNC Milling, Laser Cutting, Bending, Spinning, Wire Cutting, Stamping, Electric Discharge Machining (EDM), Injection Molding | |
| Material | Aluminum: 2000 series, 6000 series, 7075, 5052, AL 6061-T6, 6063, 7075-T etc. Alloy Steel: 1214L/1215/1045/4140/SCM440/40CrMo |
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| Drawing format | STEP,STP,GIS,CAD,PDF,DWG,DXF etc or samples. | |
| Production Process | Raw material incoming inspection→Drawing Confirmation→Machine Setup→Trial Production→Sample quality check and confirmation→Mass production→Final Inspection→Packing→Ready to Ship | |
| Finish | Sandblasting, Anodize color, Blackenning, Zinc/Nickl Plating, Polish, Power coating, Passivation PVD, Titanium Plating, Electrogalvanizing, electroplating chromium, electrophoresis, QPQ(Quench-Polish-Quench), Electro Polishing,Chrome Plating, Knurl, Laser etch Logo, etc. |
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| Application | Auto Parts, Hydraulic Hoses, Oil Machinery, Geological Drilling, MotorCycle, Bycycle, Agricultural Machine Parts, Engineering Machinary, Fastners. | |
| Surface roughness | Ra 0.1~3.2 | |
| Surface Treatment | Grinding, Polish, Deburr, Painting, Galvanization, Chrome Plating, Anodization treatment etc | |
| Inspection | 100% Dimensional Check 100% Visual Check Mechanical Properties Inspection, Internal Lab test report or Third Party Inspection Report. |
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| Inspection Instrument | Complete inspection lab with Micrometer, Optical Comparator, Caliper Vernier,CMM Depth Caliper Vernier, Universal Protractor, Clock Gauge, Internal Centigrade Gauge |
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| Tolerance | Customer's Drawing Request | |
TORICH is an enterprise that has been producing precision steel pipes and steel pipe processing for over 20 years, with a factory area of approximately 20000 square meters
The main products produced are carbon steel and alloy steel grade seamless steel pipes, welded precision steel pipes, DOM steel pipes, seamless and welded stainless steel pipes.And our separate workshop also produce machined cast iron parts and cast steel parts, as well ad customized precision parts and difficult precision parts. Our strength is with in our ability to produce metal parts of higher quality control in an integrated process, from mapping and mould design, to casting, forging, machining, heat treatment, surface treatment, assembly and testing.
TORICH team is familiar with the quality requirements and process standards of precision parts and steel tubes of leading industrial companies at home and abroad, constantly optimizes the production and management level, and constantly looks for like-minded excellent suppliers, which enable us to reduce the production cost and have a comparative advantage over many of our competitors.
In the field of processing, TORICH has 18 sets 4-axis/3-axis CNC machines and over 30 sets of CNC lathers. The machining center is capable of machining 1100x600x800mm parts and the CNC lathes are capable of processing 550x1500mm parts. We specialize in machining stainless steel, alloy steel and other hard metals, as well as carbon steel, aluminium, and copper, with a dimensional accuracy of 0.01mm.
As of 2023, TORICH has perfectly cooperated with more than 50 countries, including Russia, India, Australia, the United Kingdom, France, the United States, Canada, Brazil, and Egypt. Quality and reputation are always our first concerns, with the aim of well serving every customer who trusts in us. TORICH looks forward to partnering with customers all over the world.
Our products are sold all over the world, you can rest assured.
