How to Strictly Control the Quality of Precision Metal Parts?
Sep 10, 2025
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Precision metal parts specifically refer to categories of metal processing within the hardware industry that require high precision, typically with tolerances within 0.05mm. These parts include but are not limited to precision plastic hardware, precision stamping hardware, precision turning hardware, etc., and are widely used in industries such as electronics, watchmaking, and aerospace. To strictly control the quality of precision metal parts, the following steps and measures can be followed:
Establish Clear Quality Standards
Reference International Standards:
Standards such as ISO 9001, ISO/TS 16949, and AS 9100 provide detailed requirements and processes for product design, manufacturing, final inspection, after-sales service, and other stages.
Develop Enterprise Standards:
Based on product characteristics and customer requirements, establish more detailed and stringent internal quality standards.
Raw Material Inspection
Supplier Evaluation:
Conduct regular evaluations of raw material suppliers to ensure their materials meet quality standards.
Raw Material Testing:
Perform inspections on purchased raw materials for appearance, dimensions, chemical composition, etc., to ensure they meet standard requirements.
Production Process Monitoring
Establish Standard Operating Procedures:
Develop standard operating procedures for each stage of the production process to ensure all operations comply with quality standards.
Real-Time Monitoring:
Use modern technological means to monitor the production process in real time, ensuring all operations are under control.
Regular Equipment Inspection and Calibration:
Regularly calibrate and maintain production and testing equipment to ensure their accuracy and reliability.
Product Inspection
Appearance Inspection:
Use visual and instrument-assisted methods to check surface quality, such as smoothness, flatness, and absence of damage.
Dimensional Inspection:
Use high-precision measuring tools such as calipers, vernier calipers, and projectors to ensure product dimensions and geometric shapes meet requirements.
Material Composition Analysis:
Use instruments like X-ray fluorescence spectrometers and spectrometers to analyze material composition, ensuring the materials used meet standard requirements.
Strength Testing:
Use tensile testers, bending testers, and other equipment to conduct strength tests, ensuring products do not break or deform during use.
Surface Treatment Inspection:
Inspect surface treatment processes, such as coating thickness, plating quality, and spray coating uniformity.
Corrosion Resistance Testing:
Simulate different environmental conditions to test corrosion resistance, ensuring products maintain stable performance in harsh environments such as humidity and corrosion.
Quality Records and Traceability
Establish a Quality Record System:
Record each process and inspection result to ensure traceability of quality.
Non-Conforming Product Handling:
Identify, isolate, and handle non-conforming products to prevent them from flowing into the next process or the market.
Continuous Improvement
Customer Feedback:
Regularly collect customer feedback, address issues, and continuously improve product quality and customer satisfaction.
Internal Audits:
Regularly audit the quality management system to identify and address problems promptly.
Introduce New Technologies and Methods:
Actively adopt new technologies and methods to improve production efficiency and product quality.
Titanium product forms available from GNEE
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Item Name |
china wholesale stock astm b337 b338 gr1 gr2 gr9 titanium pipe titanium tubes seamless |
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Material |
pure titanium and titanium alloy |
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Standard |
ASTM B337, ASTM B338. ASTM B861, ASTM B862 |
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Brand |
China Grades: TA1, TA2, TC4 (Gr5 Equivalent), TA9 (Gr7 Equivalent), TA10 (Gr9 Equivalent), TA18 |
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Shape |
Round Titanium Tube/Pipe, Square Titanium Tube/Pipe, Rectangular Titanium Tube/Pipe, Titanium Coil Tube |
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Type |
Seamless & Welded (ASTM B337/B338 for Industrial & Heat Exchanger Applications) |
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Product name |
Pure Titanium bar/Pure Titanium rod/Titanium alloy bar/Tianium alloy rod |
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Standard |
GB/T 2965-2007 GB/T 13810-2007, ASTM B348,ASTM F67,ASTM F136, AMS4928,MIL4911 |
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Titanium type |
Commercially Pure(CP) / Titanium alloy |
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Grade |
TA1 TA2 TA3 TA4 TA5 TA6 TA7 TA8 TA9 TA10 TA11 TA12 TA13 TA14 |
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Diameter |
3-350mm |
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Length |
Max6000mm |
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Technique |
Forging, machining |
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Surface |
Acid surface or polishing, sand blasted surface |
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Shape |
Round, flat, square, hexagonal |
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Application |
Metallurgy, electronics, medical, chemical, petroleum, pharmaceutical, aerospace, etc. |
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Production Name |
Titanium plate/Titanium sheet |
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Grade |
Gr1, Gr2, Gr3,Gr4,Gr5, Gr7, Gr6,Gr9, Gr11, Gr12 ,Gr16, Gr17,Gr25 |
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Size |
All sizes can be customized |
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Application |
Metallurgy, electronics, machinery, medical treatment, chemical industry, petroleum, medical treatment, aerospace |
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Feature |
High corrosion resistance, low density, good thermal stability |
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Technology |
Hot Forged, Hot Rolled, Cold Rolled, Annealing, Pickling |
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Surface |
Bright, Polished, Pickling, Acid cleaning, Sandblasting |
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Packing |
Export Standard Woodcase |
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Delivery time |
10-25days according to the quantity and process of the product |
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Quality and test |
Hardness test, Bending test, Hydrostatic etc. |
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Product name |
Titanium wire |
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Grade |
GR1,GR2,GR3,GR4,GR5,GR7,GR9,GR11,GR12,GR23 etc.
ERTi-1, ERTi-2, ERTi-3, ERTi-4, ERTi-5, ERTi-7, ERTi-9, ERTi-11, ERTi-12 |
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Size |
Dia：0.1-8mm or customizable |
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Standard |
ASTM B348,ASME SB348,ASTM B863,AWS.A5.16,GB/T3623-2007 |
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MOQ |
10kg |
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Quality and test |
Annealing, Ultrasonic testing |
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Application |
Aerospace, Chemical, Medical, Eye Frames,Welding etc |
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Feature |
High strength,Light weight,Excellent heat conduction and corrosion resistance |
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Condition |
Annealed (M), Hot Worked (R), Cold Worked (Y) |
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Surface |
Bright, Polished, Pickling, Sandblasting |
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Package |
Wooden Box |
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Product Name
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Custom Precision CNC Machining Services
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Material
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Metal: Aluminum, Stainless Steel, Copper, Iron, Titanium Alloy, Zinc Alloy, Magnesium Alloy.
Plastic: Nylon, ABS, POM, PC, PP, PE, PETG, PEEK, PMMA, PVC, UHMW.
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Surface treatment
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Anodizing, Polishing, Electroplating, Powder Coating, Sandblasting, Magnetic Polishing, Spray Painting, Drawing, Embossing, Electrophoresis, Screen Printing, Laser Engraving.
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Process
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3-Axis/4-Axis/5-Axis/6-Axis CNC Milling, CNC Turning
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Application
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Mechanical Spare Parts, Aerospace Components, Automotive Parts, Maintenance Parts
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Maximal Part Size
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3000 mm (118 in)
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Minimal Part Size
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2 mm (0.08 in)
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Drawing format
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DWG, DXF, PDF, SOLIDWORKS, PRT, STP, STEP, IGS, etc.
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Certification
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ISO 9001:2015
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GNEE is a specialized manufacturer and exporter of high-quality titanium products, including pipes, sheets, bars, wires, and fabricated parts.
We utilize advanced CNC machining, rolling, and welding equipment to ensure precision manufacturing. All products undergo strict chemical, mechanical, and non-destructive testing to guarantee compliance with international standards.
Our export-safe packaging includes wooden crates and waterproof wrapping to ensure secure delivery. If you have any needs, please feel free to contact us immediately：info@gneemetal.com
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