Precision Components for Instruments & Meters – Hairsprings, Bimetal Elements, Carbon Fiber Pointers, Machined Parts & More

Meticulab offers a comprehensive range of precision-engineered components for mechanical and electrical instruments, meters, and industrial applications. With decades of experience serving global brands like Siemens, Hitachi, and Mindray, we deliver high-quality parts manufactured to international standards – all available for OEM/ODM customization.

1. Precision Hairsprings (Main Product)

We specialize in mechanical and electrical instrument hairsprings, manufactured to GB12159-90 and GB2788-81 standards.

Mechanical Instrument Hairsprings

• Applications: Pressure gauges, automotive dashboards, micrometers, dial indicators
• Specifications: Φ7–30mm OD, 0.025–0.3mm thickness, 0.2–3mm width, torque 0.05–650μN·m/90°
• Materials: Tin bronze (QSn4-3, QSn6.5-0.1), Beryllium bronze (QBe2), Stainless steel, Constant elastic alloy (3J53)

Electrical Meter Hairsprings

• Applications: Ammeters, voltmeters, multimeters, relays, automatic recorders
• Specifications: Φ7–30mm OD, torque 0.05–650μN·m/90°
• Materials: Tin bronze (QSn4-3, QSn6.5-0.1)

2. Thermo-bimetal Temperature Sensor Elements

Precision bimetal elements for temperature measurement and control.

• Temperature Ranges: –30°C to +150°C (multiple ranges available)
• Rotation Angles: 90°, 160°, 270°, 300°
• Dimensions: Thickness 0.10–0.30mm, Width 1.2–3.0mm, Flat type Φ9–18mm, Cylindrical type Φ2–10mm
• Materials: 5J1480, 5J11 thermo-bimetal
• Applications: Food industry instruments, appliances, HVAC, agricultural temperature monitoring

3. Automatic Lathe Machined Precision Parts

High-tolerance custom metal components for instruments and electronics.

• Machining Accuracy: OD ≤ 0.02mm, Length ≤ 0.05mm
• Materials: Brass (HPb59-1, C3604), Free-cutting steel, Free-cutting stainless steel
• Applications: Precision instruments, electronic connectors, medical devices, industrial parts

4. Carbon Fiber Indicators (Pointers)

Lightweight, rigid pointers for analog meters.

• Diameter: Φ0.25mm (optional aluminum sleeve Φ0.4mm)
• Length: Customizable
• Material: Carbon fiber
• Features: Extremely lightweight, will not bend or break, no shaping required
• Applications: Ammeters, voltmeters, multimeters, panel meters

5. Meter Support Brackets & Frames

A wide selection of brackets and frames for panel instruments.

• Available Models: K250, K500, K100, YR36A, YR-058, 258, H319, 302, 43A, 43B, SM-114, D100, and more
• Applications: Panel meters, temperature controllers, test equipment, control panels
• Features: Precision fit, durable construction, easy installation

⚙️ Customization & OEM/ODM

All products are available for custom manufacturing according to your specifications. Whether you need standard components or fully customized solutions, our engineering team is ready to support your project from prototype to production.

❓ Frequently Asked Questions

Q: What is the minimum order quantity (MOQ) for these components?
A: For prototypes, MOQ can be as low as 5–10 pieces depending on complexity. Production MOQs vary by part size and material. Contact us with your requirements for a specific quotation.

Q: What is the typical lead time for prototypes?
A: Prototype samples typically ship within 2-4 weeks from drawing approval, depending on complexity and material availability.

Q: Where do you ship from?
A: We ship from our logistics center in Asia via DHL/FedEx/UPS. Delivery to most countries takes 2-4 business days after dispatch. Tracking information will be provided once your order ships.

Q: Do you offer design assistance?
A: Yes, our engineering team can help optimize your design for manufacturability (DFM) to meet your exact requirements.

Q: What file formats do you accept?
A: We accept PDF, STEP, DXF, and most common CAD file formats. Solid models are preferred for complex geometries.