Custom Custom SS316 Deep Drawn Closed-End Flanged Temperature Sensor Housings - China Suppliers & Factory Products, Exporter

Discover premium custom-manufactured SS316 temperature sensor housings from China, designed with high-precision and deep-drawn technology for unmatched durability and protection. Our flanged and closed-end designs are optimized for seamless integration with temperature probes. As a leading supplier, Sunmy Hardware offers extensive customization options for dimensions, materials, and features, ensuring you get the perfect solution from our trusted factory. Elevate your temperature sensing capabilities with our top-quality housings today

Product Description

Product Overview

We specialize in the precision manufacturing of custom Stainless Steel 316 (SS316) deep drawn temperature sensor housings. This particular product features a seamless, closed-end tubular design with an integrated flange at the open end. Designed to house delicate temperature probes, such as thermistors or RTDs, this housing provides an impenetrable barrier against environmental factors like moisture, pressure, and corrosive substances. We produce these sensor shells with an outer diameter of 4mm, but can adjust all dimensions to meet your specific application requirements. Sunmy Hardware is dedicated to providing tailored solutions for your most critical sensor protection needs.

Process & Manufacturing Insights

This temperature sensor housing is produced using advanced sheet metal deep drawing and stamping technology. Deep drawing allows us to transform a flat SS316 blank into a complex, seamless tubular form with a perfectly closed and rounded end in a single production line. Our multi-stage deep drawing process ensures uniform wall thickness and a smooth interior surface, crucial for efficient sensor insertion and thermal transfer. The flange is simultaneously integrated during the stamping process, ensuring structural integrity and precise positioning for mounting. We utilize state-of-the-art precision presses and custom tooling, developed in-house, to achieve tight tolerances and exceptional surface quality. This method eliminates the need for welding, resulting in a cleaner, stronger, and more reliable product.

Key Specifications
Parameter Specification Customization Option
Material Stainless Steel 316 (SUS316) Standard 304, Titanium, Special Alloys
Outer Diameter (OD) 4.0 mm Customizable from 2.0mm to 30mm+
Wall Thickness Custom, typically 0.2 mm – 0.5 mm Customizable from 0.15mm to 1.0mm+
Length (Closed End to Flange Base) Customizable (e.g., up to 100mm+) Customizable up to 200mm+ depending on diameter
Closed End Shape Rounded / Hemispherical Flat, Blunt, Pointed
Flange Type Flat Flange Customizable (Threaded, Grooved, Special Shapes)
Flange Diameter Customizable (e.g., 5mm – 8mm) Customizable based on design requirements
Surface Finish Bright Polished / Electropolished Sandblasted, Passivated, Plated
Tolerance Precise (e.g., ±0.05mm) Tolerances down to ±0.02mm possible
Features Waterproof, Shockproof, Dustproof, Corrosion Resistant Specific features can be added during development
Service Fully customizable OEM/ODM Full design support and rapid prototyping
Main Features & Advantages
  • Uncompromising Corrosion Resistance Manufactured from genuine Stainless Steel 316, providing superior resistance to corrosion from salt water, chemicals, and elevated temperatures compared to SS304. Ideal for marine, food-grade, medical, and industrial applications.
  • Seamless Integrity Produced via deep drawing as a single, seamless piece. No welds means no potential points of failure, ensuring complete waterproof integrity and higher pressure ratings.
  • Advanced Protection Engineered to be waterproof, shockproof, and dustproof, safeguarding the internal sensor elements in harsh environments.
  • Precision Engineering We utilize multi-stage inspection processes (CMM, gauges, visual check) to guarantee dimensional precision, especially the critical outer diameter (4mm) and flange dimensions.
  • Full OEM/ODM Customization We pride ourselves on our extensive development and production capabilities. We can fully customize this sensor housing based on your technical drawings (CAD/PDF) – including changing dimensions (length, diameter), adjusting flange type (flat, threaded, grooved), specifying wall thickness, or using alternative materials (SS304, Titanium, Nickel Alloys). Our team will work closely with you from concept to mass production.
Technical FAQ
Q Can you produce sensor housings with other diameters?
Yes, we can develop custom tooling for various outer diameters, ranging from small probes (e.g., 2mm) to larger industrial sensor shells.
Q What surface finishes are available?
Our standard finish is a clean, polished surface from the deep drawing process. We also offer electro-polishing for enhanced corrosion resistance and a superior aesthetic.
Q Do you offer materials besides SS316?
While SS316 is popular for its corrosion resistance, we can also deep draw parts from SS304, Titanium, and other specialized alloys depending on your needs.
Q What is the typical lead time for custom mold development?
Depending on complexity, initial mold design and development typically take 3–4 weeks. Sample production follows. We strive for efficiency throughout the process.
Q Can we request material certifications?
Yes, we provide full Material Test Certificates (MTCs) upon request for all batches to ensure material traceability and quality.
Frequently Asked Questions
1 What is the minimum order quantity (MOQ) for custom SS316 deep drawn sensor housings?
Our MOQ varies depending on the complexity of the part and the tooling required. For standard or near-standard designs, smaller quantities are often feasible. Please contact us with your drawing or requirements and we will provide a specific MOQ and pricing accordingly.
2 Can the flange design be customized for specific mounting or sealing requirements?
Absolutely. The flange can be engineered to a wide variety of forms including flat, threaded, grooved, or special geometric shapes. If you require a specific sealing groove or bolt-hole pattern, our engineering team can incorporate these features directly into the tooling design.
3 How do I submit my design for a quote or DFM (Design for Manufacturability) review?
You can submit your CAD files (STEP, IGES, DXF) or PDF technical drawings directly through our inquiry form on this page. Our engineering team will review your design for manufacturability and respond with a technical assessment and quotation, typically within 1–2 business days.
4 What quality control measures are applied during production?
We implement a multi-stage quality control process including incoming material inspection, in-process dimensional checks using CMM and precision gauges, and final visual and dimensional inspection before shipment. We can also provide first article inspection (FAI) reports and full batch traceability documentation upon request.
5 Is the deep drawn SS316 housing suitable for high-temperature or high-pressure sensor applications?
Yes. SS316 has excellent mechanical properties at elevated temperatures and resists oxidation well. The seamless construction achieved through deep drawing eliminates weld-zone weaknesses, making these housings suitable for demanding high-pressure and high-temperature environments. For extreme conditions, we can also recommend alternative materials such as Titanium or Inconel alloys.
6 Do you support prototype development before committing to mass production?
Yes, we strongly encourage prototype validation before mass production. After tooling development is complete, we produce a first sample batch for your review and approval. Any dimensional or functional adjustments can be made at this stage. Only after your sign-off do we proceed to full-scale production, ensuring zero surprises and complete satisfaction.
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