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China factory - Dongguan Kesle Electronic Hardware Co., Ltd

Dongguan Kesle Electronic Hardware Co., Ltd

  • China,Dongguan ,Guangdong
  • Verified Supplier

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China Hollow Full Thread External Joint 304 316 SS / Zinc Plated CS NPT/G/Metric
China Hollow Full Thread External Joint 304 316 SS / Zinc Plated CS NPT/G/Metric

  1. China Hollow Full Thread External Joint 304 316 SS / Zinc Plated CS NPT/G/Metric
  2. China Hollow Full Thread External Joint 304 316 SS / Zinc Plated CS NPT/G/Metric
  3. China Hollow Full Thread External Joint 304 316 SS / Zinc Plated CS NPT/G/Metric

Hollow Full Thread External Joint 304 316 SS / Zinc Plated CS NPT/G/Metric

  1. MOQ: 1
  2. Price:
  3. Get Latest Price
Payment Terms T/T, Western Union, MoneyGram,PayPal
Delivery Time 5-8 work days
Category Hollow Full-Thread Joint
Model 316
Color Natural metallic color
Material High-carbon chromium bearing steel
Performance Precision thread anti-loosening, stable axial locking
Size Customizable
Brand Name Kesle
Place of Origin CHINA

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  1. Product Details
  2. Company Details

Product Specification

Payment Terms T/T, Western Union, MoneyGram,PayPal Delivery Time 5-8 work days
Category Hollow Full-Thread Joint Model 316
Color Natural metallic color Material High-carbon chromium bearing steel
Performance Precision thread anti-loosening, stable axial locking Size Customizable
Brand Name Kesle Place of Origin CHINA
High Light Full Thread External JointHollow External Joint

Product Positioning and Core Structure

This product is a hollow full-thread external joint (also known as: hollow external thread sleeve, full-thread connecting pipe), featuring a full external thread wrapping + hollow through-structure design:


 

  • The outer surface is equipped with high-precision threads, allowing direct screwing into internal threaded interfaces (e.g., valves, pipe fittings, equipment bases).
  • The internal hollow channel supports fluid transmission, cable threading, or structural connection without media, enabling the integration of "connection + functional channel."

Technical Parameters and Performance Highlights

Dimension

Key Parameters

Technical Analysis

Material System Stainless steel 304/316 (primary choice), carbon steel (zinc-plated) - 304/316: Resistant to acids, alkalis, and salt spray (salt spray test ≥100 hours), suitable for food, chemical, and marine applications.
- Zinc-plated carbon steel: Cost-effective, ideal for dry environments (salt spray test ≥48 hours).
Thread Specifications Pipe threads (G1/8"–G2", NPT1/4"–NPT1"), metric threads (M8–M36) - Pipe threads: G is a parallel pipe thread (requires a sealant); NPT is a tapered pipe thread (self-sealing, suitable for high pressure).
- Metric threads: Designed for mechanical structural connections, with a thread tolerance class of 6g.
Custom Dimensions Length: L=10–100mm (standard: 15/20/25mm); outer diameter: D matches the thread (e.g., G1/2" outer diameter ≈20.95mm); inner diameter: d=D–2×wall thickness (wall thickness: 2–5mm) The hollow inner diameter can be customized (e.g., larger diameters for cable threading), and the wall thickness ensures tensile strength (≥200MPa).
Surface Treatment Stainless steel mirror polishing (Ra≤1.6μm), blue-white zinc/plated color zinc for carbon steel Enhances corrosion resistance and aesthetics. Stainless steel can be customized with passivation, nickel plating, or other special treatments.

Application Scenarios and Value Proposition

Fluid Engineering:

  • Plumbing systems: Connects faucets and angle valves (G thread + PTFE tape to prevent leakage).
  • Industrial pipelines: Transmits chemical fluids (316 stainless steel) and beverages (304 stainless steel, food-grade), with the hollow structure ensuring unobstructed media flow.

Mechanical Assembly:

  • Structural connections: Used for machine tool bases and brackets (M thread, with hollow channels for hydraulic pipes/air hoses).
  • Vibration environments: Full-thread engagement provides strong vibration resistance, replacing welding for easy disassembly and maintenance.

Electrical Wiring:

  • Cable threading sleeves: The hollow channel routes cables, while external threads secure the component to equipment enclosures (e.g., control cabinets, sensor bases), integrating connection and wiring functions.

Differentiated Advantages

  • Dual-function of "connection + channel": Unlike traditional external threads (which only connect), this product’s hollow design enables simultaneous media/cable transmission, reducing system complexity.
  • Precision thread guarantee: Utilizes a thread-rolling process for full, uniform thread profiles and strict tolerances (100% inspection with go/no-go gauges), ensuring compatibility with both imported and domestic internal threaded components.
  • Multi-scenario adaptability: Supports dual systems (pipe threads for fluids, metric threads for structures) and materials (stainless steel/carbon steel), meeting needs from civil applications (plumbing) to industrial settings (chemical engineering).

 

 

Company Details

Bronze Gleitlager

,

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 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer,Distributor/Wholesaler,Agent,Importer,Exporter,Trading Company,Seller,Other

  • Total Annual:

    10000000-20000000

  • Employee Number:

    50~80

  • Ecer Certification:

    Verified Supplier

Introduction: 1.Covering an area of 80 mu (about 53,333 square meters), our factory has a 60-person team including 4 professional engineers, ensuring stable production and technical support. 2. Focusing on bearing production for 25 years, quality is our only guarantee 3. Wafangdian Bearing ... Introduction: 1.Covering an area of 80 mu (about 53,333 square meters), our factory has a 60-person team including 4 professional engineers, ensuring stable production and technical support. 2. Focusing on bearing production for 25 years, quality is our only guarantee 3. Wafangdian Bearing ...

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  • Reach Us
  • Dongguan Kesle Electronic Hardware Co., Ltd
  • Guangdong Dongguan Kesile Electronic & Hardware Products Factory
  • https://www.excavatorbearings.com/

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