China 16mm Armoured Cable Gland Suppliers & Factory

Premium IP68 & UL Certified Industrial Cable Management Solutions for Harsh Environments, Offshore Deployments, and Wind Turbines.

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High-Protection Gland Assemblies

Explore our heavy-duty, internationally certified metal and nylon glands engineered for extreme mechanical stability and seamless electrical continuity.

China Metal Cable Gland Strengthened Type
China Metal Cable Gland Strengthened Type - UL & IP68 Certified
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China Nylon Vent Plug
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China Nylon Corrugated Cable Gland
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China Simple Armored Cable Gland
China Simple Armored Cable Gland Dual IP68 & UL Certified
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Explosion-Proof Marine Cable Gland EX4
China Explosion-Proof Marine Cable Gland EX4 - IP68 & UL Listed
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Breathable Cable Gland Type IP68
China Breathable Cable Gland Type IP68 & REACH Certified
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Nylon Union for Flexible Pipe
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High Temperature Resistant Metal Cable Gland
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Technical Whitepaper

The Engineering Excellence of 16mm Armoured Cable Glands

Armoured cables serve as the primary protective method for power and data transmission in infrastructure projects, harsh manufacturing zones, and high-impact industrial settings. However, an armoured cable is only as secure as its termination points. The installation of a 16mm armoured cable gland represents a critical interface point where mechanical retention, environmental sealing, and electrical ground continuity must align perfectly.

A 16mm nominal diameter is typical for low-voltage auxiliary connections, instrumentation lines, sensor feeds, and control arrays. In these applications, the gland must perform three vital tasks: clamp down onto the outer sheathing to prevent fluid intrusion; capture the inner structural wire wrap (SWA, or Steel Wire Armour) to offer high mechanical strain relief; and establish a continuous, low-resistance ground path back to the enclosure panel to prevent ground-fault shocks or electromagnetic interference (EMI).

Structural Materials & Armor Clamping Design

Premium-grade China 16mm armoured cable glands are generally manufactured using CW614N/CW617N nickel-plated brass or marine-grade AISI 316L stainless steel. Nickel plating provides excellent protection against atmospheric corrosion, coastal salt spray, and mild chemical environments, while 316L stainless steel offers the ultimate chemical resistance for subsea, wastewater treatment, and chemical processing facilities.

The internal clamping mechanism uses a double-compression seal design. While single-compression glands seal only on the outer sheath, double-compression configurations compress both the inner bedding sheath and the outer jacket, completely encapsulating the wire armour. This ensures that moisture cannot travel longitudinally along the steel wire braids into the termination enclosure, fulfilling strict IP68 ingress protection requirements.

Technical Parameter Standard Specification (16mm Armoured Gland) Testing Norms / Conformity
Armor Types Accommodated SWA (Steel Wire Armor), AWA, STA (Steel Tape Armor) BS 6121 Part 1
Thread Dimensions Available Metric M16 x 1.5, M20 x 1.5, NPT 1/2", NPT 3/8" ISO 965-1 & ANSI B1.20.1
Ingress Protection Rating IP66, IP67, IP68 (Tested at 5 Bar for 30 min), IP69K IEC 60529 / EN 60529
Explosion Protection Classes Ex d IIC Gb / Ex e IIC Gb / Ex tb IIIC Db ATEX Directives, IECEx System
Temperature Thresholds Continuous: -60°C to +130°C (Silicone Seals) UL 514B Thermal Cycle Tests

Industrial Ground Continuity & Shielding

Grounding is critical when dealing with armoured electrical lines. When the steel wires are clamped securely between the internal cone and the clamping ring, they form a solid contact path. To maintain ground integrity across non-conductive enclosures (such as GRP or polycarbonate boxes), China 16mm armoured cable glands are fitted with high-conductive brass earth tags. This ensures that fault currents are immediately routed to ground, bypassing delicate control interfaces and avoiding catastrophic system shutdowns.

Core Design Advantages
  • Inner & Outer Protection: Dual-compression rings secure both internal and external insulation sheaths.
  • Corrosion Mitigation: Standard nickel plating (min. 5 microns) prevents galvanic oxidation when contacting dissimilar metals.
  • Superior Strain Relief: Integral armor cone clamping withstands mechanical pull-out forces exceeding EN 62444 standards.
  • Sealing Performance: High-grade EPDM or Silicone sealing rings withstand extreme thermal cycling and UV degradation.
Supply Chain & Production

China Factory 4.0: Supply Chain Resilience & Manufacturing Prowess

Inside Zhejiang Hongxiang Connector Co., Ltd. — an industry pioneer integrating R&D, advanced manufacturing, and certified global distribution.

2006
Year Established
10,000㎡+
Smart Workshop Area
80M+
Annual Unit Output
30%
R&D and Quality Personnel

Founded in 2006, Zhejiang Hongxiang Connector Co., Ltd. is located in Yueqing, Zhejiang, the electrical manufacturing capital of China. For nearly two decades, we have developed from a specialized design house into a modern industrial connectivity solutions provider. Our production lines feature multi-axis CNC milling centers, automatic sorting systems, and dedicated optical sorting systems that test dimensional tolerances to within ±0.01mm.

Our manufacturing facility operates under the IATF 16949 automotive quality management protocol and ISO 9001. This ensures that every run of 16mm armoured cable glands delivers consistent mechanical properties, precise thread pitches, and reliable clamping seals. With over 300 professionals and an annual production capacity exceeding 80 million units, we are ready to support global distributors, EPC contractors, and OEM customers with high-volume shipments and short lead times.

Zhejiang Hongxiang Certification Document 1

International Standard Compliance Certification

Zhejiang Hongxiang Certification Document 2

Quality Management & Safety Audit Approvals

Advanced Machinery & Quality Control Labs

To maintain high reliability, we operate in-house laboratory testing facilities. Each production run is subjected to environmental stress testing (salt spray chambers for corrosion testing), pull-out tension tests to assess armour clamp strength, and hydrostatic testing to verify IP68 compliance.

Advanced Mechanical equipment
Advanced Precision CNC Lathes
Automated Machining Area
High-Volume Machining Centers
Materials processing equipment
Cold-Forming Equipment
Precision stamping equipment
Progressive Stamping Press
Component Assembly line
Automated Assembly Workshop
Finished product line
Finished Product Inspection
Testing laboratory and room
State-of-the-Art Quality Testing Room
Inventory and logistics stacking
Smart Warehousing & Shipping Zone
Application Profiles

Targeted Solutions for Global Infrastructure & Industrial Ecosystems

Our high-protection 16mm armoured cable glands are engineered to meet the strict demands of global infrastructure and high-stress industrial applications.

New energy vehicle application

New Energy Vehicle Industry

Cable glands are critical for new energy vehicles (NEVs), serving as essential components to manage and protect cables in high-voltage systems, battery packs, motor controllers, charging interfaces, and other core electrical units. Engineered to withstand extreme temperatures, vibration, moisture, and chemical exposure, they ensure reliable sealing, prevent dust/water ingress, and maintain insulation integrity to avoid electrical hazards. By securing and routing power, signal, and communication cables, they enhance the safety, stability, durability, and performance consistency of the vehicle’s electrical system. Compliant with automotive industry standards, high-quality cable glands help NEVs meet strict safety and reliability requirements, making them indispensable for electric cars, hybrid vehicles, and other new energy mobility solutions.

Robotics application

Robotics Technology

Cable glands are essential for robotics, managing and protecting power, signal, and data cables in industrial robots, cobots, AMRs, and more. Adapted to dynamic movements, harsh industrial environments (dust, coolant, mechanical stress), they prevent tangling, abrasion, and disconnection while ensuring IP68-rated sealing. By safeguarding electrical connections and reducing cable wear, they enhance robotic operational stability, precision, and service life. Compatible with various cable sizes and compliant with IEC/UL standards, they are foundational for reliable robotic systems.

Wind turbine application

Wind Turbines

Cable glands are vital for onshore/offshore wind power systems (turbines, substations, tower bases), protecting power/control/signal cables. Engineered to resist salt fog, extreme temps (-52℃ to 90℃), vibration, and UV, they offer IP68 sealing, explosion-proof performance, and EMC shielding. Made of durable EPDM rubber or 316L stainless steel or brass, they prevent cable abrasion/displacement and electrical hazards, ensuring long-term operational stability and safety.

Rail transit application

Rail Transit Networks

Cable glands are key protective components in rail transit systems, widely used in rolling stock, substations, tunnels, and equipment rooms of metro, high-speed rail, and intercity rail. They secure and protect power, control, and signal cables. Adapted to harsh operating conditions, they feature an IP68 protection rating, resisting moisture, dust, and rodent damage, while withstanding extreme temperatures from -40℃ to 90℃ and continuous vibration. They are offering explosion-proof and sealing performance to prevent cable abrasion, signal interference, and fire spread. Their modular design supports future capacity expansion, extends the service life of cables and equipment, and ensures the long-term safe and stable operation of rail transit systems.

Future Roadmap

Technical Roadmap: Smart Seals, Composites, and Subsea Protection

As industrial connectivity systems face increasingly challenging environments, the engineering demands on 16mm armoured cable glands are evolving. The development path at Zhejiang Hongxiang Connector Co., Ltd. focuses on three key areas:

1. Sensor-Integrated Smart Glands

Industrial IoT (IIoT) requires real-time monitoring of all infrastructure components. The smart cable glands of the future will incorporate micro-sensor arrays that monitor internal temperature, humidity levels, and shield integrity. These sensors alert operators to moisture ingress or insulation degradation before electrical failure occurs, shifting maintenance from reactive to predictive.

2. Advanced Engineered Materials

While brass and stainless steel remain standard materials, next-generation polymer composites are gaining ground. By reinforcing high-grade polyamides with carbon fiber arrays, we are developing glands that match the mechanical strength of brass while reducing overall weight by up to 50% and offering complete immunity to chemical acids and high-salinity marine environments.

3. Cryogenic and Subsea Enhancements

With increased exploration in arctic and deep-ocean environments, cable terminations must remain flexible and gas-tight at temperatures below -60°C and pressures exceeding 20 bar. Our R&D team is developing specialized fluorosilicone and perfluoroelastomer (FFKM) seals that resist hardening under extreme pressure and cold, expanding our current IP68 ratings to include long-term deep subsea applications.

Global Compliance

Localization Support & Global Regulatory Compliance

Purchasing industrial connection systems for international projects requires navigating complex certifications. An uncertified cable gland can delay project commissioning or lead to safety compliance failures. Zhejiang Hongxiang Connector Co., Ltd. maintains a comprehensive compliance program to support global distributions.

Our 16mm armoured cable glands are certified under major regional safety standards. This includes Underwriters Laboratories (UL Listing) for North America, ATEX & CE approvals for the European Union, and IP68/RoHS certifications for worldwide projects. Whether your project is an offshore wind platform in the North Sea or a rapid transit system in South America, our technical team provides full engineering support, detailed material datasheets, and compliance documentation.

For large enterprise procurement, we offer customized OEM packaging, direct-to-site shipping, and flexible scheduling. Our regional offices and distribution partners throughout North America, Western Europe, and Southeast Asia ensure local engineering support and fast response times.

Technical Q&A

Frequently Asked Questions & Detailed Insights

Technical guidance on choosing, installing, and maintaining 16mm armoured cable glands.

What is the difference between SWA and AWA armoured cable glands?
SWA (Steel Wire Armour) is used on multi-core cables and uses magnetic steel wire for mechanical protection. AWA (Aluminium Wire Armour) is used on single-core power cables because aluminum is non-magnetic, preventing the formation of induced eddy currents in the cable armoring. Our 16mm glands feature internal clamping cones that can accommodate both SWA and AWA configurations, ensuring reliable grounding and mechanical retention.
How is the IP68 waterproof rating validated on your 16mm glands?
Our IP68 validation involves testing the glands under hydrostatic pressure equivalent to a depth of 50 meters (5 bar) for a continuous duration of 30 minutes, using both metal and plastic mating surfaces. We also perform IP69K high-pressure washdown testing, which subjects the glands to 100-bar water jets at 80°C from multiple angles, ensuring the seals remain completely leak-proof in harsh industrial washdown environments.
Are these 16mm armoured glands certified for ATEX/IECEx hazardous areas?
Yes, our specialized explosion-proof marine and industrial cable glands are certified under ATEX/IECEx protocols for Zone 1, Zone 2 (Gas Group IIC), Zone 21, and Zone 22 (Dust Group IIIC). They are marked with Ex d (flameproof) and Ex e (increased safety) designations, indicating they prevent hot gases or sparks from escaping into the surrounding explosive atmosphere.
Why is nickel-plated brass preferred over raw brass for armoured glands?
Raw brass naturally oxidizes, forming a non-conductive layer of green patina over time. Nickel-plating protects the underlying brass from atmospheric oxidation and corrosion while maintaining high electrical surface conductivity. This is critical for keeping ground resistance low at the armor clamping interface over years of deployment.
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