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ZCGZJII-R In Line Deflagrate Flame Arrester

The ZCGZJII-R In-Line Deflagrate Flame Arrester is a high-performance safety device designed for integration into pressurized piping systems. Engineered to stop subsonic flame propagation (deflagration), this unit acts as a critical thermal barrier between potential ignition sources and protected equipment. Its enlarged housing design facilitates high flow rates with minimal pressure drop, making the ZCGZJII-R the ideal choice for vapor recovery systems, flare lines, and industrial gas processing.

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Producdt Description:

The ZCGZJII-R In-Line Deflagration Flame Arrester is a high-performance safety device engineered for integration into pressurized piping systems where high volume and safety are paramount. This specialized flame arrester utilizes advanced internal technology to extinguish flames traveling at subsonic speeds (deflagrations) before they can reach protected equipment. Built with robust structural integrity, the ZCGZJII-R is designed to withstand the intense mechanical and thermal stresses of an ignition event without compromising the safety of your overall system.


Advanced Flame Elements & Thermal Management

The quenching efficiency of the ZCGZJII-R is driven by its high-precision flame elements, which serve as the ultimate thermal barrier within your pipeline.

  • Instant Heat Dissipation: This flame arrester is equipped with premium flame elements available in either corrugated ribbon or multilayer metal mesh configurations. These precision-engineered matrices act as a massive heat sink, dissipating thermal energy instantly to cool gases below their ignition temperature.

  • Bi-Directional Fire Protection: Our flame elements are designed to quench flame fronts originating from either direction. This bi-directional capability provides versatile installation options, ensuring reliable protection in complex industrial layouts.

Installation:

  1. Remove all flange cover and discard all packaging materials.
  2. Check the seat, the matching flange gasket on the seat surface. It must be clean, flat, scratch-free, corrosion-resistant, tool traces.
  3. Check the gasket to ensure that the material is suitable forapplication.
  4. Lubricate all studs and nuts with proper thread lubricant. If the fastener is a high temperature stainless steel material, a back-grabbing compound, such as molybdenum disulfide, is used.
  5. Inside gasket of bolt ring.
  6. Installing flange of Inline flame arrester shell to butt with flange of pipeline, attention should be paid to the position of lifting handle and top nut of In line flame arrester element to facilitate the removal of In line flame arrester elements in the future.
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Note:

Under normal circumstances, (fire) breathing valve operating pressure to B shall prevail;

Applicable materials: gasoline, kerosene, diesel, aromatics, sulfur, air and other petrochemical materials;

Environment temperature: -40 °C -+60 °C;

Shell material: HT, AL, A3, 18-8, 304, 304L, 316, 316L.

Flange standards: HG20592-97 PN1.0 (also can be produced according to user specified criteria)“Get High-Capacity In-Line Fire Protection at Factory-Direct Prices. Contact Us Now for a Custom Quote.”

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Common Challenges in High-Flow Fire Protection – Answered

Q1: What is the Maximum Experimental Safe Gap (MESG) for the ZCGZJII-R?

A1: Our flame elements are customizable to meet the specific MESG requirements for Group IIA, IIB3, and even Group IIC (Hydrogen) gas groups to ensure precise quenching.

Q2: How does the “R” series differ from standard in-line arresters?

A2: The ZCGZJII-R features an expanded housing that optimizes flow dynamics, allowing for higher discharge capacities with lower pressure drop compared to the ZCZHQ-II series.

Q3: Can the ZCGZJII-R stop supersonic detonations?

A3: No. This model is specifically optimized for deflagrations (subsonic flames). For shockwave-level fire protection, you should install a dedicated detonation flame arrester.

Q4: Is the internal matrix easy to clean if it becomes clogged?

A4: Yes. The modular design allow for quick access to the flame elements, which can be cleaned with steam or compressed air to restore full venting capacity.

Q5: What flange standards can you manufacture?

A5: We manufacture the ZCGZJII-R to be fully compatible with global standards, including ANSI B16.5, DIN, JIS, and GB flange specifications.


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