Product Introduction
Application Scenarios
1. Chemical Products Industry
Large chemical reactors, heat exchangers, and separators
2. Oil / Natural Gas Industry
Deepwater casing, drill stem testing, pumping processes, transportation processes, storage processes, and more
3. Food Processing Industry
Fermentation tanks, heat exchangers, separators, and cryogenic vessels
Core Technologies
Product Model
Single metal construction,no fragments design
Size range: 15mm-400mm
Burst pressure range: 2.5barg-285barg.
Operating ratio 85%
(Max.operating pressure up to 85% of the min.bursting pressure)
Applicable to liquid and gas fluid
Can be in combination with safety valves
Material : SS, Monel, Nickel , Hastelloy C-276 , inconel ,etc
Burst generates fragmen
Size range: 6mm-100mm
Burst pressure: 1-100 barg
Operating pressure up to 70% of rated burst pressure
Vacuum support required for certain vacuum applications
Suitable for gas phase, liquid phase, or gas-liquid two-phase media
Nameplate contains complete parameters of the rupture disc
Burst pressure: 0.02-150barg
Size range: 10mm-1200mm
Operating Range: Can function at ≤50% of rated burst pressure
Advanced Laser-Scoring Technology
No Holder Required
Standard Materials:Cotton-free gaskets/Stainless steel/Fluoropolymer,Custom material options available upon request
Non-fragmentation design
Size：15mm-250mm
Bursting Pressure：2.5barg-195barg
Operate below 90% of the rated burst pressure, which must not exceed the equipment’s maximum allowable working pressure
Full Vacuum Resistance Without Back Pressure Support
Optimized for Gas-Phase Media
Good fatigue resistance
Smooth convex profile minimizes media buildup.
Use of rupture disk in series with safety valves
Standard materials available, specialty materials customizable.
Nameplate carries full technical specifications.
Excellent fatigue resistance under pulsating loads
Operates below 90% of minimum burst pressure
Precision dimple technology ensures reliable opening at set pressure (even with minor damage)
High burst pressure accuracy with tight tolerances
Withstands full vacuum without special design
Fragment-free (can be installed in series with safety valves)
Wide compatibility: gas/liquid/two-phase media
Broad pressure range: from low to high pressure
Size range: 25mm-150mm
Standard material: stainless steel (other materials available)
Fragment-free design
Size range: 25mm-200mm
Burst pressure range: 1barg-30barg
Can operate at up to 90% of the rated burst pressure, with the rated burst pressure not exceeding the equipment's maximum allowable working pressure
Capable of withstanding full vacuum without a back pressure support
Suitable for gas phases
Can be installed in series with a safety valve
Standard materials: Stainless steel, Inconel, Monel, Nickel,Aluminum; custom special materials available
Nameplate includes all parameters of the bursting disc
Size range: 2" (50mm) - 10" (250mm)
Burst pressure range: 0.01barg ~ 10barg
High precision,capable of reliable operation under ultra-low pressure conditions
Bidirectional pressure relief design
Dedicated YDCJ holder
Standard materials available, custom special materials offered
Nameplate includes all parameters of the bursting disk
Fragmentation-free design
Size range: 20mm-300mm(DN15-DN300）
Burst pressure range: 1barg-15barg
Operational at up to 90% of certified burst pressure (not exceeding MAWP)
Full vacuum capability without backpressure support
Suitable for gaseous media
Excellent fatigue resistance
Series installation with safety valves available
Standard materials: SS316, Inconel 625, Monel 400, Nickel 200,Aluminum 6061 (custom alloys optional)
Nameplate includes full burst disc specifications
Fragment-free design
Size range: 15mm-600mm
Burst pressure range: 0.15barg-100barg
Can operate at up to 90% of the rated burst pressure, with the rated burst pressure not exceeding the maximum allowable working pressure of the equipment
Capable of withstanding full vacuum without a backpressure support
Suitable for gaseous, liquid, or gas-liquid two-phase media
Can be used in series with safety valves
Nameplate includes all parameters of the rupture disc
Fragmentation-free design
Size range: 1" (25mm) to 4" (100mm)
Can operate at up to 90% of rated burst pressure, with an optional increase to 95%
Withstands full vacuum without backpressure support
Suitable for gas, liquid, or two-phase mixed media
Standard 0% manufacturing tolerance
Smooth convex media-contact surface prevents product buildup
Installs within standard Tri-clamp/Tri-clover fittings
Standard gasket materials: EPDM, FKM (Fluorocarbon rubber)
FDA-compliant gaskets
Size range: 25mm~400mm
Burst pressure range: 0.2-50 barg
Operating Pressure: Can operate at up to 80% of the calibrated burst pressure
Compatible Media: Gas, liquid, or gas-liquid two-phase media
Maximum Temperature Without Insulation: 200°C
Manufacturing Tolerance: 0% standard
Includes Asbestos-Free Rubber Gasket
Standard Product Features a Metal Steel Casing
Corrosion resistant
Works under 80% burst pressure
Bidirectional bursting
Efficient fracture & relief
±30% pressure tolerance
Mass-producible
Easy handling
Size: 400-1000mm
Large venting area
Adjustable low burst pressure
Suitable for high temperature, corrosive conditions
ldeal for viscous/crystallizing media
Compatible with liquid, gas, or gas-liquid two-phase media
Recommended for phthalic anhydride & acrylic acid industries
Standard materials: Carbon steel/Aluminum/Asbestos-free gasket
Designed for low-pressure systems
Special clamp holder design
Special materials available
Suitable for low or high temperatures
Custom burst pressure options
Other materials, disc types, and inlet/outlet configurations available upon request
Most OEM products can be selected from the following three models
Forward-acting slotted rupture disk
Can be customized to customer-specified dimensions
Standard materials: stainless steel / aluminum / stainless steel
Standard burst pressure is 0.2 barg (customizable between 0.1–1 barg)
Installed on standard flanges or interfaces
Operating ratio :80%
Rupture Disk Device specifically designed for Gas-Insulated Switchgear (GIS)
Rupture Disk Safety Device for High Voltage Switchgear C-GI S
Rupture Disk Safety Devices for instrument transformers and lightning arresters
Compatible only with forward-acting rupture disks
Size range: 1"-12"
Standard Materials: Carbon Steel, 316SS(other materials available upon request)
Recessed holder design: Allows pre-assembly in workshop, protecting the disk during pipeline disassembly.
Dome shielded inside holder: Prevents damage during flange installation
Tool-free disassembly for easy maintenance
Nameplate includes holder specs and flow direction indicator
Compatible only with forward-acting rupture disks
Size range: 1"-12"
Standard Material: Carbon Steel, 316SS (other materials available upon request)
Recessed holder design: Allows pre-assembly in workshop, protecting the disk during pipeline disassembly
Dome shielded inside holder: Prevents damage during flange installation
Tool-free disassembly for easy maintenance
Nameplate includes holder specs and flow direction indicator
Self centering installation: The external design of the holder is coordinated with the flange bolts to automatically position the holder component at the center of the flange.
Line-surface sealing: Using metal line surface sealing to increase the sealing ability between the bursting disk and the holder, preventing medium leakage problems.
Compatible with multiple flanges: Standard sizes can be adapted to HG Chemical Department, ANSI American Standard, JIS Japan and other standard flanges.
Easy installation: PS-YJ/PS-LJ type holder to assemble the bursting disk with the clamp in advance, and only install it between the flanges on site, avoiding on-site installation and damage to the bursting disk. The installation steps and later replacement are more convenient.
Size range: 1"-24"
Instant alarm activation minimizes downtime.
Compatible with metal/graphite Burst Disk or safety valves in series.
Direct installation in standard pipelines—no holder required.
Low operating cost.
Zero backpressure maintained when rupture disc is intact (vented to atmosphere)
Relief valve closes automatically upon disc activation
Outlet can be piped to recovery tank
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