Rupture Discs / Holders
Our rupture discs provide reliable pressure relief in sensitive applications. Whether hygienic, bidirectional, or tension-loaded – we offer suitable solutions for a wide range of requirements. Combined with the appropriate holders, they ensure maximum safety and easy handling.
Reverse-Acting Rupture Discs
High-Performance Rupture Discs (Laser Technology)
Media: Liquids, gases, vapors
Nominal sizes: DN20 – DN300
Pressure range: 0.5 – 41 barg
Mechanically Scored Rupture Discs
Media: Liquids, gases, vapors
Nominal sizes: DN25 – DN1,000
Pressure range: 0.25 – 103 barg
Rupture Discs for High Pressures and Large Nominal Sizes
Media: Liquids, gases, vapors
Nominal sizes: DN25 – DN600
Pressure range: 0.25 – 103 barg
Material
316 / 316L (1.4401 / 1.4404), Hastelloy C276 (2.4819), or Inconel 625 (2.4856)
Rupture Discs for the Protection of Safety Valves
Media: Liquids, gases, vapors, two-phase flow
Nominal sizes: DN25 – DN200
Pressure range: 0.7 to 19 barg
Material
316 / 316L (1.4401 / 1.4404),
Hastelloy C276 (2.4819),
Inconel 600 (2.4816),
Monel 400 (2.4360 / 2.4361),
Nickel 200/201 (2.4060 / 2.4061 / 2.4066 / 2.4068),
Tantalum
Hygienic Reverse-Acting Rupture Disc
Developed for sterile and aseptic applications in the biotechnology and pharmaceutical industries.
Thanks to its crevice-free design, the rupture disc is suitable for CIP/SIP processes and is also ideal for use in the food and beverage industry. Versions are available for direct installation between Tri-Clamp connections according to DIN 32676, ISO 2852, and ASME BPE standards.
Media
Liquids, gases, vapors
Nominal sizes DN25 – DN100
Pressure range 0.7 – 19 barg
Material
316 / 316L (1.4401 / 1.4404), Hastelloy C276 (2.4819)
Product-Contact Elastomers
Compliant with FDA, USP Class VI, 3-A standards, ADI-free, and BSE-/TSE-free
Tension-Loaded Flat Composite Rupture Disc
Media
Liquids, gases, vapors
Nominal sizes DN40 – DN600
Pressure range 0.07 – 1.0 bar
Material
316 / 316L (1.4401 / 1.4404)
Product-Contact Elastomers
PTFE, EPDM, Viton, Silicone, Custom configurations available
Bidirectional Hygienic Rupture Disc
Media
Gases, vapors
Nominal sizes DN80 - DN200
Pressure range A High-pressure direction: 2.8 - 10 bar
B Low-pressure direction: 0.2 - 0.5 bar
Material
316 / 316 (1.4401 / 1.4404)
Tension-Loaded Composite Rupture Disc
Media
Liquids, gases, vapors
Nominal sizes DN25 – DN600 (up to DN1200 on request)
Pressure range 0.1 – 410 bar
Material
316 / 316L (1.4401 / 1.4404), Hastelloy C276 (2.4819)
Inconel 600 (2.4816), Monel 400 (2.4360 / 2.4361)
Nickel 200/201 (2.4060 / 2.4061 / 2.4066 / 2.4068), Aluminium 1100
Also available with coatings such as silver, tantalum, and FEP sealing foil.