Next-generation energy compatible! Inline-type frame arrester
■Hydrogen gas (Group 2C) compatible type - Hydrogen gas is classified as explosion group 2C*, making it highly flammable, with the potential for explosion from even a small ignition source, necessitating appropriate safety measures. *The highest classification for explosive gases. - Compatible with gases from explosion groups 2A, 2B3, 2B, etc., other than group 2C. - The screw connection type is compatible with 2A. ■Prevention of flame escape from bidirectional external ignition sources - Prevents flame propagation during fires occurring inside and outside the plant, mitigating the risk of serious secondary disasters. - The entrance and exit are designed to prevent flame escape from both directions. - Can be installed and used in both horizontal and vertical orientations. ■Uses a clean ribbon-type flame extinguishing element - The clean ribbon (wave-structured component) consists of alternating layers of thin metal wave plates and flat plates of the same material, creating gaps determined by the gas used. ■Complies with international standard ISO16852 - Our clean ribbon-type flame arrestor is tested with the test gases specified in ISO16852. - Performance verification tests are conducted in accordance with ISO16852:2016. ■New lineup of Rc1 and Rc1/2 screw connection types - Conducted "flame extinguishing performance tests" at our in-house testing facility. - Compatible with explosion group 2A.
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basic information
■Flange Connection Type Combustion Type: Detonation/Deflagration Main Body Material: SCS13/SCS14/SCS16 Connection Standards: JIS10K-FF/JIS10K-RF/JPI150Lb/JPI300Lb Main Body Size/Connection Diameter: 15A/20A/25A/40A/50A/80A/100A/150A ■Screw Connection Type Combustion Type: Detonation/Deflagration Main Body Material: C3604B/SUS304/SUS316/SUS316L Connection Standards: Pipe Tapered Male Thread/Pipe Parallel Male Thread Main Body Size: 10A/15A/20A/25A/40A/50A Connection: Rc(G)3/8 / Rc(G)1/2 / Rc(G)3/4 / Rc(G)1 / Rc(G)1-1/2 / Rc(G)2
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Applications/Examples of results
A backfire prevention device installed in the middle of oil storage tanks and flammable gas lines to prevent ignition of the oil storage tanks due to fires and backfire in the flammable gas piping.
Detailed information
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◆ The entrance and exit are designed to prevent flame escape from both directions. ◆ Can be installed and used in both horizontal and vertical directions. ◆ The blockage of the clean ribbon element due to moisture freezing in winter can impair the original function of the frame arrester, so it is necessary to take measures to prevent freezing.
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Company information
NIIKURA was established in 1950 with the aim of designing, manufacturing, and selling ship equipment. Since then, we have dedicated ourselves to contributing not only to the shipbuilding industry but also to various sectors such as chemicals, petroleum, and electronics, continuously honing our skills as a manufacturer. During this time, we have received high praise both domestically and internationally, which has allowed us to build the trust and achievements we have today, for which we are deeply grateful to our users for their warm support and understanding. Moving forward, we will continue to focus on our core business of product creation as a manufacturer, striving for technological and product improvement, dedicating ourselves to cost reduction and stable supply, and, though modestly, giving back to related industries. We sincerely ask for your continued guidance and patronage.