#36 – Fire Sprinkler Head Guards: Protect Your Fire Sprinklers November 25, 2022January 22, 2016 Head guards are required for damage-prone fire sprinklers, but careful selection is required Physical damage to a fire sprinkler head is the most common reason for a fire sprinkler to unnecessarily discharge. Whether it’s a rogue basketball in a school […]
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#342 – Backflow Preventer vs. Check Valve: What’s the Difference? April 28, 2020 Backflow preventers offer the best protection against contamination of city water supplies A check valve provides a basic form of backflow prevention, preventing water from flowing in the wrong direction. National Fire Protection Association (NFPA) model codes and standards require them in
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#310 – Marine Fire Protection for Boatyards, Piers, & Storage Facilities December 26, 2019 Learn the marine fire protection requirements in NFPA 1, NFPA 303, and NFPA 307 Superyachts are the playgrounds of the world’s wealthiest individuals. These vessels, which often cost hundreds of millions of dollars, can come equipped with everything from helicopters, multiple
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#183 – How to Write a Scope of Work for Fire Sprinkler Services May 14, 2019 Building owners and facilities managers should write a scope of work that’s specific, measurable, and based off of NFPA 25 Building owners or managers who hire a contractor to conduct the inspection, testing, and maintenance (ITM) on a fire
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#233 – What is a Fire Riser Room? IFC and NFPA Requirements June 7, 2023July 23, 2019 When seconds count during an emergency, they provide easy access to fire protection system controls and equipment Most people hurry past it in the building they live or work in without giving it a second thought. But as
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Purpose Of Drum Gear Coupling The Drum Gear Coupling is a specially designed advanced Gear Coupling. Its outer teeth are made into a sphere, with the center of the sphere on the axis of the gear. The teeth clearance is slightly larger than the general products and can transfer a greater torque and allow greater
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Rolling Mill Universal Shaft Head The Cardan Universal Coupling uses cross bearings to connect the flanges at both ends, which can transmit torque that is not on the same axis. The diagonal compensation can reach more than 25°, and the spline connection can compensate for the axial displacement in a large distance. With high carrying
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Cross Shaft Universal Couplings Manufacturing The Cardan Universal Coupling uses cross bearings to connect the flanges at both ends, which can transmit torque that is not on the same axis. The diagonal compensation can reach more than 25°, and the spline connection can compensate for the axial displacement in a large distance. With high carrying
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Steel Toothed Coupling The Drum Gear Coupling is a specially designed advanced Gear Coupling. Its outer teeth are made into a sphere, with the center of the sphere on the axis of the gear. The teeth clearance is slightly larger than the general products and can transfer a greater torque and allow greater angular displacement,
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Diaphragm Coupling With Keyway Diaphragm Coupling is a kind of high-performance metal Flexible Coupling, which compensates axial and angular displacements by the deformation of elastic diaphragm while transferring torque. It features with compact structure, large transmission torque, long service life, maintenance-free, high temperature resistance, acid and alkali resistance, and corrosion resistance, suitable for shafting transmission
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