+86 13206380520
Back Pressure Regulator
These precision pressure regulators feature 1/4" NPT(F) threads, piston/diaphragm structures, and panel/wall mounting. With SS316L/SS304 bodies, diverse pressure ranges (-40°F~165°F temp tolerance), low leak rates, and lightweight builds (0.9-2kg), they ensure accurate, safe control for industrial applications.
Category:
Laboratory Gas Piping Engineering
key word:
| Model | Features | Materials of Construction | Specifications |
| R71 | Hard seal design between body and diaphragm Body thread: 1/4" NPT(F) Four different control pressure ranges available Sensing element design ensures accurate pressure control Panel or wall mounting available | Body: SS316L, nickel-plated brass Bonnet: SS304, nickel-plated brass Valve seat: PCTFE, PEEK Diaphragm: SS316L | Control pressure max.: 250 psig Control pressure: 0~25 psig, 0~50 psig, 0~100 psig, 0~250 psig Proof pressure: 1.5 times the maximum input pressure Operating temperature: -40°F~+165°F (-40°C~+74°C) Leak rate: 2×10⁻⁸ atm cc/sec He Cv: 0.08 Weight: 0.9 kg |
| R72 | Safe and precise piston-type structure Body thread: 1/4" NPT(F) Three different control pressure ranges available Sensing element design ensures accurate pressure control Panel or wall mounting available | Body: SS316L, nickel-plated brass Bonnet: SS304, nickel-plated brass Valve seat: PCTFE Seal: Viton® | Control pressure max.: 800 psig Control pressure: 0~250 psig, 0~500 psig, 0~800 psig Proof pressure: 1.5 times the maximum input pressure Operating temperature: -10°F~+165°F (-23°C~+74°C) Leak rate: Bubble test Cv: 0.08 Weight: 1 kg |
| R73 | Safe and precise piston-type structure Body thread: 1/4" NPT(F) Five different control pressure ranges available Low-torque pressure setting Sensing element design ensures precise pressure control Panel or wall mounting available | Body: SS316L, nickel-plated brass Bonnet: SS304, nickel-plated brass Valve seat: PCTFE O-Ring: Viton® | Control pressure max.: 6000 psig Control pressure: 5~500 psig, 10~1500 psig, 15~3000 psig, 25~4000 psig, 50~6000 psig Proof pressure: 1.5 times the maximum control pressure Operating temperature: -10°F~+165°F (-23°C~+74°C) Leak rate: Bubble test Cv: 0.1 Weight: 2 kg |
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Phone
+86 13206380520
roy.gao@restalabfurniture.com
Contact Address
Building C-45, Liandong U Valley, Huaguan Road 869, Hi-Tech Development District, Qingdao City, Shandong Province, China
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What makes us different from other suppliers?
Established in 2014, we specialize in laboratory engineering, cleanroom systems, ventilation, gas supply, and customized laboratory furniture.
Professional Manufacturer
We maintain rigorous quality control across every stage—from planning and design to fabrication and installation.
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Resta Lab has been committed to delivering professional, safe, and high-quality laboratory environments for scientific research, industrial production, pharmaceuticals, biotechnology, and other sectors.
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We are certified by CE, ISO, SEFA, SGS, and ASHRAE, ensuring our solutions meet the highest global benchmarks for safety, sustainability, and performance.
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