Snabbkoppling övergång 3/8" till 1/4"
Generell produktinformation från tillverkaren:
Working Pressure and Temperature Range
Super Speedfit fittings are suitable for the following pressures and temperatures.
Temp. | Pressure |
| Air | 5/32" – 5/16"
4mm – 8mm | 3/8"- 1/2"
10mm – 22mm |
| -20°C | 16 Bar | 10 Bar |
| Potable Liquids and Air | | |
| +1°C | 16 Bar | 10 Bar |
| +20°C | 16 Bar | 10 Bar |
| +65°C | 10 Bar | 7 Bar |
Tube Tolerances
Super Speedfit fittings are offered for tubes with outside diameters to the following tolerances.
Size (inches) | 5/32" – 3/16" | 1/4" – 1/2" |
Tolerance (inches) | +0.001 / -0.003 | +0.001 / -0.004 |
Size (mm) | 4mm – 5mm | 6mm – 22mm |
Tolerance (mm) | +0.05 / -0.07 | +0.05 / -0.10 |
Maximum Torque Values for Plastic Threads BSP, BSPT & NPT.
Plastic threads are not generally as strong as brass threads. Customers and end users should be aware of this when choosing products for their applications. Over-tightening of plastic threads will cause undue stress and eventual cracking and leakage. The maximum torque figures for BSP and BSPT threads used in John Guest fittings in mating threads conforming to the relevant BS or International thread standards.