By fluid
Cryogenic Fluids
LN₂ · LNG · approx −196 °C — metal clamps only
Temperature−196 / −100 °C
Max. pressure16 bar
Standards3
Material compatibility
| PPPolypropylene−20/+100 °C | PAPolyamide 6/66−40/+120 °C | NBRNitrile Rubber−40/+100 °C | PVDFPVDF (Kynar®)−40/+150 °C | MetalMetal (Al/Steel)−196/+425 °C | |
|---|---|---|---|---|---|
| Cryogenic fluidsLN₂, LNG — approx −196 °C | D | D | D | D | A |
| ⚠ All polymer inserts embrittle at cryogenic temperatures and must not be used. Only metal tube clamps (WQM series) are suitable for LN₂ / LNG service. | |||||
A — ExcellentB — GoodC — LimitedD — Not recommended
Full compatibility matrix Fluid variants
Liquid nitrogen (LN₂)
−196 °C, 1–16 bar
Most common cryogenic medium
Liquefied natural gas
LNG, −162 °C
Austenitic SS 316L required
Applicable standards
EN 13458Static vacuum insulated vessels — design and manufactureASME B31.3Process piping — cryogenic service requirementsBS EN ISO 21009Cryogenic vessels — LNG land vehicles and fuel systems