High-Pressure Threaded Fittings rau Compressed Gas

* Tsim los tswj cov kev siv vuam siv siab, cov fittings no feem ntau siv los txuas

lub siab regulators rau compressed roj tso tsheb hlau luam los yog lub tog raj kheej. Fittings tseem hu ua CGA (Compressed Gas Association) fittings. Lawv yog tooj dag rau zoo corrosion kuj.