Tubing joints shall be made with either a single or a double flare of the proper degree, as recommended by the tubing manufacturer, or with other listed vibration-resistant fittings, or joints may be brazed with material having a melting point exceeding 1,000 degrees Fahrenheit (537.8 degrees Celsius). Metallic ball sleeve compression-type tubing fittings shall not be used.
Cal. Code Regs. Tit. 25, § 4522.5
Note: Authority cited: Section 18015, Health and Safety Code. Reference: Section 18025, Health and Safety Code.