High purity helium, helium balloon factory direct 13401098720

Cylinders and processing parameters: (1) heat treatment: normalizing two nominal working pressure: 15MPa 3 hydrostatic test pressure:. 22.5MPa 4 tightness test pressure:.. 15MPa 5 cylinder design wall thickness: 5.7mm 6 actual weight. : 50.5Kg 7 actual water volume:. 40L 8 Product Standard:. GB5099-94 9 cylinder label:. A9046-0886 Tel: 13401098720 cylinders use a cylinder using and testing in compliance with the State Quality and Technical Supervision "cylinders. Safety Supervision "requirement. 2 cylinders not near the fire, shall be subjected to sunlight, and the flames from the general should not be less than 10 meters, gas cylinders shall not be hit. 3 bottles of cylinders is prohibited contaminated grease. 4 gas cylinders inside are not all used up, it should remain a residual pressure of not less than 0.04MPa. 5 cylinder filling pressure shall not exceed the specified pressure. 6 to always put on a helmet, a protective valve. 7 cylinders once every 3 years (except in special circumstances) make appearance inspection and pressure test, the test may continue to be used after passing inspection in inflatable units.