Yellow Indian PKL gas cylinder 1.25kg

Description / PKL Indian refillable gas cylinder 1.25 kg Indian industry PKL company holding the Saudi quality mark (G) what is the thickness of the metal used in manufacturing the cylinder 2 mm for the 1.25 kg cylinder what is the welding method a mixture of copper and bronze in a continuous thermal oven with a protective atmosphere what is the type of safety valve in the cylinder in case of explosion it opens the automatic closing safety release valve between 22-30 bar and closes when it is higher than 20 bar