Indian refillable PKL gas cylinder, 0.25 kg - blue color

Indian refillable PKL gas cylinder 0.25 kg

Indian industry pkl company

Obtained the Saudi Quality Mark (C)

What is the thickness of the metal from which the cylinder is made? 1.45 mm for a 0.25 kg cylinder

What is the method of welding a mixture of copper and bronze in a continuous convection oven with a protective atmosphere?

What is the type of safety valve in the cylinder? In the event of an explosion, the automatic shut-off safety release valve opens between 22-30 bar and closes when it is higher than 20 bar.