Brass Compression Fitting For PEX Pipe

Welding General requirements: Ensure that line do not leak, welding line horizontal flat vertical welding liquid evenly distributed in the weld. Ensure the function of each component is in good condition, pay attention to the direction of the valve parts.1. The copper pipeA. tools: pipe cutting knife, tape measure, line number, fileB. steps;(1) the size of the according to your drawings and pipe diameter, and the length of the tape quantity take corresponding, and thread under notes no (2) after the coarser copper pipe to the fixed position, then use cutter to be removed, to ensure the cutting mouth level, not out of shape(3) the cutting burrs and smooth mouth with file with a clean cloth to wipe2. The weldingA. tools: welding torch, acetylene cylinder, oxygen, nitrogen cylinderB. steps;1) check whether the amount of oxygen and acetylene cylinder inside enough(2) according to the drawing requirements for welding(3) when soldering the solenoid valve, should be removed by the coil in the electromagnetic valve, in case of destruction, and pay attention to the flow direction(4) welding other components, such as the liquid mirror, expansion valve, check valve, etc should be paid attention to during welding heat damage, can unload the detachable parts when necessary, with wet cotton cloth wrapped by welding the body(5) during welding in the welded pipe shall be low ammonia, prevent oxidation(3) after welding, cooling, with dry hydrogen gas, oxides and welding slag cleaning tube

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