Oil Pressure Line

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Originally Posted by Steeveedee

Oil pressure lines, iirc, are steel from the factory. Copper work hardens and gets brittle and cracks.

This is not always true. The refrigeration copper tubing that I use for my oil lines does not work harden. It is specifically made for refrigeration applications where there is a lot of vibration and other movement....

Copper tubing Specs

Product Details. This MUELLER INDUSTRIES copper refrigeration tubing easily connects air conditioning and refrigeration equipment.• Connect using sweating or flare fittings• Copper tubing is nitrogen purged to reduce contaminants

Technical Specs: Item Copper Tubing. Tube Material Copper. Tube Size 1/8". Inside Dia. 0.065". Outside Dia.1/8". Wall Thickness 0.030". Max. Pressure 3074 psi. Tube Length 50 ft. Copper Tube Type ACR. Copper Tube Shape Coil. Soft/Hard= Soft. Application Refrigeration. Copper Tube Coating None. Temp. Range 100 Degrees to 400 Degrees F. Standards ASTM B280, ANSI B9.1
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