high pressure valves are generally not made of copper. they are usually steel or brass.. Also copper usually has a smooth finish. brass usually has a rough mold surface. copper is much softer then brass.
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high pressure valves are generally not made of copper. they are usually steel or brass.. Also copper usually has a smooth finish. brass usually has a rough mold surface. copper is much softer then brass.
"anyone who thinks scrappin is easy money ain't doin it right!"
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