|HORIZONTAL OIL POTS|
Hanson Oil Pots has to meet Cal/OSHA Safety Orders Title 8, Article 2, Section# 458 rules for ammonia vessels. This includes at least spot x-ray, .1875" minimum material thickness and stress relieving the heads before fabrication. Ours are rated for 350# working pressure at -50 degrees F, by post weld stress relieving the entire vessel.
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