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Ask three people to explain the difference between API 607 and API 608 and you will usually get thr...
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If a specification on your desk asks for a valve with a particular "API 598 leakage class", you hav...
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Trapped air is one of the most common and least visible problems in a water line. It hides at high ...
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Ask five people on the same piping job what "A182 material" means, and you will usually get five an...
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A 2 way check valve is one of those phrases that points in two directions at once. In water and HVA...
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If a pipeline needs fast shutoff in a tight space, the plug valve is often the first quarter-turn d...
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Ask three people to explain the difference between API 607 and API 608 and you will usually get three different answers, because the two documents tend to appear side by side on a specification sheet as though they were...
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