AS 1528.2:2019 pdf free.Stainless steel tubes and tube fittings for food processing and hygienic applications Part 2: Screwed tube couplings. 1.7 Surface finish 1.7.1 External surfaces The external surfaces of the components shall be finished smooth by machining or polishing or both. The fittings, including the threads, shall be free from burrs. 1.7.2 Internal surfaces The product-contacting surfaces of the...
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