Drop An Acidic Reagent On The Surface Of The Stainless Steel Tee To Test The Quality
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Drop an acidic reagent on the surface of stainless t fitting. If the surface of stainless tee fitting does not change color, it is 304 material. If the surface of steel pipe tee turns black or other colors, it means that the material of steel t pipe does not meet the standard of stainless steel.
