GAUGE ROOT VALVES, • Available in SS316, all wetted parts in accordance with NACE MR01-75 • Heat Code Traceable to certified material test report • Rolled and plated threads for greater strength and smoother operation. • Packing below the threads prevents lubricant washout. • Bar Stock Body straight pattern • 12" and 34" Male to 12" Female end connections • 12" Female gauge port standard • Non rotating self centering stem tips • Every valve is factory tested