Detailed Product Description Specification of the needle valve:NPS: 1/4"-2"Pressure: Class 150lbs-2, 500lbsMaterial: A105, SS304, SS316Connection end: SW, BW. Thread, NPTMedium: Water, oil, gas.ASME B16.34Test: API598.Original place : ChinaPacking: Plywood casePayment: T/T or L/C All our valves are 100% tested by our factory.