Forged Steel Y Pattern Pressure Seal Check Valve (H61Y)

Specifications: ？ ？ 1.？？？？？Y pattern body ？ ？ ？ 2.？？？？？Pressure seal bonnet ？ ？ ？ 3.？？？？？Piston lift type, ？？ ？ ？ ？Ball type？is available？ ？ ？ 4.？？？？？Guided Disc in valve body provides accurate sealing alignment ？ ？ 5.？？？？？Socket weld ends: ASME B 16.11 ？ ？ ？Threaded ends: ANSI/ASME B 1.20.1 ？ ？ ？Butt-welded ends: ANSI B16.25 ？ ？ ？6.Structure feature: ？ ？ ？A threaded and pressure seal bonnet.Y-type .T-type 7.？？？？？Forged Steel Check Valves conform to MSS-SP-118 and ASME B 16.34. ？ ？ ？ ？ ？ ？ ？ Each valve is tested in accordance with API 598, and marked per MSS SP 25. ？ ？ ？ 8.？？？？？Main materials: A105, LF2, F5, F22, F304, F316, F347, F321, F51, Monel, ？ ？20# Alloy Y-Pattern check valves are available in three bonnet designs.The first design is the Bolted Bonnet, with male-female joint, spiral wound gasket, made in F30L/graphite.Ring joint gaskets are also available on request.The second design is the welded bonnet, with a threaded and seal welded joint.On request a full penetration strength welded joint is available.The third design is the pressure seal bonnet, with a threaded and pressure seal bonnet joint.？ The Y-Pattern valves are available in globe and check design configurations.？ Gate Valve Design Construction and Specifications？ Y-Pattern globe and check valves conform to ANSI B16.34.Each is tested according to API598, and markings are per MSS SP-25.？ Construction is as follows:？ .Full Port？ .Piston and ball check？ .Spring available on request？ .Loose solid disc？ .Two piece self-aligning packing gland？ .Integral back seat？ .Outside Screw and Yoke(OS&Y)？ .Bolted bonnet with spiral-wound gasket, threaded and seal welded bonnet or threaded and pressure seal bonnet？ .Socket weld ends to ASME B16.11？ .Screwed Ends(NPT) to ANSI/ASME B1.20.？ Inner Packing:？ Plastic Packing？ Outer Packing:？ Veneer case for sea transportation ？