空气压力操作的Y类型的蒸汽阀陷阱

Fisher Pneumatic Diaphragm Operated Y Type Steam Trap/Drain Valve Pressure range from ASME 300# to 4500# Temperature range from -100°F to 1200°F Design features: 1.Threaded bonnet, can be designed to be welded or removable structure 2. Body and bonnet joint accurately machined. 3.Secondary throttling face design which reduces the erosion of sealing surface. 4. Intergral overlaying welding type seat. 5. Inclined stem and optimal runner design make the medium flowing as linear pattern. 6.Special heat emission plate design structure. 7. Electric or pneumatic actuator is optional. Nominal Diameter inch mm Cv 1/2" 15 4.4 3/4" 20 6.4 1" 25 11 1-1/4"3217.6 1-1/2" 40 27.5 2" 5044 2-1/2" 65 69 Technical Specification Design and Manufacture SpecificationsASME B16.34Flange EndsASME B16.5Socket welding EndsASME B16.11Butt-welding EndsASME B16.25Inspection & TestJB/T3595, API598MaterialsANSI/ASTM Choice of High-Temperature Alloy Steel Materials No.NamesMaterials1BodyF222DiscF223Seal gasket316 high flexible graphite4Stuffing boxF225BoltASTM B76NutASTM A29 10457StemF228Packing gasketASTMA276 4109LocknutASTMA276 41010Steel ballF30411GlandASTM A276 41012Packingwithin Stainless steel Flexible graphite13Pressing sleeveASTMA276 410 Choice of Carbon Steel MaterialsNo.NamesMaterials1BodyA1052DiscA1053Seal gasket316 high flexible graphite4Stuffing boxA1055BoltASTM B166NutASTM A29 10457StemASTMA276 4108Steel ballASTM A276 4109LocknutASTMA276 41010Pressing sleeveASTMA276 41011GlandASTMA276 41012Packingwithin stainless steel flexible graphite13Packing gasketASTMA276 410Note: Other materials are available upon request.