mirror finish lapping valve core and seat

{"cid":"91190399","title":"Wear-Resistance and Corrosion Resistant Tungsten Carbide Valve Core and Seat with Mirror-Finish Lapping","imgUrl":"https:\/\/img.chinax.com\/nimg\/b9\/90\/bd3fd6cfe36d0872d29db4cbd602-200x200-1.jpg","attrs":{"Price":"Negotiation","Brand Name":"Sanxin","Model Number":"SX-2292","Minimum Order Quantity":"1 set","Certification":"ISO9001","Place of Origin":"China","Payment Terms":"L\/C,T\/T","Supply Ability":"10000pcs\/month","Material":"Tungsten Carbide","Bindercontent":"Cobalt 6-12%","Working Temperature":"-200\u00b0C ~ +800\u00b0C","Toughness":"Moderate to High","Chemical Resistance":"Resistant to most acids and alkalis","Thermal Conductivity":"70 - 100 W\/m\u00b7K","Magnetic Properties":"Non-magnetic available","Categories":"Tungsten Carbide Processing","Customization":"Available according to client specifications"}}

{"cid":"91225453","title":"Double Eccentric Flanged Soft Seal Butterfly Valve DN125 PN16 with 316 Cast SS and Worm Gear for Aquaculture","imgUrl":"https:\/\/img.chinax.com\/nimg\/cc\/ec\/05cabf8dbc90ffe34b05ec3d4231-200x200-1.jpg","attrs":{"Price":"100USD","Brand Name":"YuGong","Model Number":"D342F-16R-DN125","Minimum Order Quantity":"1","Delivery Time":"20 days","Design Standard":"API 609, ASMEB16.5,EN593,GB\/T12238,JB\/T8527","Operator":"Manual,Pneumatic,Hydraulic,Electric","Packaging Details":"Select the appropriate wooden crate based on the valve's design","Payment Terms":"L\/C,D\/A,D\/P,T\/T","Stem packing":"PTFE,EPDM,WCB,SS,Graphite,Hard treatment(Stellite,Cr),Low leakage,Lip seal,etc.","Connection":"Wafer, flange, lug, Butt-welded","Place of Origin":"China","Size":"DN50-DN1600","Supply Ability":"1000pcs\/Mon","NDT":"UT,RT,PT,MT","Certification":"CE,API 607,API 609\uff0cISO,TS,EAC"}}