underpressure flow stopping live main drilling

{"cid":"91223471","title":"PE100 Electrofusion Balloon Saddle | 2.5\" Male Thread for Underpressure Flow-Stopping & Live-Main Drilling | 4mm Auto Pin | Water PN16 \/ Gas 10 Bar | 2\" Brass Plug Seal on DN90-250 Gas & Water Mains","imgUrl":"https:\/\/img.chinax.com\/nimg\/13\/1e\/88f1309df331e4895c6d4923e291-200x200-1.jpg","attrs":{"Price":"FOB Shanghai \/ Ex-Works \u2014 USD\/pc, depends on size & quantity","Brand Name":"Fusamatic","Model Number":"Electrofusion Balloon Saddle","Minimum Order Quantity":"100 pcs\/ Negotiable","Delivery Time":"20\u201335 days after deposit received (sample: 3\u20137 days)","Thread Size":"2.5\" Male (External)","Pin Type":"4.0mm Fusamatic Automatic","Certification":"Certificate - AWT FUSION (PC002187)","Material":"PE100 Black Polyethylene","Packaging Details":"Polybag \u2192 export carton \u2192 wooden pallet; large sizes in plywood crate","Payment Terms":"T\/T,Western Union","Outlet Size":"63 mm","Place of Origin":"China","Pressure Rating":"Water PN16 \/ Gas 10 Bar","Main Size":"DN90 \u2013 DN250 mm","Supply Ability":"50,000 pcs \/ Month"}}

{"cid":"91198593","title":"API 6A Alloy Manual Mud Gate Valve For Oilfield Drilling","imgUrl":"https:\/\/img.chinax.com\/nimg\/99\/df\/18349a5574074a918a82b21b2371-200x200-1.jpg","attrs":{"Price":"To be negotiated","Brand Name":"ATO","Minimum Order Quantity":"1 sets","Delivery Time":"To be negotiated","Power":"Manual","Material Class":"AA,BB,CC,DD,EE,FF,HH","Working Temperature":"below 46 degree to 121 degree(Class LU)","Material":"Alloy","Structure":"Gate","Certification":"API","Place of Origin":"CHINA","Payment Terms":"L\/C,T\/T","Supply Ability":"100 Piece\/Pieces per Day","Packaging Details":"wooden box","Specification level":"PSL1-4","Certificate":"API 6A","Application":"oilfield"}}

{"cid":"91193353","title":"API 6A Mud Gate Valve Metal Seal For Well Flow Control","imgUrl":"https:\/\/img.chinax.com\/nimg\/3c\/3a\/c955cf8c9d1197a38c58328f717c-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"JC Wellhead","Model Number":"4 1\/16\" mud gate valve","Minimum Order Quantity":"1 set","Delivery Time":"30-45 days","Certification":"API 6A","Place of Origin":"China","Payment Terms":"T\/T, L\/C, D\/P","Supply Ability":"300 sets \/ month","Packaging Details":"Polywood case for land, air, ocean shipment","Application":"Oil & Gas Well Drilling Operation","Usage":"Wellhead flow control","Material":"DD-NL","Production Level":"PLS 3","Temperature Class":"U","Standard":"API 6A","Product name":"Mud gate valve","Working pressure":"10000 psi","Specification":"4 1\/16\"","Connection":"Flange \/ Screw"}}

{"cid":"91191266","title":"API 6A Mud Gate Valve 2\" Fig 1502 15000 Psi Forged Steel Gate Valve","imgUrl":"https:\/\/img.chinax.com\/nimg\/26\/bb\/5db18d80879e6967efecb0c7d106-200x200-1.jpg","attrs":{"Price":"USD150-800\/piece","Brand Name":"","Model Number":"1 13\/16\"\uff5e7 1\/16\"","Minimum Order Quantity":"1 piece","Delivery Time":"15-30 work days","Certification":"API 6A","Place of Origin":"China","Payment Terms":"L\/C, T\/T, Western Union, MoneyGram","Supply Ability":"500 pieces per month","Packaging Details":"Export Wooden Case","Product Name":"API 6A Mud Gate Valve 2\" Fig 1502 15000 Psi Forged Steel Gate Valve","Keywords":"Mud Valve","Size":"1 13\/16\"\uff5e7 1\/16\"","Working Pressure":"2000psi ~ 15000psi","Working Temperature":"-46\u2103\u2014121\u2103","Material Grade":"AA\u3001BB\u3001CC\u3001DD\u3001EE\u3001FF\u3001HH","Specification Grade":"PSL 1- PSL4","Connection":"Butt welding, flange, union"}}