BALL VALVE SIZE: 1/2"-4" Certificate: ISO9001, CE material: brass body , brass ball , steel handle Packaging & DeliveryPackaging Detail:box , carton ... Certificate: ISO9001, CE material: brass body , brass ball , steel handlebrass ball valve 1)Code: BT10552)size:1/4"-4"3)Certificate ... Fegular checking on line from production in each workshop, one special inspector inspect the goods in random during the ...