Zhejiang Huaershi Auto-Control Valve Instrument Co., Ltd.  

Product Name: Double Acting Pneumatic Flanged Check Valve Model NO.: HVZ640(H/Y)-PN16-40 Application: Industrial Usage, Water Industrial Usage, Household Usage Standard: GB/ANSI/JIS Usage: Regulation, Safety, Flow Control Thread Position of Valve Rod: Inside Gate Valve Seal Surface: Parallel Gate Valve Actuator: Pneumatic Pressure: Ordinary Pressure Connection Form: Flange Material: Carbon Steel Type: Straight-through Acting Type: Double Acting Trademark: HES Transport Package: Export Wooden Box Specification: DN50-800 Origin: Zhejiang Product Description Pneumatic Flanged Check ValveTechnical Specification:Design ReferenceGBANSIDesign StandardGB/12237ANSI B16.34Wafer ConnectingGB/12221ANSI B16.10Connecting Flange SizeGB/9113; JBT79ANSI B16.5Test&InspectionJB/T9002API 598Specification:*Note:The main parts and seal ring materials of ball valve can be changed for practical working environment or user's special requirementHESQ&A:1:Are you a factory or a trading company? We are a facory2: Which country do you export to? We can export to any country according to buyer'sneed3: Do you accept the customized order? YES!4: What advantages do you have? Our factory starts from 1989. We are the first pneumatic factory of wenzhou(the valve cityof China). We can promise the good quality of actuator and give you the reasonable factory price.5: Will you responsible for the installation of valve and actuator? YES! If you give us a decent order, it will be free.