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详细内容 Dear sir or madam Thanks for your kind attention.We are a big provider ofwater meter and related accessories (such as: water meter boxes, curbs,saddles, valves, and etc) to our governmental water and water waste companies.Our necessary details that Iranian governmental offices need for water metersare:Multi jet dry or semi dry water meter systems forcold or hot water(max temperature for cold water50 Celsius degree and for hot water 90 Celsiusdegree) class B or C with followingconditions:1-Qs(starting flow rate) for DN 15:6 lit/h, DN 20: 10 lit/h and DN 25 :15 lit/h2-Qmin for DN 15:15 lit/h, DN 20: 25 lit/h and DN 25: 35 lit/h3-Qt :for DN 15: 22.5 lit/h, DN 20: 37.5 lit/h and DN 25: 52.5 lit/h4-Qn :for DN 15: 1500 lit/h, DN 20: 2500 lit/h and DN 25: 3500 lit/h5-Qmax: for DN 15: 3000 lit/h, DN 20: 5000 lit/h and DN 25: 7000 lit/h6-Dimensions as ISO 4064 : Example : for DN 15 = L:165 mm (without connector)LB:(with connector) 243mm , D(connecting diameter):G3/4 B, and same as ISO 4064-2005 for other sizes.7-Nominal pressure: 16 bar (1.6 Mpa),tested pressure25 bar, Accident testpressures are: 1) 26 bar for 15 minute- 2)32 bar for 1 minute8-Lose of pressure Max 0.63 bar without check valve9-test results of error curve in 5 point: between Qmin and 1.1 Qmin (with maxerror +%5 and - %5),between Qt and 1.1Qt,between 0.45 Qn and 0.5Qn,between 0.9Qn and Qn, between 0.9Qmax and Qmax (for these last quantities max erroris + %2 and - %2).10-Thickness of glass must be high11-Fatigue test as 100000 open and shot of water meterand 100 hour permanent work and then error of water meter curve between Qminand Qt must be lower than %2 with regard to next quantity and between Qt andQmax must be higher than %1.5.12-you must have international Certification for your productsalso if you have any certification for ISO 4064, please let me know. I need AMRsystems as Radio frequency or GSM system for reading of water meters. It's our pleasure that work as your exclusive agency inIran. Best RegardsShahrokh AkbarzadehTechnical managerYAGCompany (Yazd ab gostar) 联系方式 Email tryck.reklamtjanst@swipnet.se 公司名 M J KELLNER CO 国家 美国 联系人 WILLIAM KELLNER 地址 P.O. BOX 4426 SPRINGFIELD, IL 62708 电话 001 217 529 1663 **** Hidden Message *****Email hmop@netasia.net,herrljunga.bradgard@telia.se,heronparigi@heronparigi.it,hariraj_sil@rediffmail.com,uk@hermanmiller.com,
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