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Q11 Do you provide installation services? How do I select a valve for a system? 2017-06-14
Q11Do you provide installation services? How do I select a valve for a system?Answer: We offer onsite services and inspection.Contact our sales department for detailed information. We recommend you thesuitable valve with technical information and we also… Read More>>
Q10 What’s the normal delivery time? 2017-06-14
Q10 What’sthe normal delivery time?Answer: Some items are in stock and shipright away. Customized items can take 4-6 weeks or longer depending on size andquantity. We will work with you to make sure your order arrives when you needit. Read More>>
Q9 Can copper alloy valves be used in diesel service? 2017-06-14
Q9 Cancopper alloy valves be used in diesel service?Answer: In general, copper alloy valves canbe used on diesel fuel service. However, valves containing EPDM (O rings forexample) are not suitable for diesel use. Read More>>
Q8 What is the difference between grey cast iron and ductile iron? 2017-06-14
Q8 Whatis the difference between grey cast iron and ductile iron?Answer: The difference between grey castiron, often referred to as cast iron, and ductile iron is the addition of traceelements. Grey iron has a random flake graphite formation. In ductile i Read More>>
Q7 What is the standard paint finish on Hattersley iron valves? 2017-06-14
Q7 Whatis the standard paint finish on Hattersley iron valves?Answer: The paint standard for Hattersleyiron gate, globe, check and strainer valves is as follows:Primer dry film thickness = 30 micronsminimum. Total thickness of primer and colour top-coat i Read More>>
Q6 What are the factory pressure tests for Hattersley valves? 2017-06-14
Q6 Whatare the factory pressure tests for Hattersley valves?Answer: Valves have slightly different testrequirements, but in general pressure tests are as follows:Copper-Alloy Valves:For valves DN65 (2.1/2”) and above with aminimum pressure rating of PN32… Read More>>
Q5 What is the maximum pressure that I can test my system at? 2017-06-14
Q5 Whatis the maximum pressure that I can test my system at?Answer: Pressure testing has implicationson all of the individual system components, i.e. pipes, fittings, valves, coiletc., therefore the pressure rating of all the components needs to beconside Read More>>
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