Cast iron gate valve is the most common valve applicable to the water service projects as on-off device. It divides into resilient seated gate valve and metal seated gate valve; it have rising stem construction and non-rising stem construction.
Applicable standards and specifications
Design & manufacturing: DIN3352-F4, DIN3352-F5, AWWA C515, AWWA C509, MSS SP-70, BS5163, BS3464, BS1218, BS5150 (EN1171)
Working pressure: class 125/class 150/class 250/10bar/16bar
Working temperature: -10℃~120℃
Face to face: DIN3202-F4, DIN3202-F5, ANSI B16.10, BS5163, BS3464, BS1218
End flanges: DIN2532, DIN2533, DIN2501, ANSI B16.1, ANSI B16.2, BS4504 table E or D, BS10 table E or D, EN1092-2
Grooved ends: AWWA C606, metric
NPT ends: ANSI B1.20.1, BSP, DIN2999
Design descriptions
Bolted bonnet
Ring stem type and non-rising stem type
Resilient seated, metal seated
Flanged ends, grooved ends, threaded ends