九九中文字幕国产_在线播放黄色毛片_欧美亚洲国产中文专区在线_日本高清免费一二区视频_aaa级大胆免费人体毛片_国产91口爆吞精_精品毛片无码久久久_亚洲日韩视频在看观看_人妻无码中文字幕2019_国产色吊吊色吊在线视频

INDUSTRY&PRODUCTS
Your location is:Industry&products >> Soft seal gate valve >> Soft seal rising stem gate valve
Soft seal rising stem gate valve
Product overview
The rising stem handwheel type elastic seat seal gate valve adopts the straight through flow channel design. The high-performance rubber is fully covered with the gate, so the sealing is reliable and the operation is easy. The valve rod does linear reciprocating motion during operation. It is mainly used in domestic water system, water supply and drainage system, sewage treatment system, etc. it is used as a cut-off device on the fluid transmission pipeline of construction, urban environmental protection, petrochemical, electric power and other industries (not applicable to throttling).
Product details
Product features
Integral rubber covered valve disc;
Fixed disc nut;
Flat seat;
The shaft seal adopts three O-rings;
Full bore design, low water loss;

Non toxic epoxy resin electrostatic coating.


Product standards
Manufacturing standard: CJ / T216
Flange connection standard: GB / T17241.6
Structural length standard: GB / T12221

Test standard: GB / T13927


Technical parameter
Nominal diameter: DN50 ~ DN300 (2 "~ 12") (except for DN 125)
Nominal pressure: PN25
Working temperature: 0 ° C ~ 85 ° C
Sealing test: 1.1PN
Shell test: 1.5PN
Applicable medium: water



+86-21-66059111
qrCode