优秀的防腐性能ExcelIent corrosion protection
阀体、蝶板、压圈和支架内外表面喷涂环氧树脂。
Inside electrostatic epoxy resin powder coating or vitreous enamel)
upon request),outside electrostatic epoxy resin powder coating
可靠的卫生性Reliable health nature
环氧树脂和橡胶符合卫生标准GB/Tl 7219-1998。
Epoxy resin powder is up to the health standard GB/Tl7219-1998
适用范围Scope of application
给排水、暖通及燃气系统以及化工、发电、冶金等行业的大型装置上和管线上。
Potable water supply and distribution,electric power plant,gas supply,warm-air system,smeltingplant,chemical industry
设计标准Design standard:DIN3354
连接法兰Flange:DIN2501等效于GB/Tl72416
结构长度Face to face dimensions:长型DIN3202(等效于IS05752)或短型BS51 55
连接中法兰Top flange:IS05211
工作温度Working temperature:丁腈橡胶NBR≤80℃三元乙丙EPDM
≤120℃氟橡胶FPM≤160℃
试验标准Testing standard:DIN3230 0r GB/Tl3927
卧式安装结构示意图 埋地安装结构示意图
技术性能Technical characteristic
公称通径Nominal diameter
DN150-2600mm
公称压力Nominal pressure
1.0MPa
1.6MPa
2.5MPa
壳体试验Strength testing
1.5MPa
2.4MPa
3.75MPa
密封试验Scaling testing
1.1MPa
1.76MPa
2.75MPa
主要零件材料Main components and maeterials
NO.
名称 Name
材料Material
1
阀体、蝶板 body disc
QT500-7表面喷涂环氧树脂QT500 with internal and external epoxy resin coating