亚洲色图 自偷自拍_日本免费二区三区_99人妻人人_97久久精品国产精_国产熟妇乱码一区二区三区 _av网站在线天堂_xx视频在线国产_国产成人精品视频

FRP Flap Valve

Products > FRP Products > FRP Flap Valve

FRP Flap Valve

Check-stop valve ,according to material , there are cast iron check-stop valve, steel check-stop valve, FRP check- stop valve. According to shape, there are square,round, pontoon flat,flat flap check-stop valve.Check-stop valve installed at the end of the drain pipe , prevent the external water flowing back.

According to the material of the flap valve, it can be divided into FRP flap valve, Steel flap valve, Cast iron flap valve and HDPE flap valve.

Below is the data sheet of flap valve of different materials.

ItemFRP flap valveSteel flap valveCast iron flap valveHDPE flap valve
Tensile strength160-320 Mpa380 Mpa187 Mpa21 Mpa
Specific strength100-16848.525.522
specific gravity1.8-2.17.847.340.954
Corrosion resistanceResistNo ResistNo ResistResist
Maintain and replaceGeneral maintenance-freemake once corrosion prevention every yearmake once corrosion prevention every yearGeneral maintenance-free
Theftproof conditionWithout recycling valueeasy be stoleneasy be stoleneasy be stolen

Application Scope:

Check-stop valve is used in water conservancy engineering system, municipal sewage engineering, urban flood control and drainage, sewage treatment plant, hydropower station, water supply plant, fish pond and so on. Applicable medium: water, drinking water, river water, sea water , domestic and industrial sewage water.

河南省| 龙南县| 黄骅市| 大姚县| 平乡县| 华坪县| 德庆县| 婺源县| 宁城县| 吉隆县| 东源县| 瑞安市| 高州市| 武强县| 枣庄市| 麦盖提县| 三门县| 高雄市| 洛阳市| 师宗县| 视频| 杭锦后旗| 泰宁县| 德庆县| 克山县| 万盛区| 盈江县| 沽源县| 宝丰县| 常宁市| 江孜县| 平谷区| 裕民县| 新宾| 武乡县| 鄂托克旗| 南阳市| 宝丰县| 始兴县| 恩施市| 滨州市|