无码人妻久久久一区二区三区-女人被男人躁得好爽免费视频-国产日韩在线时看高清视频-91娇喘????白丝动漫-久久婷婷五月综合色精品

Fire signal butterfly valve

Products > Butterfly valve > Fire signal butterfly valve

Fire signal butterfly valve

Model: XD371X
Nominal pressure: PN1.0 ~ 2.5Mpa
Nominal diameter: DN50 ~ 350mm
Working temperature: -10 ℃ -80 ℃
Suitable medium: water, oil, gas
design criteria: GB / T12238-2008
length of the structure: GB / T12221-2005
Connection standard: JB / T 79.1-1994
Pressure test: GB / T13927-2008
Contact purchase
shared:

[Basic Information]

The special signal butterfly valve for fire protection is a medium-line type butterfly valve developed by introducing advanced foreign technology. The butterfly valve for special fire-fighting signal of BWSX center line has the advantages of simple structure, reliable sealing, light weight, long service life and convenient maintenance. It is widely used in plumbing, building fire and other systems of various pipes, especially in the fire pipeline. 
 
 Fire signal butterfly valve main parts:

Serial number
Part Name
Material
Serial number
Part Name
Material
1
Body
Ductile iron, cast steel
7
Sealing ring
NBR.EPDM
2
Valve shaft
SUS410 / SUS316
8
Round spacers
SUS316 / brass
3
Butterfly plate
Ductile iron spray, stainless steel
9
Open ring
SUS316 / brass
4
Seat
EPDM, PTEE
10
Ring
Spring steel
6
bushing
Bronze, Teflon




 [The main dimensions and weight] (PN1.0 / 1.6MPa)

DN (mm)ABCD1Ln-ΦKE4-Φ1Φ2GWeight WT (kg)
501408043125324-197757.154-6.712.61003.34
651528946145324-197757.154-.6712.61203.94
801599545.21160328-197757.154-.6712.61274.05
10017811452.07180328-199269.854-10.315.771565.48
12519012755.5210328-199269.854-10.318.921907.66
15020313955.75240328-239269.854-10.318.922128.5
20023817560.58295458-2311588.94-14.322.126825
250268203683504512-2311588.94-14.328.4532531.4
30030624276.94004512-23140107.954-14.331.640345.9
35036826776.174604516-23140107.954-14.331.643654


主站蜘蛛池模板: 欧美激情一区二区三区成人| 国产精品毛片av在线看| 久久婷婷成人综合色综合| 国产精品久久国产精品99 | 中文天堂网www新版资源在线| 水蜜桃av无码| 久久婷婷色综合一区二区| 成人乱码一区二区三区av| 爽爽精品dvd蜜桃成熟时电影院| 国产精品玖玖资源站大全| 国产乱子伦视频在线观看| 亚洲鲁丝片一区二区三区| 99在线精品一区二区三区| 蜜臀av午夜一区二区三区| 久99久精品免费视频热| 亚洲一本到无码av中文字幕| 亚洲中文无码av永久不收费| 97在线无码免费人妻短视频| 亚洲成a∨人在线播放欧美| 亚洲五月综合缴情在线观看| 强行从后面挺进人妻| 国产欧美国产综合每日更新 | 国产精口品美女乱子伦高潮| 国产美女狂喷水潮在线播放| 午夜片无码区在线观看爱情网| 亚洲乱码中文字幕手机在线| 在线无码| 果冻传媒av精品一区| 少妇高潮无套内谢麻豆传| 日韩欧美精品有码在线洗濯屋| 一本精品99久久精品77| 国产成人亚洲综合网色欲网| 日韩国产精品无码一区二区三区| 久久r999热精品国产首页| 日本欧美大码a在线观看| 伊人婷婷六月狠狠狠去| 超碰97人人做人人爱亚洲尤物| 亚洲精品久久久久午夜aⅴ| 中文字幕久精品免费视频| 久久人妻少妇嫩草av无码专区| 丰满少妇大力进入|