技术范围 Technical specification


设计依据
Design reference GB标准 ANSI标准
设计标准
Design standrd GB/12237 ANSI B16.34
结构长度
Face To face 对夹连接
Wafer connecting GB/12221 ANSI B16.10
连接法兰尺寸
Connecting Flange Size GB/9113、JB/T79 ANSI B16.5
试验和检验
Test＆inspection JB/T9002 API598

注：系列蝶阀结构长度及连接法兰尺寸可根据用户要求设计制造。
Note:The structural length and connecting flange size of butterfly valve
serles can be designed and manufactured as perusers'requirements.

主要零件材质表 Form of Major Parts Materials



序号
NO 零件名称
Accessory name 材质
Material
C P R
1 内六角螺丝
Mild Sleel Hex Socket Screw 1Cr18Ni9Ti 1Cr18Ni9Ti 1Cr18Ni12Mo2Ti
2 阀盖
Cover WCB 1Cr18Ni9Ti ZG1Cr18Ni12Mo2Ti
3 垫片
Gasket 不锈钢+柔性石墨
Stainless Steel+Graphite
4 阀座
Seat 1Cr18Ni9Ti 1Cr18Ni9Ti 1Cr18Ni12Mo2Ti
5 垫片
Gasket 不锈钢+柔性石墨
Stainless Steel+Graphite
6 蝶板
Butterfly Plate WCB ZG1Cr18Ni9Ti ZG1Cr18Ni12Mo2Ti
7 圆柱削
Straight Pin 45 1Cr18Ni9Ti 1Cr18Ni12Mo2Ti
8 下盖
Bottom Cover
WCB ZG1Cr18Ni9Ti ZG1Cr18Ni12Mo