|
DA71 F4/F46/F/P型对夹式手动蝶阀（中线） |
|
遵循规范StandardS |
STAN DARD
|
|
设计与制造UesIan and ManGfactu rina |
GB l 2238(中线MidIiRe)
|
|
结构长度Face to FaceDimension |
GB l 2221(短系歹lJSho rt patte rn) |
|
法兰尺寸End flanqe Dimension |
JB78／JB79(或按合同要求(O r requi red Unde r the cont ract) |
|
压力试验Pressure Test |
GB／T l 3927 |
|
标志Mark |
G B l 2220 |
|
供货Supply |
GB／T l2252 | |
|
DA371 F4/F46/F/P型对夹式蜗轮传动蝶阀(中线) |
对夹连接蝶阀(中线)Wafer butterfly(Central Line)
设计与制造符合中国国家标准
基本结构形式(蝶板轴与阀体/阀座中心重合)
a．DA71F46全衬里型
阀体全衬里/蝶板全衬层/蝶板与蝶板轴合为一体
b．DA71F4全衬里型
阀体全衬里/蝶板全衬层/蝶板与蝶板轴组合装配
C．DA71F/P半衬里型
阀体全衬里/蝶板为不锈钢(不衬)/蝶板与蝶板轴组合装配
Center Line Wafe r Type Butte rfly Valve
Desian and Manufactu rina Standards is GB．
Basic Structu re(axiI is concentric with body or seat)
a．DA71F46 Fully Lined
Both body and disc is fully lined．Disc is concentric with axil．
b．DA71F4 FuIly Lined
Both body and disc is fully lined．Disc and axil are assembled
in combination．
C．DA71F/P Semi Lined
Body is fully Iined while disc is made of stainless steel，not lined
Disc and axil are assembled in combination． |
|
|
基本型号：Basic Type
公称压力： PN 0.6-1.6MPa 公称通径：DN40-1200mm
|
手
动 |
DA71F/P(半衬Semi Lined) |
蜗轮传动 |
DA371 F/P(半衬Semi Lined) |
|
DA71F3(全衬里Fully Lined) |
DA371 F3(全衬里Fully Lined) |
|
DA71F4(全衬里Fully Lined) |
DA371 F4(全衬里Fully Lined) |
|
DA71 F46(全衬里Fully Lined) |
DA371 F46(全衬里Fully Lined) |
|
气
动 |
DA671F/P($衬Semi Lined) |
电动 |
DA971 F/P($衬Semi Lined) |
|
DA671F3(全衬里Fully Lined) |
DA971 F3(全衬里Fully Lined) |
|
DA671F4(全衬里Fully Lined) |
DA971 F4(全衬里Fully Lined)
|
|
DA671F46(全衬里Fully Lined) |
DA971 F46(全衬里Fully Lined) |
|
