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产品特点produce features:
1、小巧轻便，易于拆装及维修，可在任意位置安装。
2、结构简单、紧凑，90°回转启闭迅速。
3、阀板可双向承压，达到完全密封，气体试验泄漏为零。
4、流量特性趋于直线，调节性能好。
5、多种材质配置，适用不同介质。
6、抗冲刷性能好，适用于较恶劣工况环境。
7、中心板式结构，启闭力矩小。
8、启闭试验多达数万次，使用寿命长。
9、可用于介质截断和调节。
1. it is small in size & light in weight and easy installation and maintenance. it can be mounted wherever needed.
2. simple and compact structure, quick 90°degree on-off operation.
3. disc has two-way bearing, perfect seal, without leakage under the pressure test.
4. flow curve tending to straight-line. excellent regulated performance.
5. various kids of materials applicable to different medium.
6. stronge wash and brush resistance, and can fit to bad working condition.
7. center plate structure, small torque of open and close.
8. long service life. standing the test of ten thousands opening and closing operation.
9. can be used in cutting off and regulation medium.
产品执行标准：product standard:
| 设计标准 design standard |
结构长度 face to face dimensions |
侧法兰标准 flange standard |
试验检验标准 test and check up standard |
| gb/t 12238、 api 609 |
api 609 |
gb/t 17241.6、 ansi b16.1 |
gb/t 13927 、 api 598 |
主要性能参数main performance parameters:
| 公称压力 nominal pressure pn/(mpa) |
公称通径 nominal diameter dn(mm) |
试验压力 testing pressure （mpa） |
适用温度 suitable temp °c |
适用介质 suitable media |
驱动方式 actuation ways |
|
| 壳体shell |
密封 seal |
|||||
|
1.0
|
50 ~ 350 |
1.5 |
1.1 |
－15 ~ +150 |
淡水、污水、海水、空气、 蒸汽、食品、药品、各种油类、 酸类、碱类等 fresh water, sewage, sea water, air, vapor,food, medicine, oils, acids, alkalis, etc. |
手柄、蜗轮蜗杆、 电动、气动 manual, worm-gear, aerodynamic, electric actuator |
| 1.6 |
2.4 |
1.76 |
||||
主要连接尺寸及重量outline dimensions & connection dimensions & weight:
| 规 格 size dn(mm) |
a |
b |
c |
d1 |
l |
n-ø |
k |
e |
4-ø1 |
ø2 |
g |
重 量 weight kg |
| 50 |
140 |
80 |
43 |
125 |
32 |
4-19 |
77 |
57.15 |
4-6.7 |
12.6 |
100 |
3.34 |
| 65 |
152 |
89 |
46 |
145 |
32 |
4-19 |
77 |
57.15 |
4-6.7 |
12.6 |
120 |
3.94 |
| 80 |
159 |
95 |
45.21 |
160 |
32 |
8-19 |
77 |
57.15 |
4-6.7 |
12.6 |
127 |
4.05 |
| 100 |
178 |
114 |
52.07 |
180 |
32 |
8-19 |
92 |
69.85 |
4-10.3 |
15.77 |
156 |
5.48 |
| 125 |
190 |
127 |
55.5 |
210 |
32 |
8-19 |
92 |
69.85 |
4-10.3 |
18.92 |
190 |
7.66 |
| 150 |
203 |
139 |
55.75 |
240 |
32 |
8-23 |
92 |
69.85 |
4-10.3 |
18.92 |
212 |
8.5 |
| 200 |
238 |
175 |
60.58 |
295 |
45 |
8-23 |
115 |
88.9 |
4-14.3 |
22.1 |
268 |
25 |
| 250 |
268 |
203 |
68 |
350 |
45 |
12-23 |
115 |
88.9 |
4-14.3 |
28.45 |
325 |
31.4 |
| 300 |
306 |
242 |
76.9 |
400 |
45 |
12-23 |
140 |
107.95 |
4-14.3 |
31.6 |
403 |
45.9 |
| 350 |
368 |
267 |
76.17 |
460 |
45 |
16-23 |
140 |
107.95 |
4-14.3 |
31.6 |
436 |
54 |
注：表中的连接尺寸以pn1.0mpa为例，实际产品中dn50~dn350规格的d1和n-ø尺寸包容了pn1.0mpa、pn1.6 mpa和ansi cl 125三种法兰连接标准。
note: the dimensions d1 and n-ø are listed in above table show the installation dimensions of butterfly valve. it contains china standard (gb), international standard (iso), germany standard (din), and england standard (bs) of flange connection standard, etc.
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