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Butterfly D71/371/X/F Made in China

Product: Soft-Sealed Telescopic Flanoid Butterfly Valve
Item No.: D71/371/X/F
Calibre: DN50-DN700
Nominal Pressure: 1.0~1.6MPa
Description: Soft seal flange butterfly valve structure with specification of  double eccentric soft seal, small size, light N.W., good sealing performance and so on.

执行标准:

制造标准 GB/T 122387-89
法兰标准 GB9113-2000、GB17241.6-1998
结构长度标准 GB12221-89
检验标准 GB/T 13927-92

主要参数:

公称通径DN(mm) 50~2000 50~1600
公称压力PN(MPa) 0.6 1.0 1.6
密封试验(MPa) 0.66 1.1 1.76
强度试验(MPa) 0.9 1.5 2.4
适用温度 丁jing橡胶:-40℃~90℃氟橡胶:-20℃~200℃
适用介质 水、空气、天然气、油品及弱腐蚀性流体
泄漏率 符合GB/T13927-92标准
驱动方式 蜗轮传动、电动、气动、液动

主要零部件材料:

公称压力 PN 1.0/1.6Mpa
适用温度 ≤120℃
适用介质 水、空气、食品、油品
主要零部件 阀体、阀瓣、阀杆、阀座、转轴
主要材料 铸铁、球墨铸铁、碳钢、不锈钢

主要外形连接尺寸:

DN L H HO A B 1.0MPa 1.6MPa
DO n-d DO n-d
50 43 63 306 180 200 125 4-18 125 4-18
65 46 70 321 180 200 145 4-18 145 4-18
80 46 83 346 180 200 160 8-18 160 8-18
100 52 105 387 180 200 180 8-18 180 8-18
125 56 115 411 180 200 210 8-18 210 8-18
150 56 137 447 270 280 240 8-22 240 8-22
200 60 164 572 270 280 295 8-22 295 8-22
250 68 206 646 270 280 350 12-22 355 12-26
300 78 230 738 380 420 400 12-22 410 12-26
350 78 248 761 380 420 460 16-22 470 16-26
400 102 289 877 450 470 515 16-26 525 16-30
450 114 320 938 480 490 565 20-26 585 20-30
500 127 343 993 480 490 620 20-26 650 20-33

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Factory Add: No.318 Fulian 2 Road, Baoshan Disctrict, Shanghai City, China
Marketing Add: No. 301-3, Lunchang Road, Lunchang Town, Nanan City, Fujian, China
Tel: 0086 595 23225000, 0086 189 0505 9981
Email: topval1992@163.com