1、 D7A1X 型中线对夹蝶阀 (对夹式中线蝶阀) Wafer Type Butterfly 产品特点：对夹中线蝶阀主要由阀体、转轴、阀板、阀座及驱动机构（手柄、蜗轮蜗杆、气动装置或电动装置）等组成，靠驱动机构带动转轴及阀板旋转以实现启闭和控制流量的目的。对夹式蝶阀特点如下：结构简单、小巧轻便，运输、安装、拆卸容易;90启闭，开关迅速。操作扭矩小，省力轻巧 ;密封性能好，使用寿命长，可达到零泄漏;选择不同的零部件材质，可适用于多种介质;流量特性近似于直线，调节性能好。 A butterfly valve consists of body ,stem ,disc , actuator (manua
2、l actuator, worm-gear actuator , aerodynamic actuator or electric actuator) , and wafer type butterfly valve can implement the process for turning on turning off and regulating the flow by the circumrotation of stem and disc that is droved by actuators.1.Simple and compact construction. Small in siz
3、e and light in weight. Easy transportation , installation and maintenance.2. Quick 90 degrees on-off operation. Minimized operating torque ,energy saving.3. Excellent sealing performance with no leakage. Long service life.4. Wide selection of materials ,applicable for various media5. Flow curve tend
4、ing to straight line. Excellent regulation performance. 产品执行标准 Product Standard: 设计标准Design Standard结构长度Face to facedimensions侧法兰标准Flange Standard试验检验标准Test and check upstandardGB/T 12238API 609GB/T 12221API 609 GB/T 17241.6GB/T 13927API 598主要性能参数 Main Performance Parameters: 试验压力Testing Pressure（MP
5、a）公称压力Nominal Pressure PN(MPa)公称通径Nominal DiameterDN(mm) 壳体Shell密封Seal适用温度SuitableTemperatureC适用介质Suitable Medium驱动方式Actuation Ways1.0 DN50 DN1000 1.5 1.1 45 150淡水、污水、海水、手柄、蜗轮蜗杆、1.6 2.4 1.76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.电动、气动
6、Manual actuator,worm-gear actuator, aerodynamic actuatorelectric actuator中线蝶阀主要零部件材质 Main Spare Material Quality 阀体 Body 阀板 Disc 转轴 Shaft 衬套 Bushing 阀座 Seat 材料名称 代码 材料名称 代号 材料名称 材料名称 材料名称 代号 使用温度灰铸铁CI Z电镀球墨铸铁ElectricplatingDIB1 天然胶Natural rubber X1 -20+85球墨铸铁DI Q铝青铜AL-bronze B2海帕伦Hypalon X2-18+135短时
7、-18+149铝青铜AL-bronze TZG1Cr18Ni9Ti不锈钢SS304B3 乙丙橡胶 EPDM X3 -45+135短时-50+150ZG1Cr18Ni9Ti不锈钢SS304PCF8M不锈钢SS316B5 氯丁橡胶Neoprene X4 -7+93短时 -7+107CF8M不锈钢SS316R 丁腈橡胶 NBR X5 -12+82短时 -12+93碳钢Carbon Steel C 耐磨橡胶Abrasion resistantrubberX6 -10+50氟橡胶 Viton X7 -20+85耐热乙丙橡胶Heat resistantEPDMX9 -20+85不锈钢Stainless S
8、teel 碳钢 Carbon Steel润滑青铜Lubircated bronze 聚四氟乙烯PTFE聚四氟乙烯PTFE F4 -20+85主要连接尺寸及重量 Outline Dimensions & Connection Dimensions & Weight: 规格 Sizemm inchA B C D L H D1 n- K E n1-1 2 G 重量kg Weight50 2 161 80 42 52.9 32 84.84 120 4-23 77 57.15 4-6.7 12.6 118 2.565 2.5 175 89 44.7 64.5 32 96.2 136.2 4-26.5 7
9、7 57.15 4-6.7 12.6 137 3.280 3 181 95 45.2 78.8 32 61.23 160 8-18 77 57.15 4-6.7 12.6 143 3.6100 4 200 114 52.1 104 32 70.8 185 4-24.5 92 69.85 4-10.3 15.77 156 4.9125 5 213 127 54.4 123.3 32 82.28 215 4-23 92 69.85 4-10.3 18.92 190 7150 6 226 139 55.8 155.6 32 91.08 238 4-25 92 69.85 4-10.3 18.92 2
10、12 7.8112.89 4-25200 8 260 175 60.6 202.5 4576.352954-23115 88.9 4-14.3 22.10 268 13.2250 10 292 203 65.6 250.5 45 92.4 357 4-29 115 88.9 4-14.3 28.45 325 19.2300 12 337 242 76.9 301.6 45 105.34 407 4-29 140 107.95 4-14.3 31.60 403 32.5350 14 368 267 76.5 333.5 45 91.11 467 4-30 140 107.95 4-14.3 31
11、.60 436 41.351.2 100.47 515 4-26 33.15400 16 400 309 85.7 389.672 102.42 525 4-30197 158.75 4-20.637.9488 6151.2 88.39 565 4-26 38.0450 18 422 328 104.6 440.572 91.51 585 4-30197 158.75 4-20.642.86539 7952.75 96.99 620 4-26 41.15500 20 480 360 130.28 491.677.5 101.68 650 4-33197 158.75 4-20.645.7259
12、4 12870.2 113.42 725 20-30 50.65600 24 562 459 151.36 592.582 120.46 770 20-36276 215.9 4-22.253.98824 18866 24-30700 28 624 520 163 69582109.65 84020-36300 254 8-18 63.35 895 28466 24-33800 32 672 591 188 794.782124.0 95024-39300 254 8-18 63.35 1015 368900 36 720 656 203 864.7 118 117.57 1050 24-33
13、 300 254 8-18 75.0 1115 7131000 40 800 722 216 965 141 129.89 1160 24-36 300 254 8-18 85.0 1230 864注： 1、DN50DN800 蝶阀分别适用于 PN1.0/PN1.6MPa 两种压力级，表中每规格中有两个尺寸的分别表示 PN1.0MPa 和 PN1.6MPa 两种压力级连接尺寸。蝶阀上法兰可通用于手动、蜗轮蜗杆传动、电动、气动等。表中 D1 及 n- 尺寸为蝶阀安装定位尺寸，包容国标（GB）、国际标准（ ISO）、德标（DIN）、英标（BS）等法兰连接标准。2、D1 及 n- 尺寸可按国标（GB
14、）、国际标准（ISO）、美标（ ANSI）、德标（DIN ）、英标（BS）、日标（JIS ）加工生产。E及 n1-1 尺寸可按 GB/T 12223 及 ISO 5211 标准加工生产。Note: 1、DN50DN800 Butterfly valves are suitable for the pressure of PN1.0 and PN1.6MPa grade separately. Two dimensions in one size show the connection dimensions of PN1.0/PN1.6MPa pressure grade. The upper
15、flanges of the valves are suitable all types of valves fitted with electric, worm gear, manual, pneumatic and actuators. The dimensions D1 and n- are listed in above table show the installation dimensions of butterfly valve. It contains China Standard (GB), International Standard (ISO), Germany Stan
16、dard (DIN), and England Standard (BS) of flange connection standard, etc.2、The dimensions of D1 and n- ones are manufactured according to China Standard (GB), International Standard (ISO), American Standard (ANSI), Germany Standard (DIN), England Standard (BS), and Japan Standard (JIS). The dimensions of E and n1-1 ones are manufactured according to GB/T 12223 and ISO 5211 Standard.
