公称通径：DN50-2000mm
压力范围：0.6、1.0、1.6Mpa
介质温度：-20℃-150℃
阀体材料：铸铁、WCB、304、316
功能选项：开关、调节、防爆 气动对夹式软密封蝶阀 PNEUMATIC WAFER TYPE BUTTERFLY VALVE JLD671(X、F)-(Z、C、P)-PN(6、10、16) 技术规范 Technical specification | 设计依据 Design reference | GB标准 | | 设计标准 Design standard | GB/12238 | | 结构长度 对夹式连接 Face To face Wafer Type connectiong | GB/12221 | | 对夹法兰尺寸 Wafer Flange Size | GB/9113、JB/T79 | | 试验和检验 Test&inspection | JB/T9002 | ※注：系列蝶阀结构长度及连接对夹法兰尺寸根据客户要求设计制造。 Note：The structural length and connecting flange size of ball valve series can be designed and manufactured as per users 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 | | Z | C | P | | 1 | 阀座 Seat | 橡胶 Rubbe | 橡胶 Rubbe | 橡胶 Rubbe | | 2 | 圆锥销Taper Pin | 45钢 45Steel | 45钢45Steel | 不锈钢 Stainless Steel | | 3 | 蝶板Butterfly Plate | 灰铸铁镀硬路 Grey Cast-iron Hard Chrome Plating | 碳钢或不锈钢 Simple Steel or Stainless Steel | 不锈钢 Stainless Steel | | 4 | 阀体Body | 灰铸铁 Grey Cast-Iron | 碳钢 WCB | 不锈钢 Stainless Steel | | 5 | 蝶柱Stud | 35钢 35Steel | 碳钢 WCB | 不锈钢 Stainless Steel | | 6 | 阀杆Stem | 45钢 45 Steel | 不锈钢 Stainless Steel | 不锈钢 Stainless Steel | | 7 | 键Key | 45钢 45 Steel | 45钢 45 Steel | 不锈钢 Stainless Steel | | 8 | 衬套Bushing | 铜基粉末冶金 Copper Base Powder Metallurgy | 铜基粉末冶金 Copper Base Powder Metallurgy | 铜基粉末冶金 Copper Base Powder Metallurgy | | 9 | O形圈“O”Ring | 橡胶 Rubbe | 橡胶 Rubbe | 橡胶 Rubbe | | 10 | 气动装置Pneumatic Device | | | | | 11 | 位置指示器Location Indicator | 塑料 Plastic | 塑料 Plastic | 塑料 Plastic | *主要零部件及密封圈的材质亦可根据实际工况条件或用户特殊要求设计选用。 Note: The main spare parts and sealing-ring materials of ball valve series can be designed for Options as per real working conditions and users special reauirements. 主要外形及连接法兰尺寸JLQ641(F、H)Mani Outline and Connecting Flang Size | 公称通径 DN Nominalsiza | 外形尺寸 Outline Size | | L | H | D(0.6) | D(1.0) | D(1.6) | n-φd(0.6) | n-φd(0.6) | n-φd(0.6) | | 50 | 43 | 63 | 110 | 125 | 125 | 4-14 | 4-18 | 4-18 | | 65 | 46 | 70 | 130 | 145 | 145 | 4-14 | 4-18 | 8-18 | | 80 | 46 | 83 | 150 | 160 | 160 | 4-18 | 8-18 | 8-18 | | 100 | 52 | 105 | 170 | 180 | 180 | 4-18 | 8-18 | 8-18 | | 125 | 56 | 115 | 200 | 210 | 210 | 8-18 | 8-18 | 8-18 | | 150 | 56 | 137 | 225 | 240 | 240 | 8-18 | 8-22 | 8-22 | | 200 | 60 | 164 | 280 | 295 | 295 | 8-18 | 8-22 | 12-22 | | 250 | 68 | 206 | 335 | 350 | 350 | 12-18 | 12-22 | 12-26 | | 300 | 78 | 230 | 395 | 400 | 410 | 12-22 | 12-22 | 12-26 | | 350 | 78 | 248 | 445 | 460 | 470 | 12-22 | 16-22 | 16-26 | | 400 | 102 | 289 | 495 | 515 | 525 | 16-22 | 16-26 | 16-30 | | 450 | 114 | 320 | 550 | 565 | 585 | 16-22 | 20-26 | 20-30 | | 500 | 127 | 343 | 600 | 620 | 650 | 20-22 | 20-26 | 20-33 | | 600 | 154 | 413 | 705 | 725 | 770 | 20-26 | 20-26 | 20-36 | | 
