概述; Bb Os & Y型结构 | 制造标准:DIN3356 | 结构长度:DIN3202 | 法兰标准:DIN2543-2545 | 对焊口标准:DIN3239 | 试验标准:DIN3230 | | Bb Os & Y structure | Manufacture:DIN3356 | Face to face:DIN3202 | Flange:DIN2543-2545 | Butt-welding:DIN3239 | Test:DIN3230 | | 公称压力 (nominal pressure) | 1.6Mpa | 2.5Mpa | 4.0Mpa | 密封试验(seal test) | 1.8MPa | 2.8MPa | 4.4MPa | 壳体强度(shell) | 2.4MPa | 3.6MPa | 6.0MPa | 适用温度 (suitabletemprature) | 300℃ | |
特点(features): 双层波纹管(double walls bellow seal) | 维修方便(maintenance-free) | 波纹管密封阀杆(spindle with bellow seal) | 双重密封(secondary sealing) | 位置指示(position indicator) | 无升降手轮(non-rising handwheel) | |
用途(selection of possible applications) : 工业(industry) | 电站(power station) | 废气净化厂(flue gas puerification plant) | 天然气(gas supply) | 真空装置(vacuum facilities) | 氨(ammonia) | 热水(hot water) | 冷冻系统(cllling&freezing systme) | 加热设备(heating technology) | 蒸汽系统(steam system) | 主要零部件材料: 零件名称 parta name | 阀体 body | 阀盖 bonnet | 阀杆 stem | 阀瓣 disc | 密封面 sealing face | 填料 paking | GS-C25 | GS-C25 | GS-C25 | 13Cr | 2Cr13 | 2Cr13 | 柔性石墨 GRAPHITE | STL | 304 | CF8 | CF8 | 304 | 304 | 304 | 柔性石墨 GRAPHITE | STL | PTFE | 316 | CF8M | CF8M | 316 | 316 | 316 | 柔性石墨 GRAPHITE | STL | PTFE | 304L | Cf3 | CF3 | 316 | 304L | 304L | 柔性石墨 GRAPHITE | STL | PTFE | 316L | CF3M | CF3M | 316 | 316L | 316L | 柔性石墨 GRAPHITE | STL | PTFE | |
外形尺寸各连接尺寸 external and connection dimensions: PN | DN | L | D | D 1 | D 2 | B | f | H | N-ф | △H (STRODE) | 1.6 | 15 | 130 | 95 | 65 | 45 | 16 | 2 | 191 | 4-14 | 6 | 20 | 150 | 105 | 75 | 58 | 18 | 2 | 191 | 4-14 | 6 | 25 | 160 | 115 | 85 | 68 | 18 | 2 | 197 | 4-14 | 8 | 32 | 180 | 140 | 100 | 78 | 18 | 2 | 200 | 4-18 | 8 | 40 | 200 | 150 | 110 | 88 | 18 | 3 | 218 | 4-18 | 13 | 50 | 230 | 165 | 125 | 102 | 20 | 3 | 220 | 4-18 | 13 | 65 | 290 | 185 | 145 | 122 | 20 | 3 | 238 | 4-18 | 16 | 80 | 310 | 200 | 160 | 138 | 20 | 3 | 257 | 4-18 | 20 | 100 | 350 | 220 | 180 | 158 | 20 | 3 | 340 | 4-18 | 25 | 125 | 400 | 250 | 210 | 188 | 22 | 3 | 360 | 4-18 | 32 | 150 | 480 | 285 | 240 | 212 | 22 | 3 | 390 | 8-22 | 40 | 200 | 600 | 340 | 295 | 268 | 24 | 3 | 530 | 12-22 | 50 | 2.5 | 15 | 130 | 95 | 65 | 45 | 16 | 2 | 191 | 4-14 | 6 | 20 | 150 | 105 | 75 | 58 | 18 | 2 | 191 | 4-14 | 6 | 25 | 160 | 115 | 85 | 68 | 18 | 2 | 197 | 4-14 | 8 | 32 | 180 | 140 | 100 | 78 | 18 | 2 | 200 | 4-18 | 8 | 40 | 200 | 150 | 110 | 88 | 18 | 3 | 218 | 4-18 | 13 | 50 | 230 | 165 | 125 | 102 | 20 | 3 | 220 | 4-18 | 13 | 65 | 290 | 180 | 145 | 122 | 22 | 3 | 238 | 4-18 | 16 | 80 | 310 | 200 | 160 | 138 | 24 | 3 | 257 | 4-18 | 20 | 100 | 350 | 235 | 190 | 162 | 24 | 3 | 340 | 8-22 | 25 | 125 | 400 | 270 | 220 | 188 | 26 | 3 | 360 | 8-26 | 32 | 150 | 480 | 300 | 250 | 218 | 28 | 3 | 390 | 8-26 | 40 | 200 | 600 | 360 | 310 | 278 | 30 | 3 | 530 | 12-26 | 50 | 4.0 | 15 | 130 | 95 | 65 | 45 | 16 | 2 | 191 | 4-14 | 6 | 20 | 150 | 105 | 75 | 58 | 18 | 2 | 191 | 4-14 | 6 | 25 | 160 | 115 | 85 | 68 | 18 | 2 | 197 | 4-14 | 8 | 32 | 180 | 140 | 100 | 78 | 18 | 2 | 200 | 4-18 | 8 | 40 | 200 | 150 | 110 | 88 | 18 | 3 | 218 | 4-18 | 13 | 50 | 230 | 165 | 125 | 102 | 20 | 3 | 220 | 4-18 | 13 | 65 | 290 | 185 | 145 | 122 | 22 | 3 | 238 | 4-18 | 16 | 80 | 310 | 200 | 160 | 138 | 24 | 3 | 257 | 8-18 | 20 | 100 | 350 | 235 | 190 | 162 | 24 | 3 | 340 | 8-22 | 25 | 125 | 400 | 270 | 220 | 188 | 26 | 3 | 360 | 8-26 | 32 | 150 | 480 | 300 | 250 | 218 | 28 | 3 | 390 | 8-26 | 40 | |