联系我们
| 阀门术语 | ||
| 1 | 阀门 | Valve |
| 2 | 自动阀门 | Self-acting valve |
| 3 | 驱动阀门 | Actuated valve |
| 4 | 手动阀门 | Manual operated valve |
| 5 | 电动阀门 | Electrical operated valve |
| 6 | 液动阀门 | Hyclraulically operated valve |
| 7 | 气动阀门 | Pneumatically operated valve |
| 8 | 真空阀门 | Vacuum valve |
| 9 | 低压阀门 | Low pressure valve |
| 10 | 中压阀门 | Middle pressure valve |
| 11 | 高压阀门 | High pressure valve |
| 12 | 超高压阀门 | Super high pressure valve |
| 13 | 高温阀门 | High temperature valve |
| 14 | 中温阀门 | Moterate temperature valve |
| 15 | 常温阀门 | Normal temperature valve |
| 16 | 低温阀门 | Sub-zero valve |
| 17 | 超低温阀门 | Cryogenic valve |
| 18 | 闸阀 | Gate valve |
| 19 | 明杆闸阀 | Outside screw rising stem valve |
| 20 | 暗杆闸阀 | Inside screw non-rising stem valve |
| 21 | 楔式闸阀 | Wedge gate valve |
| 22 | 平行式闸阀 | Paralled gate valve、Paralled slide valve, |
| 23 | 缩径闸阀 | Contraction cavity gate valve |
| 24 | 快速启闭闸阀 | Quick open-and-close gate valve |
| 25 | 截止阀 | Globe valve、Stop valve |
| 26 | 上螺纹式阀杆截止阀 | Outside screw stem globe valve |
| 27 | 下螺纹式阀杆截止阀 | Inside screw stem globe valve |
| 28 | 直通式截止阀 | Through way type globe valve |
| 29 | 角式截止阀 | Angle pattern globe valve |
| 30 | 三通截止阀 | Three way globe valve |
| 31 | 直流式截止阀 | Oblique type valve |
| 32 | 柱塞式截止阀 | Plunger type globe valve |
| 33 | 针形截止阀 | Needle type globe valve |
| 34 | 节流阀 | Throttle valve choke |
| 35 | 沟形阀瓣节流阀 | Trench type disc throttle valve |
| 36 | 窗形阀瓣节流阀 | Window type disc throttle valve |
| 37 | 塞形阀瓣节流阀 | Plug disc throttle valve |
| 38 | 球阀 | Ball valve |
| 39 | 浮动式球阀 | Floating ball valve |
| 40 | 固定式球阀 | Fixed ball valve |
| 41 | 双阀座双向阀 | Twin-seat,both seats bi-directional valve |
| 42 | 双截断-泄放阀（DBB） | Double-block-and bleed valve |
| 43 | 双隔离-泄放阀（DIB) | Double-isolation-and-bleed valve |
| 44 | 弹性球阀球阀 | Flexible ball valve |
| 45 | 双向密封阀门 | Bi-directional valve |
| 46 | 三通球阀 | Three way ball valve |
| 47 | 蝶阀 | Butterfly valve |
| 48 | 垂直板式蝶阀 | Vertical disc type butterfly valve |
| 49 | 斜板式蝶阀 | Inclined disc type butterfly valve |
| 50 | 中线蝶阀 | Center line type butterfly valve |
| 51 | 单偏心蝶阀 | Single-eccentric center butterfly valve |
| 52 | 双偏心蝶阀 | Double-eccentric center butterfly valve |
| 53 | 三偏心蝶阀 | Three-eccentric center butterfly valve |
| 54 | 旋塞阀 | Plug valve,cock |
| 55 | 填料式旋塞阀 | Gland packing plug valve |
| 56 | 油封式旋塞阀 | Lubricated plug valve |
| 57 | 紧定式旋塞阀 | Clampyte plug valve |
| 58 | 自封式旋塞阀 | Self-cealing plug valve |
| 59 | 柱塞旋塞阀 | Cock plug valve |
| 60 | 文丘里旋塞阀 | Venturi plug valve |
| 61 | 压力平衡式旋塞阀 | Pressure balance type plug valve |
| 62 | 隔膜阀 | Diaphragm valve |
| 63 | 屋脊式隔膜阀 | Weir diaphragm valve |
| 64 | 截止式隔膜阀 | Globe diaphragm valve |
| 65 | 闸板式隔膜阀 | Wedge diaphragm valve |
| 66 | 排污阀 | Blow-down valve |
| 67 | 分配阀 | Dividing valve |
| 68 | 混合阀 | Mixing valve |
| 69 | 水力控制阀 | Hydraulic control valve |
| 70 | 遥控浮球阀 | Remote float control valve |
| 71 | 水力控制减压阀 | Pressure reducing valve |
| 72 | 缓闭止回阀 | Low speed closed check valve |
| 73 | 持压/减压阀 | Pressure subtaining,relief valve |
| 74 | 水泵控制阀 | Pump control valve |
| 75 | 调节阀(控制阀) | Control valve,Adjusting valve |
| 76 | 自力式调节阀 | Self-acting type control valve |
| 77 | 驱动式调节阀 | Actuated type control valve |
| 78 | 气动调节阀 | Penumatic contorl valve |
| 79 | 电动调节阀 | Electric contorl valve |
| 80 | 自力式温度调节阀 | Self-acting temperture control valve |
| 81 | V形开口调节球阀 | V-notch ball valve |
| 82 | 调压器 | Pressure regulators |
| 83 | 直接作用式调压器 | Pressure regulators of direct effect valve |
| 84 | 间接作用式调压器 | Pressure regulators of indirect effect valve |
| 85 | 指挥器 | Pilot regulator |
| 86 | 止回阀 | Check valve Non-return valve |
| 87 | 升降式止回阀 | Lift check valve |
| 88 | 升降立式止回阀 | Vertical lift check valve |
| 89 | 旋启式止回阀 | Swing check valve |
| 90 | 底阀 | Foot valve Bottom valve |
| 91 | 轴流式止回阀 | Axial flow check valve |
| 92 | 旋启多瓣式止回阀 | Multi-disc swing check valve |
| 93 | 蝶式止回阀 | Butterfly swing check valve |
| 94 | 弹簧载荷升降式止回阀 | Spring-loaded lift check valve |
| 95 | 弹簧载荷环形阀瓣升降式止回阀 | Spring-loaded annular disc check valve |
| 96 | 多环形流道升降式止回阀 | Multi-annulus check valve |
| 97 | 排空止回阀 | No-load running check valve |
| 98 | 缓闭止回阀 | Dashpot check valve |
| 99 | 隔膜式止回阀 | Diaphragm type check valve |
| 100 | 锥形隔膜式止回阀 | Tapered diaphragm type check valve |
| 101 | 球形止回阀 | Ball check valve |
| 102 | 安全阀 | Safety valve |
| 103 | 弹簧式安全阀 | Direct spring loaded safety valve |
| 104 | 杠杆式安全阀 | Lever and weight loaded safety valve |
| 105 | 先导式安全阀 | Pilot operated safety valve |
| 106 | 全启式安全阀 | Full lift safety valve |
| 107 | 微启式安全阀 | Low lift safety valve |
| 108 | 波纹管平衡式安全阀 | Bellows seal balance safety valve |
| 109 | 双联弹簧是安全阀 | Duplex safety valve |
| 110 | 直接载荷式安全阀 | Direct-loaded safety valve |
| 111 | 带动力辅助装置的安全阀 | Assisted safety valve |
| 112 | 带补充载荷的安全阀 | Supplementary loaded safety valve |
| 113 | 真空安全阀 | Vacuum relief valve |
| 114 | 敞开式安全阀 | Openly sealed dafety valve |
| 115 | 全封闭式安全阀 | All sealed bonnet type sfaty valve |
| 116 | 减压阀 | Pressure reducing valve |
| 117 | 薄膜式减压阀 | Diaphram reducing valve |
| 118 | 弹簧薄膜式减压阀 | Spring diaphram reducing valve |
| 119 | 活塞式减压阀 | Piston reducing valve |
| 120 | 波纹管式减压阀 | Bellows seal reducing valve |
| 121 | 杠杆式减压阀 | Lever reducing valve |
| 122 | 直接作用式减压阀 | Direct-acting reducing valve |
| 123 | 先导式减压阀 | Pilot operated reducing valve |
| 124 | 定值减压阀 | Fixed pressure reducing valve |
| 125 | 定比减压阀 | Proportioning pressure reducing valve |
| 126 | 定差减压阀 | Fixed differential reducing valve |
| 127 | 正向作用式减压阀 | Direct acting reducing valve |
| 128 | 反向作用式减压阀 | Reverse acting reducing valve |
| 129 | 卸荷式减压阀 | Balanced reducing valve |
| 130 | 蒸汽疏水阀 | Steam trap |
| 131 | 机械型蒸汽疏水阀 | Mechanical steam trap |
| 132 | 浮球式蒸汽疏水阀 | Ball float steam trap |
| 133 | 自由浮球式蒸汽疏水阀 | Free-ball steam trap |
| 134 | 杠杆浮球式蒸汽疏水阀 | Lever-ball steam trap |
| 135 | 自由半浮球式蒸汽疏水阀 | Free-semi-ball steam trap |
| 136 | 钟形浮子式蒸汽疏水阀 | Inverted bucket steam trap |
| 137 | 浮桶式蒸汽疏水阀 | Open bucket steam trap |
| 138 | 热静力型蒸汽疏水阀 | Hot-statical force steam trap |
| 139 | 波纹管式蒸汽疏水阀 | Bellows seal steam trap |
| 140 | 膜盒式蒸汽疏水阀 | Membrane-box steam trap |
| 141 | 双金属片式蒸汽疏水阀 | Bi |
| 142 | 热动力型蒸汽疏水阀 | Hot-motive force steam trap |
| 143 | 圆盘式蒸汽疏水阀 | Disc steam trap |
| 144 | 脉冲式蒸汽疏水阀 | Impulse steam trap |
| 145 | 迷宫或板孔式蒸汽疏水阀 | Orifice steam trap |
| 146 | 压力释放装置 | Pressure relief device |
| 147 | 重闭式压力释放装置 | Reclosing pressure relief device |
| 148 | 非重闭式压力释放装置 | Non-reclosing pressure relief device |
| 149 | 爆破片装置 | Bursting disk device |
| 150 | 折断销装置 | Breaking pin device |
| 151 | 弯折销装置 | Buckling pin device |
| 152 | 剪切销装置 | Shear pin device |
| 153 | 易熔塞装置 | Fusible plug device |
| 154 | 结构长度 | Face-to face dimension、End-to end dimension、Face-to centre dimension |
| 155 | 结构形式 | Type of construction |
| 156 | 直通式 | Through way type |
| 157 | 角式 | Angle type |
| 158 | Y型 | Y-type |
| 159 | 三通式 | Three way type |
| 160 | T形三通式 | T-pattern three way type |
| 161 | L形三通式 | L-pattern three way type |
| 162 | 平衡式 | Balance type |
| 163 | 杠杆式 | Lever type |
| 164 | 常开式 | Normally open type |
| 165 | 常闭式 | Normally closed type |
| 166 | 保温式 | Steam jacket type |
| 167 | 波纹管式 | Bellows seal type |
| 168 | 全径阀门 | Full-port valve |
| 169 | 缩径阀门 | Reduced-port valve |
| 170 | 单向阀门 | Unidirectional valve |
| 171 | 双向阀门 | Bidirectional valve |
| 172 | 封闭式 | Seal type |
| 173 | 非封闭式 | Unseal type |
| 174 | 多回转驱动装置 | Malti-turn actuator |
| 175 | 部分回转驱动装置 | Part-turn actuator |
| 176 | 直线型气动装置 | Linear pneumatic actuator |
| 177 | 上密封 | Back seal |
| 178 | 压力密封 | Pressure seal |
| 179 | 连接形式 | Type of connection |
| 180 | 截断阀 | Block valve |
| 181 | 锁紧装置 | Locking device |
| 182 | 执行机构 | Operator |
| 183 | 动力驱动装置 | Powered actuator |
| 184 | 动力操作装置 | Powered operator |
| 185 | 阀杆加长装置 | Stem extension assembly |
| 186 | 异径连接装置 | Adapter |
| 187 | 底部套管封隔 | Bottom casing packoff |
| 188 | 心轴式套管悬挂器 | Casing hanger mandrel |
| 189 | 卡瓦式套管悬挂器 | Slip-type casing hanger |
| 190 | 套管头四通 | Casing head spool |
| 191 | 节流油嘴 | Choke bean |
| 192 | 采油树 | Christmas tree |
| 193 | 关键部件 | Critical components |
| 194 | 四通 | Cross |
| 195 | 交叉接头 | Cross-over connector |
| 196 | 交叉短管 | Cross-over spool |
| 197 | 交叉法兰 | Cross-over flange |
| 198 | 松散式接头 | Loose connector |
| 199 | 热敏开放锁定装置 | Heat-sensitive lockopen devic |
| 200 | 限面密封装置 | Restricted-area sealing means |
| 201 | 限面密封垫 | Restricted-area pack off |
| 202 | 隔离件 | Spacer |
| 203 | 水面安全阀（SSV) | Surface safety valve |
| 204 | 水下安全阀（USV) | Under water safety valve |
| 205 | 翼阀 | Wing valve |
| 206 | 抽汲阀 | Swab valve |
| 207 | 拱顶阀 | Crown valve |
| 208 | 电动装置 | Electric actuator |
| 209 | 气动装置 | Pneumatic actuator |
| 210 | 液动装置 | Hydraulic actuator |
| 211 | 电磁驱动装置 | Electro magnetic actuator |
| 212 | 电-液动装置 | Electro-hydraulic actuator |
| 213 | 电磁-液动装置 | Electro magnetic-hydr-aulic actuator |
| 214 | 气-液动装置 | Pneumatic-hydraulic actuator |
| 215 | 蜗杆传动装置 | Worm gear actuator |
| 216 | 圆柱齿轮传动装置 | Cylindrical gear actuator |
| 217 | 圆锥齿轮传动装置 | Conical gear actuator |
| 218 | 回转型气动装置 | Rotary peumatic actuator |
| 219 | 阀体 | Body |
| 220 | 壳体 | Shell |
| 221 | 阀盖 | Bonnet;Cover |
| 222 | 启闭件 | Disc |
| 223 | 阀座 | Seat |
| 224 | 密封面 | Sealing face,surface |
| 225 | 阀杆 | Stem，Spindle |
| 226 | 阀杆螺母 | Yoke nut |
| 227 | 填料函（填料箱） | Stuffing box |
| 228 | 填料压盖 | Gland,Gland flange One-piece gland |
| 229 | 填料 | Packing,Packing rings |
| 230 | 填料垫 | Packing seat，Packing washer |
| 231 | 支架 | Yoke |
| 232 | 撞击手轮 | Impact hand wheel |
| 233 | 阀瓣（阀芯） | Disc(valve core) |
| 234 | 闸板 | Wedge |
| 235 | 单闸板 | Single gate |
| 236 | 刚性闸板 | Rigid gate |
| 237 | 弹性闸板 | Flexible gate disc |
| 238 | 双闸板 | Double gate |
| 239 | 楔式双闸板 | Wedge double gate |
| 240 | 平行式双闸板 | Parallel double gate |
| 241 | 球体 | Ball |
| 242 | 蝶板 | Disc |
| 243 | 隔膜 | Diaphragm |
| 244 | 塞子 | Plug |
| 245 | 销轴 | Hinge pin |
| 246 | 摇杆 | Arm |
| 247 | 调节螺母 | Adjusting screw |
| 248 | 弹簧座 | Spring plate |
| 249 | 导向套 | Dise guide |
| 250 | 反冲盘 | Dise holder |
| 251 | 调节圈 | Adjusting ring |
| 252 | 膜片 | Diaphragm |
| 253 | 阀片 | Dise |
| 254 | 钟形罩 | Inverted bucket |
| 255 | 浮球 | Float ball |
| 256 | 浮桶 | Float bucket |
| 257 | 承压件 | Pressure-containing parts |
| 258 | 控压件 | Pressure-controlling parts |
| 259 | 易接近的湿润表面 | Accessible wetted surface |
| 260 | 套管 | Casing |
| 261 | 环形封隔 | Annular pack off |
| 262 | 套管头壳体 | Casing head housing |
| 263 | 节流阀内件 | Choke trim |
| 264 | 悬挂器心轴 | Hanger mandrel |
| 265 | 锁紧螺钉（固定螺钉） | Lock screw(Tir-down screw) |
| 266 | 多段交叉短管 | Multistage croos-over spool |
| 267 | 一次设备 | Primary equipment |
| 268 | 油管头异径接头 | Tubing head adapter |
| 269 | 油管双端短管 | Tubing head spool |
| 270 | 阀孔密封机构 | Valve-bore sealing mechanism |
| 271 | 破片 | Bursting disk |
| 272 | 爆破片组件（组合式爆破片） | Bursting disk component |
| 273 | 正拱形爆破片 | Positive vaulted Bursting disk |
| 274 | 反拱形爆破片 | Against vaulted Bursting disk |
| 275 | 平板形爆破片 | Falt Bursting disk |
| 276 | 石墨爆破片 | Graphite Bursting disk |
| 277 | 夹持器 | Holder |
| 278 | 支承圈 | Support ring |
| 279 | 背压托架 | Backing pressure bracket |
| 280 | 加强环 | Strengthening ring |
| 281 | 密封膜 | Sealed film |
| 282 | 保护膜（层） | Proteclion film |
| 283 | 坯片 | Roughcast |
| 284 | 传动链 | Drive train |
| 285 | 主要性能参数 | Specification |
| 286 | 公称压力（PN) | Nominal pressure |
| 287 | 公称尺寸（DN) | Nominal diameter |
| 288 | 工作压力 | Working pressure |
| 289 | 工作温度 | Working temperature |
| 290 | 适用介质 | Suitable medium |
| 291 | 适用温度 | Suitable temperature |
| 292 | ***高工作压力 | Maximum operation pressure |
| 293 | ***高工作温度 | Maximum operation temperature |
| 294 | 壳体试验 | Shell test |
| 295 | 壳体试验压力 | Shell test pressure |
| 296 | 密封试验 | Seall test |
| 297 | 密封试验压力 | Seall test pressure |
| 298 | 上密封试验 | Back seal test |
| 299 | 渗漏量 | Leakage |
| 300 | 吻合度 | Percent of contact area |
| 301 | 连接尺寸 | Connection dimension |
| 302 | 主要外形尺寸 | Prime out-form dimensions,General dimensions |
| 303 | ***大压差 | Maximum pressure differential |
| 304 | 压力边界 | Pressure boundary |
| 305 | 静压寿命试验 | Potential Pressure life text |
| 306 | 火灾型式试验 | Fire text |
| 307 | 防静电试验 | Anti-static test |
| 308 | 排放面积 | Discharge area |
| 309 | 流道面积 | Flow area |
| 310 | 流道直径 | Flow diameter |
| 311 | 帘面积 | Curtain area |
| 312 | 开启高度 | Lift |
| 313 | 额定升高 | Rated lift |
| 314 | 密封面斜角 | Seat angle |
| 315 | 密封面积 | Seat area |
| 316 | 密封面平均直径 | Seat mean diameter |
| 317 | 喉径 | Throat diameter |
| 318 | 净流通面积 | Net flow area |
| 319 | 爆破压力 | Bursting pressure |
| 320 | 爆破温度 | Bursting temperature |
| 321 | 制造范围 | Manufacturing-range |
| 322 | 爆破压力允差 | Allowable Bursting pressure |
| 323 | 泄放面积 | Discharge area |
| 324 | 泄放量（泄放能力） | Discharge quantity |
| 325 | 批次 | Batch |
| 326 | 背压 | Backing pressure |
| 327 | 排放压力 | Relieving pressure |
| 328 | 整定压力 | Set pressure |
| 329 | 超过压力 | Overpressure |
| 330 | 回座压力 | Reseating pressure |
| 331 | 启闭压差 | Blowdown |
| 332 | 冷态试验差压力 | Cold differential test pressure |
| 333 | 排放背压力 | Built-up back pressure |
| 334 | 附加背压力 | Superimposed back pressure |
| 335 | 理论排量 | Theoretical discharge capacity |
| 336 | 额定排量 | Certigied(discharge) capacity |
| 337 | 当量计算排量 | Equivalent calculated capacity |
| 338 | 频跳 | Chatter |
| 339 | 颤振 | Flutter |
| 340 | 动作性能及排量试验 | Operational characteristics and flow capacity testing |
| 341 | 在用试验 | In-Service testing |
| 342 | 工作台上定压试验 | Bench testing |
| 343 | 疏水阀工作压力 | Operating pressure |
| 344 | 疏水阀***高工作压力 | Maximum operating pressure |
| 345 | 疏水阀***低工作压力 | Minimum operating pressure |
| 346 | 疏水阀工作背压 | Operating back pressure |
| 347 | 疏水阀***高工作背压 | Maximum operating back pressure |
| 348 | 疏水阀背压率 | Rate of back pressure |
| 349 | 疏水阀***高背压率 | Maximum rate of back pressure |
| 350 | 疏水阀工作压差 | Operating differental pressure |
| 351 | 疏水阀***大压差 | Maximum differental pressure |
| 352 | 疏水阀***小压差 | Minimum differental pressure |
| 353 | 开阀温度 | Operating valve temperature |
| 354 | 关阀温度 | Closing valve temperature |
| 355 | 排水温度 | Temperature at discharging condensate |
| 356 | ***高排水温度 | Maximum temperature at discharging condensate |
| 357 | 过冷度 | Subcooled temperature |
| 358 | 开阀过冷度 | Subcooled temperature of open valve |
| 359 | 关阀过冷度 | Subcooled temperature of close valve |
| 360 | ***大过冷度 | Maximum subcooled temperature |
| 361 | ***小过冷度 | Minimum subcooled temperature |
| 362 | 冷凝水排量 | Cold condensate capacity |
| 363 | 热凝水排量 | Hot condensate capacity |
| 364 | 漏汽量 | Steam loss |
| 365 | 无负荷漏汽量 | Unload steam loss |
| 366 | 有负荷漏汽量 | Load steam loss |
| 367 | 无负荷漏汽率 | Rate of unload steam loss |
| 368 | 有负荷漏汽率 | Rate of load steam loss |
| 369 | 负荷率 | Rate of load condensate |
| 370 | 行程 | Travel |
| 371 | 调节阀执行机构 | Actuator |
| 372 | 基本误差 | Intrinsic error |
| 373 | 回差 | Hysteresis error |
| 374 | 死区 | Dead band |
| 375 | 额定行程 | Rated travel |
| 376 | 相对行程h | Relative travel |
| 377 | 额定行程偏差 | Deciation of rated travel |
| 378 | 额定流量Q | Rated flow |
| 379 | 泄漏量 | Leakage |
| 380 | 流量系数 | Flow coefficient |
| 381 | 额定流量系数Kv | Rated flow coefficient |
| 382 | 相对流量系数φ | Relative flow coefficient |
| 383 | 固有流量特性 | Inherent flow characteristic |
| 384 | 可调比R | Inherent rangeability |
| 385 | 阻塞流 | Choked flow |
| 386 | 液体压力恢复系数FL | Liquid pressure recovery factor |
| 387 | 液体临界压力比系数 | Liquid critical pressure ratio coefficient |
| 388 | 斜率偏差 | Slope deviation |
| 389 | ***小开启压力 | Minimum open pressure |
| 390 | 驱动装置 | Actuator |
| 391 | 回转型气动装置 | Rotary pneumatic actuator |
| 392 | 气动装置的行程 | Stroke of pneumatic actuator |
| 393 | 转矩 | Torque |
| 394 | 推力 | Thrust |
| 395 | ***大压差（Mpa) | Maximum pressure differential |
| 396 | 清管能力 | Piggability |
| 397 | 压力级 | Pressure class |
| 398 | 背压 | Backing pressure |
| 399 | 泄放孔 | Bleed |
| 400 | 切断推力 | Breakaway thrust |
| 401 | 切断力矩 | Breakaway torque |
| 402 | 流量系数Cv | Flow coefficient Cv |
| 403 | 抗腐蚀合金（CRA) | Corrosion-vesistant alloy |
| 404 | 耐腐蚀环槽 | Corrosion-resistant ring grooves |
| 405 | 动密封 | Dynamic seal |
| 406 | 静密封 | Static seal |
| 407 | 等效圆（ER) | Equivalent round |
| 408 | 热影响区（HAZ) | Heat-affected zone |
| 409 | 热作业 | Hot-work |
| 410 | 线状显示 | Linear indication |
| 411 | 客观证据 | Objective evidence |
| 412 | 压力边界通套 | Pressure-boundary penetration |
| 413 | 承压完好性 | Pressure integrity |
| 414 | 压力容器质量 | Pressure vessel quality |
| 415 | 圆形显示 | Rounded indication |
| 416 | 应力腐蚀裂纹 | Strees-corrosion crucking |
| 417 | 硫化应力断裂（SSC) | Sulfide-stress cracking |
| 418 | 直线流量特性 | Linear flow characteristic |
| 419 | 等百分比流量特性 | Egual percentage flow characteristic |
| 420 | 问压精度 | Accuracy of pressure stability |
| 421 | 关闭压力 | Shut off pressure |
| 422 | 额定流量 | Nominal flow rate |
| 423 | 静特性曲线 | Static charecteristic curve |
| 424 | 压力回差 | Difference of pressure |
| 425 | 调压器综合流量系数 | Total flow coefficient of pressure regulator |
| 426 | 固有可调比 | Inherent rangeability |
| 427 | 临界压差比 | Critical differential pressure ratio |
| 428 | 行程 | Travel |
| 429 | 阀额定容量 | Rated valve capacity |
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