Dynamic Viscosity of Water Vapor



( As a Function of Temperature and Pressure )



Dynamic Viscosity,  μ·107  [N·sec/m2]

Temperature, oC

Pressure, atm.

Saturated

1

20

40

60

80

100

150

200

100

124

124

-

-

-

-

-

-

-

120

133

132

-

-

-

-

-

-

-

140

142

140

-

-

-

-

-

-

-

160

152

148

-

-

-

-

-

-

-

180

163

155

-

-

-

-

-

-

-

200

175

163

-

-

-

-

-

-

-

220

188

171

184

-

-

-

-

-

-

240

201

179

190

-

-

-

-

-

-

260

217

186

196

211

-

-

-

-

-

280

235

194

203

217

232

-

-

-

-

300

257

202

210

223

236

250

-

-

-

320

282

209

217

230

242

255

268

-

-

340

318

217

225

236

248

261

272

318

-

360

365

225

232

243

254

266

278

308

-

380

-

232

240

250

261

272

283

311

361

400

-

240

247

257

268

279

289

316

354

420

-

247

254

264

275

284

295

322

354

440

-

254

262

271

282

291

302

329

358

460

-

262

269

279

288

298

308

335

363

480

-

269

277

285

294

304

315

342

370

500

-

277

284

292

301

311

322

349

380
  Remark: 1 atm.=101.3KPa
Reference:  Adapted from:   Kaye, G W C. Laby, T H. Tables of physical and chemical constants, Longman, London & New York ,1972

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