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Maximum Operating Pressure For PVC Pipe

Nominal Diameter (inches)

Schedule 80 (psi)

Schedule 40 (psi)

1/2

509

358

3/4

413

289

1

378

270

1 1/4

312

221

1 1/2

282

198

2

243

166

2 1/2

255

182

3

225

158

4

194

133

5

173

117

6

167

106

 

 

 

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