Pipe - CU, ASTM Type M (in)

Written by Matt Milbury on . Posted in Pipe & Tubing Dimensional Datasheets

Copper, ASTM Type M Pipe Datasheet (in)

This datasheet is for Copper Tubing, ASTM Type M which is designated with a RED background color coded for identification.  For more information about copper tubing, visit our copper tubing page.

  • Type M is thin wall - hard temper only.

data copper pipe 1

Pipe Size

(NPS)

Outside Diameter

(in)

Inside Diameter

(in)

Wall Thickness

(in)

Weight of Tube

(lb/ft)

Weight of Tube and Water

(lb/ft)

Contents

(gal/ft)

1/4 - - - - - -
3/8 1/2 0.45 0.025 0.145 0.214 0.00826
1/2 5/8 0.569 0.028 0.204 0.314 0.0132
5/8 - - - - - -
3/4 7/8 0.811 0.032 0.328 0.551 0.0269
1 1 1/8 1.055 0.035 0.465 0.843 0.0454
1 1/4 1 3/8 1.291 0.042 0.682 1.25 0.0681
1 1/2 1 5/8 1.527 0.049 0.94 1.73 0.0951
2 2 1/8 2.009 0.058 1.46 2.83 0.165
2 1/2 2 5/8 2.495 0.065 2.03 4.14 0.254
3 3 1/8 2.981 0.072 2.68 5.7 0.363
3 1/2 3 5/8 3.459 0.083 3.58 7.64 0.488
4 4 1/8 3.935 0.095 4.66 9.83 0.634
5 5 1/8 4.907 0.109 6.66 14.8 0.982
6 6 1/8 5.881 0.122 8.92 20.7 1.41
8 8 1/8 7.785 0.17 16.5 37.1 2.47
10 10 1/8 9.701 0.212 25.6 57.5 3.84
12 12 1/8 11.617 0.254 36.7 82.5 5.51

Pipe - Copper, ASTM Type M, "Drawn" Tube Internal Working Pressure (in)

  • Type M internal working pressure is based on maximum allowable stress in tension (psi) for the indicated temperatures (°F).
Pipe Size

(NPS)

S = 10.3 ksi

100 F

S = 10.3 ksi

150 F

S = 10.3 ksi

200 F

S = 10.3 ksi

250 F

S = 10.0 ksi

300 F

S = 9.7 ksi

350 F

S = 9.4 ksi

400 F

1/4 - - - - - - -
3/8 982 982 982 982 953 925 896
1/2 850 850 850 850 825 800 776
5/8 - - - - - - -
3/4 701 701 701 701 680 660 639
1 580 580 580 580 563 546 529
1 1/4 582 582 582 582 565 548 531
1 1/2 569 569 569 569 553 536 520
2 514 514 514 514 499 484 469
2 1/2 471 471 471 471 457 444 430
3 435 435 435 435 423 410 397
3 1/2 433 433 433 433 421 408 395
4 431 431 431 431 419 406 394
5 400 400 400 400 388 377 365
6 375 375 375 375 364 353 342
8 394 394 394 394 382 371 359
10 394 394 394 394 383 371 360
12 395 395 395 395 383 372 360

Pipe - Copper, ASTM Type M, "Annealed" Tube Internal Working Pressure (in)

  • Type DWV internal working pressure is based on maximum allowable stress in tension (psi) for the indicated temperatures (°F).
  • Type DWV annealed tubing is not readily available for use.
Pipe Size

(NPS)

S = 6.0 ksi

100 F

S = 5.1 ksi

150 F

S = 4.9 ksi

200 F

S = 4.8 ksi

250 F

S = 4.7 ksi

300 F

S = 4.0 ksi

350 F

S = 3.0 ksi

400 F

1/4 - - - - - - -
3/8 570 485 466 456 447 380 285
1/2 494 420 403 395 387 329 247
5/8 - - - - - - -
3/4 407 346 332 326 319 271 204
1 337 286 275 270 264 225 169
1 1/4 338 287 276 271 265 225 169
1 1/2 331 282 270 265 259 221 166
2 299 254 244 239 234 199 149
2 1/2 274 233 224 219 215 183 137
3 253 215 207 203 199 169 127
3 1/2 252 214 206 202 197 168 126
4 251 213 205 201 197 167 126
5 233 198 190 186 182 155 116
6 218 186 178 175 171 146 109
8 229 195 187 183 180 153 115
10 230 195 188 184 180 153 115
12 230 195 188 184 180 153 115