At  Steelun and Pipe Supply., we can provide the metal pipes you need for any project. We offer pipe in steel, stainless steel and aluminum. We have a variety of sizes to choose from. Please consult the sizing chart below to determine the sizes needed for your project. Call us to request sizing information for stainless steel and aluminum. Please contact our sales department for additional information.

pipes2

Click her for charts:
Schedule 40
Schedule 80
A.S.A. Schedules and Pipe Dimensions

Schedule 40 - Welded or Seamless 
Conforms to ASTM-A53.


Size in inches
Dimensions in inches
Weight per ft
O.D.
I.D.
Wall
1/8
1/4
3/8
1/2
3/4
1
1-1/4
1-1/2
2
2-1/2
3
3-1/2
4
5
6
8
8
10
10
10
12
12
.405
.540
.675
.840
1.050
1.315
1.660
1.900
2.375
2.875
3.500
4.000
4.500
5.563
6.625
8.625
8.625
10.750
10.750
10.750
12.750
12.750
.269
.364
.493
.622
.824
1.049
1.380
1.610
2.067
2.469
3.068
3.548
4.026
5.047
6.065
8.071
7.981
10.192
10.136
10.020
12.090
12.000
.068
.088
.091
.109
.113
.133
.140
.145
.154
.203
.216
.226
.237
.258
.280
.277
.322
.279
.307
.365
.330
.375
.24
.42
.57
.85
1.13
1.68
2.27
2.72
3.65
5.79
7.58
9.11
10.79
14.62
18.97
24.70
28.55
31.20
34.24
40.48
43.77
49.56

Schedule 80 - Welded or Seamless 
Conforms to ASTM-A53. 

Size in inches
Dimensions in inches
Weight per ft
O.D.
I.D.
Wall
3/8
1/2
3/4
1
1-1/4
1-1/2
2
2-1/2
3
3-1/2
4
5
6
8
10
12
.675
.840
1.050
1.315
1.660
1.900
2.375
2.875
3.500
4.000
4.500
5.563
6.625
8.625
10.750
12.750
.423
.546
.742
.957
1.278
1.500
1.939
2.323
2.900
3.364
3.826
4.813
5.761
7.625
9.750
11.750
.126
.147
.154
.179
.191
.200
.218
.276
.300
.318
.337
.375
.432
.500
.500
.500
.74
1.09
1.47
2.17
3.00
3.63
5.02
7.66
10.25
12.51
14.98
20.78
28.57
43.39
54.74
65.42


A.S.A. Schedules and Pipe Dimensions

Size
Outside Dia.
Schedule
Inside Diameter Inches
Wall Thickness Inches
Weight per Ft/Lbs
Plain End
1/8
.405
5
10
40 Std
80 Ex-Hvy		-
.035
.049
.068
.095
.138
.186
.245
.3145
1/4
.540
5
10
40 Std
80 Ex-Hvy		-
.049
.065
.088
.119
.257
.3297 
.4248 
.5351
3/8
.675
5
10
40 Std
80 Ex-Hvy		-
.049
.065
.091
.126
.3276 
.4235 
.5676 
.7388
1/2
.840
5
10
40 Std
80 Ex-Hvy
160
XX-Hvy		.710
.674
.622
.546
.466
.252
.065
.083
.109
.147
.188
.294
.538
.671
.850
1.09
1.309 
1.714
3/4
1.050
5
10
40 Std
80 Ex-Hvy
160
XX-Hvy		.920
.844
.824
.742
.614
.434
.065
.083
.113
.154
.219
.308
.683
.857
1.130 
1.470 
1.944
2.441
1
1.315
5
10
40 Std
80 Ex-Hvy
160
XX-Hvy
1.185
1.097
1.049
.957
.815
.599
.065
.109
.133
.179
.250
.358
.868
1.404 
1.680 
2.170 
2.844 
3.659
1-1/4
1.660
5
10
40 Std
80 Ex-Hvy
160
XX-Hvy
1.530
1.442
1.380
1.278
1.160
.896
.065
.109
.140
.191
.250
.382
1.107 
1.806 
2.270 
3.000 
3.765 
5.214


SizeOutside Dia.Schedule
Inside Diameter Inches
Wall Thickness Inches
Weight per Ft/Lbs
Plain End
1-1/21.900
5
10
40 Std
80 Ex-Hvy
160
XX-Hvy
1.770
1.682
1.610
1.500
1.338
1.100
.065
.109
.145
.200
.281
.400
1.274
2.085
2.720 
3.630 
4.859 
6.408
22.3755
10
40 Std
80 Ex-Hvy
160
XX-Hvy
2.245
2.157
2.067
1.939
1.689
1.503
.065
.109
.154
.218
.344
.436
1.604 
2.638 
3.650 
5.020 
7.462 
9.030
2-1/22.8755
10
40 Std
80 Ex-Hvy
160
XX-Hvy
2.709
2.635
2.469
2.323
2.125
1.771
.083
.120
.203
.276
.375
.552
2.475 
3.531 
5.790 
7.660 
10.010 13.690
33.5005
10
40 Std
80 Ex-Hvy
160
XX-Hvy
3.334
3.260
3.068
2.900
2.624
2.300
.083
.120
.216
.300
.438
.600
3.029
4.332 
7.580 
10.250 14.320 18.580
3-1/24.0005
10
40 Std
80 Ex-Hvy
3.834
3.760
3.548
3.364
.083
.120
.226
.318
3.472 
4.973 
9.110 
12.500
44.5005
10
40 Std
80 Ex-Hvy
160
XX-Hvy
4.334
4.260
4.026
3.826
3.624
3.438
3.152
.083
.120
.237
.337
.438
.531
.674
3.915 
5.613 
10.790 14.980 19.000 22.510 27.540



Size
Outside Dia.Schedule
Inside Diameter Inches
Wall Thickness Inches
Weight
per Ft/Lbs
Plain End
4-1/2
5.0040
80 Ex-Hvy XX-Hvy
4.506
4.290
3.580
.247
.35
.710
12.530 17.610 32.430
5
5.5635
10
40 Std
80 Ex-Hvy
120
160
XX-Hvy
5.345
5.295
5.047
4.813
4.563
4.313
4.063
.109
.134
.258
.375
.500
.625
.750
6.349 
7.770 
14.620 20.780 27.040 32.960 38.550
66.6255
10
40 Std
80 Ex-Hvy
120
160
XX-Hvy
6.407
6.357
6.065
5.761
5.491
5.189
4.897
.109
.134
.280
.432
.526
.719
.864
7.585 
9.289 
18.970 28.570 36.390 45.650 53.160
77.62540 Std
80 Ex-Hvy
XX-Hvy
7.023
6.625
5.875
.301
.500
.875
23.570 38.050 63.080
88.6255
10
20
40 Std
60
80 Ex-Hvy XX-Hvy
160
8.407
8.329
8.125
7.981
7.813
7.625
5.875
6.813
.109
.148
.250
.322
.406
.500
.875
.906
9.914 
13.400 22.360 28.550 35.640 43.390 72.420 74.690
99.62540 Std
80 Ex-Hvy
XX-Hvy
8.941
8.625
7.875
.342
.500
.875
33.900 48.720 81.770
105
10
30
40 Std
80 Ex-Hvy
10.482 10.420 10.136 10.020 9.7500
.134
.165
.307
.365
.500
15.190 18.700 34.240 40.480 54.740



Size
Outside Dia.
Schedule
Inside Diameter Inches
Wall Thickness Inches
Weight per Ft/Lbs
Plain End
10
10.750
140
160
8.750
8.500
1.000
1.125
104.130 115.640
11
11.750
40 Std
80 Ex-Hvy
XX-Hvy
11.000
10.750
10.000
.375
.500
.875
45.550 60.070 101.630
12
12.750
5
Std
40
80 Ex-Hvy
160
12.420
12.000
12.000
11.750
10.126
.165
.375
.406
.500
1.312
22.180 49.560 53.530 65.420 160.270
14
14.000
10
20
30 Std
40
Ex-Hvy
60
80
100
120
140
160
13.500
13.376
13.250
13.124
13.000
12.814
12.500
12.126
11.814
11.500
11.188
.250
.312
.375
.438
.500
.594
.750
.938
1.094
1.250
1.406
36.710 45.610 54.570 63.440 72.090 85.050 106.130 130.850 150.900 170.210 189.100
16
16.000
10
20
30 Std
40 Ex-Hvy
60
80
100
120
140
160
15.500
13.376
15.250
15.000
14.688
14.314
13938
13564
13.124
13.814
.250
.312
.375
.500
.656
.844
1.031
1.219
1.438
1.594
42.050 52.270 62.580 82.770 107.500 136.610 164.820 192.820 223.640 245.250
18
18.000
10
20
Std
30
Ex-Hvy
40
17.500
17.376
17.250
17.124
17.000
16.876
.250
.312
.375
.438
.500
.562
47.390 58.940 70.590 82.150 93.450 104.670


Size
Outside Dia.
Schedule
Inside Diameter Inches
Wall Thickness Inches
Weight per Ft/Lbs
Plain End
1818.000
60
80
100
120
140
160
16.500
16.126
15.688
15.250
14.876
14.438
.750
.938
1.156
1.375
1.562
1.781
138.170
170.920
207.960
244.140
274.220
308.500
2020.000
10
20 Std
30 X-Hvy
40
60
80
100
120
140
160
19.500
19.250
19.000
18.814
18.376
17.938
17.438
17.000
16.500
16.064
.250
.375
.500
.594
.812
1.031
1.281
1.500
1.750
1.969
52.730
78.600
104.130
123.110
166.400
208.870
256.100
296.370
341.090
379.170
2222.000
10
20 Std
30 X-Hvy
60
80
100
120
140
160
21.500
21.250
21.000
20.250
19.750
19.250
18.750
18.250
17.750
.250
.375
.500
.875
1.125
1.375
1.625
1.875
2.125
58.070
86.610
114.810
197.410
250.810
302.880
353.610
403.000
451.060
2424.000
10
20 Std
Ex-Hvy
30
40
60
80
100
120
140
160
23.500
23.250
23.000
22.876
22.626
22.064
21.564
20.938
20.376
19.876
19.314
.250
.375
.500
.562
.688
.969
1.219
1.531
1.812
2.062
2.344
63.410
94.620
125.490
140.680
171.290
238.350
296.580
367.390
429.390
483.100
542.130