ANSI Flanges & Buttweld Fittings – Weights

APPROXIMATE WEIGHT OF POPULAR SIZES
NOMINAL PIPE SIZE ANSI B36.10SCHEDULE NOBUTTWELD FITTINGSANSI FLANGES
90º L/R
ELBOWS
TEES EQUALCON
& ECC RED
CLASS 150CLASS 300CLASS 600CLASS 900CLASS 1500CLASS 2500
SOW / SW THREADW / NBLINDSOW / SW THREADW / NBLINDW / NBLINDW / NBLINDW / NBLINDW / NBLIND
DNNPS KG/EAKG/EAKG/EAKG/EAKG/EAKG/EAKG/EAKG/EAKG/EAKG/EAKG/EAKG/EAKG/EAKG/EAKG/EAKG/EAKG/EA
15½40
80
0.08
0.10
0.16
0.21

0.450.790.570.730.910.790.910.702.001.801.901.803.603.00
20¾40
80
0.08
0.11
0.21
0.27
0.07
0.10
0.680.860.911.251.411.131.591.202.722.402.602.404.004.50
25140
80
0.17
0.21
0.34
0.43
0.14
0.18
0.951.091.091.361.811.771.861.503.863.603.803.606.005.00
3240
80
0.28
0.39
0.64
0.75
0.18
0.23
1.131.411.252.042.272.682.722.004.544.104.404.109.008.00
4040
80
0.39
0.50
0.95
1.13
0.27
0.32
1.361.811.702.813.062.833.743.206.355.806.105.8013.0011.00
50240
80
0.68
1.00
1.45
1.72
0.41
0.54
2.222.832.773.133.743.524.654.3010.8910.1011.1010.1019.0017.00
6540
80
1.36
1.82
2.45
2.95
0.68
0.91
3.824.424.044.545.565.446.446.0016.3314.0015.5014.0024.0025.00
80340
80
2.18
2.86
3.45
4.30
0.91
1.27
4.085.225.446.127.377.268.508.0014.5113.1020.4019.0043.0039.00
9040
80
3.05
4.1
4.5
5.9
1.36
1.81
4.995.446.357.719.539.9812.2510.50
100440
80
4.2
5.7
5.7
7.3
1.59
2.18
5.947.487.379.5311.7911.7917.2418.0023.1322.1030.5030.0066.0060.00
125540
80
6.8
10.0
9.1
11.8
2.7
3.8
6.129.539.0712.7015.4215.8830.8428.5039.0136.5058.0058.00111.00101.00
150640
80
10.9
16.3
13.6
19.0
3.9
5.4
8.1611.3412.7016.3319.9620.8734.0235.5049.9047.4070.0072.00172.00156.00
200840
80
21.8
33.1
25
33.5
5.9
8.6
12.7019.0521.7725.4032.2138.1052.1658.0084.8282.50125.00122.00261.00242.00
2501040
60
38.6
52
41
54
10
14
17.2425.4031.7535.3844.0053.3490.3698.00121.56123.00204.00210.00485.00465.00
30012Std XS57
75
57
77
15
20
27.2238.1045.3650.8064.4186.18101.60125.00168.74174.00303.00315.00730.00665.00
3501430
XS
73
97
73
93
28
37
35.3851.2658.9774.3984.37107.05157.40151.00254.92225.00427.00423.00
4001630
40
98
130
91
120
35
46
42.1863.5077.11101.60111.58145.15209.11215.00310.71280.00570.00590.00
45018Std XS120
165
135
190
40
53
52.6268.04102.51126.10138.35181.89217.27287.00419.12400.00740.00795.00
5002020
30
150
200
168
245
61
82
65.3281.65123.38149.69174.63231.33312.98366.00527.98503.00935.001030.00
6002420
XS
220
280
240
350
77
95
91.63118.84203.21222.26247.21342.92443.16532.00680.39953.001515.001650.00
75030Std 20332
440
388
484
107
143
142.88163.29326.59367.41421.84680.39589.67908.00975.221373.00
90036Std 20481
638
588
731
129
172
217.72235.87510.29544.31589.671031.92793.791339.001564.892225.00
DIMENSIONSWEIGHT IN KILOGRAMS
APPROXIMATE WEIGHT PER UNIT FOR AUSTENITIC BUTTWELD FITTINGS AND FLANGES MAY BE OBTAINED BY APPLYING A FACTOR OF 1.015
APPROXIMATE WEIGHT PER UNIT FOR TITANIUM BUTTWELD FITTINGS AND FLANGES, APPLY A FACTOR OF 0.57

NOTES:

  • UP TO NPS10”DN250 STD WT, 40S AND SCH40 HAVE THE SAME WALL THICKNESS.
  • UP TO NPS8”DN200 XS, 80S AND SCH80 HAVE THE SAME WALL THICKNESS.
  • BUTTWELD FITTINGS – ANSI B16.9
  • FLANGES ≤ 600NB – ANSI B16.5
  • FLANGES > 600NB – BS3293