ANSI B16.9 Seamless Welding Reducers 1

Nominal

 Pipe Size
(NPS) 
inch

DimensinsWall Thickness-Approx.Weight
Outside Diameter
at Bevel:D1/D2

 End 

to End

Sch.20Sch.30STDSch.40Sch.60
D1
mm
D2
mm
H
mm
t1
mm
t2
mm
kgt1
mm
t2
mm
kgt1
mm
t2
mm
kgt1
mm
t2
mm
kgt1
mm
t2
mm
kg
1X3/433.426.750.83.382.870.143.382.870.14
1-1/2X3/448.326.763.53.682.870.223.682.870.22
1-1/2X1
33.463.53.380.243.380.24
1-1/2X1-1/4
42.263.53.560.263.560.26
2X160.333.476.23.913.380.373.913.380.37
2X1-1/4
42.276.23.560.393.560.39
2X1/2
48.376.23.680.413.680.41
2-1/2X1-1/473.042.288.95.163.560.675.163.560.67
2-1/2X1-1/2
48.388.93.680.683.680.68
2-1/2X2
60.388.93.910.733.910.73
3X1-1/288.948.388.95.493.680.865.493.680.86
3X2
60.388.93.910.913.910.91
3X2-1/2
73.088.95.160.985.160.98
4X2114.360.3101.66.023.911.446.023.911.44
4X2-1/2
73.0101.65.161.525.161.52
4X3
88.9101.65.491.595.491.59
5X2-1/2141.373.0127.06.555.162.516.555.162.51
5X3
88.9127.05.492.605.492.60
5X4
114.3127.06.022.726.022.72
6X3168.388.9139.77.115.493.637.115.493.63
6X4
114.3139.76.023.726.023.72
6X5
141.3139.76.553.936.553.93
8X4219.1114.3152.48.186.025.958.186.025.95
8X5
141.3152.46.556.086.556.08
8X6
168.3152.47.116.317.116.31
10X5273.0141.3177.89.276.559.909.276.559.90
10X6
168.3177.87.1110.107.1110.10
10X8
219.1177.86.356.357.897.807.049.628.1810.508.1810.5012.7010.31
12X6323.9168.3203.29.537.1114.1010.317.1116.50
12X8
219.1203.26.356.3510.706.387.0414.008.1814.608.1817.2014.2710.3123.50
12X10
273.0203.26.3511.107.8014.609.2715.209.2717.8012.7024.30
14X8355.6219.1330.27.926.3523.109.537.0427.609.538.1826.0011.138.1832.1015.0910.3143.10
14X10
273.0330.26.3524.207.8029.009.2727.409.2733.7012.7045.10
14X12
323.9330.26.3525.608.3830.609.5328.8010.3135.6014.2747.70
16X8406.4219.1355.67.926.3527.709.537.0433.209.538.1831.9012.708.1843.9016.6610.3156.80
16X10
273.0355.66.3528.807.8034.509.2733.109.2745.7012.7059.00
16X12
323.9355.66.3529.908.3835.809.5334.3010.3147.4014.2761.40
16X14
355.6355.67.9230.509.5336.509.5335.2011.1348.3015.0962.50