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NOTES:
  1. Conforms to ASME B16.9 & ASTM A234 WPB.
  2. All dimensions are in inches.
  3. For sizes larger than 48″ please call.
  4. All weights are in pounds and approximated or estimated.

* This size and thickness does not correspond to any pipe schedule number. In accordance with B16.9.

Product Pipe Size Approx Weight Inside Diameter (Small) Wall Thickness (Small) Outside Diameter (Large) Inside Diameter (Large) Wall Thickness (Large) Outside Diameter (Small) Length
* 12″ x 4″ Schedule STD Concentring and Eccentring Reducer 12 x 4 26.2 4.026 0.237 12.75 12 0.375 4.5 8
* 16″ x 6″ Schedule STD Concentring and Eccentring Reducer 16 x 6 67.4 6.06 0.28 16 15.25 0.375 6.62 14
* 18″ x 8″ Schedule STD Concentring and Eccentring Reducer 18 x 8 81.75 7.976 0.322 18 17.25 0.375 8.62 15
* 20″ x 10″ Schedule STD Concentring and Eccentring Reducer 20 x 10 117 10.02 0.365 20 19.25 0.375 10.75 20
* 24″ x 10″ Schedule STD Concentring and Eccentring Reducer 24 x 10 141 10.02 0.365 24 23.25 0.375 10.75 20
* 24″ x 12″ Schedule STD Concentring and Eccentring Reducer 24 x 12 144 12 0.375 24 23.25 0.375 12.75 20
* 24″ x 14″ Schedule STD Concentring and Eccentring Reducer 24 x 14 147 13.25 0.375 24 23.25 0.375 14 20
* 3″ x 1″ Schedule STD Concentring and Eccentring Reducer 3 x 1 40 1.7 1.054 0.133 3.5 3.068 0.216 1.32 3.5
* 30″ x 18″ Schedule STD Concentring and Eccentring Reducer 30 x 18 315 17.25 0.375 30 29.25 0.375 18 24
* 36″ x 20″ Schedule STD Concentring and Eccentring Reducer 36 x 20 379 19.25 0.375 36 35.25 0.375 20 24
* 4″ x 1 1/4″ Schedule STD Concentring and Eccentring Reducer 4 x 1,25 40 3 1.38 0.14 4.5 4.026 0.237 1.66 4
* 4″ x 1″ Schedule STD Concentring and Eccentring Reducer 4 x 1 40 2.8 1.054 0.133 4.5 4.026 0.237 1.32 4
* 42″ x 24″ Schedule STD Concentring and Eccentring Reducer 42 x 24 443 23.25 0.375 42 41.25 0.375 24 24
* 48″ x 24″ Schedule STD Concentring and Eccentring Reducer 48 x 24 525 23.25 0.375 48 47.25 0.375 24 28
* 48″ x 30″ Schedule STD Concentring and Eccentring Reducer 48 x 30 525 29.25 0.375 48 47.25 0.375 30 28
* 48″ x 36″ Schedule STD Concentring and Eccentring Reducer 48 x 36 525 35.25 0.375 48 47.25 0.375 36 28
* 6″ x 2″ Schedule STD Concentring and Eccentring Reducer 6 x 2 40 6.5 2.072 0.154 6.62 6.06 0.28 2.38 5.5
* 8″ x 3″ Schedule STD Concentring and Eccentring Reducer 8 x 3 40 9.8 3.068 0.216 8.62 7.976 0.322 3.5 6
1 1/2″ x 1 1/4″ Schedule STD Concentring and Eccentring Reducer 1,5 x 1,25 40 0.65 1.38 0.14 1.9 1.61 0.145 1.66 2.5
1 1/2″ x 1″ Schedule STD Concentring and Eccentring Reducer 1,5 x 1 40 0.57 1.054 0.133 1.9 1.61 0.145 1.32 2.5
1 1/2″ x 1/2″ Schedule STD Concentring and Eccentring Reducer 1,5 x 0,5 40 0.56 0.622 0.109 1.9 1.61 0.145 0.84 2.5
1 1/2″ x 3/4″ Schedule STD Concentring and Eccentring Reducer 1,5 x 0,75 40 0.56 0.824 0.113 1.9 1.61 0.145 1.05 2.5
1 1/4″ x 1″ Schedule STD Concentring and Eccentring Reducer 1,25 x 1 40 0.48 1.054 0.133 1.66 1.38 0.14 1.32 2
1 1/4″ x 1/2″ Schedule STD Concentring and Eccentring Reducer 1,25 x 0,5 40 0.42 0.622 0.109 1.66 1.38 0.14 0.84 2
1 1/4″ x 3/4″ Schedule STD Concentring and Eccentring Reducer 1,25 x 0,75 40 0.42 0.824 0.113 1.66 1.38 0.14 1.05 2
1″ x 1/2″ Schedule STD Concentring and Eccentring Reducer 1 x 0,5 40 0.36 0.622 0.109 1.32 1.054 0.133 0.84 2
1″ x 3/4″ Schedule STD Concentring and Eccentring Reducer 1 x 0,75 40 0.36 0.824 0.113 1.32 1.054 0.133 1.05 2
10″ x 4″ Schedule STD Concentring and Eccentring Reducer 10 x 4 40 18.4 4.026 0.237 10.75 10.02 0.365 4.5 7
10″ x 5″ Schedule STD Concentring and Eccentring Reducer 10 x 5 40 19.5 5.044 0.258 10.75 10.02 0.365 5.56 7
10″ x 6″ Schedule STD Concentring and Eccentring Reducer 10 x 6 40 20.7 6.06 0.28 10.75 10.02 0.365 6.62 7
10″ x 8″ Schedule STD Concentring and Eccentring Reducer 10 x 8 40 22.1 7.976 0.322 10.75 10.02 0.365 8.62 7
12″ x 10″ Schedule STD Concentring and Eccentring Reducer 12 x 10 32.4 10.02 0.365 12.75 12 0.375 10.75 8
12″ x 10″ Schedule STD Concentring and Eccentring Reducer 14 x 10 61.4 10.02 0.365 14 13.25 0.375 10.75 13
12″ x 5″ Schedule STD Concentring and Eccentring Reducer 12 x 5 27.8 5.044 0.258 12.75 12 0.375 5.56 8
12″ x 6″ Schedule STD Concentring and Eccentring Reducer 12 x 6 29.5 6.06 0.28 12.75 12 0.375 6.62 8
12″ x 8″ Schedule STD Concentring and Eccentring Reducer 12 x 8 30.5 7.976 0.322 12.75 12 0.375 8.62 8
14″ x 12″ Schedule STD Concentring and Eccentring Reducer 14 x 12 63.1 12 0.375 14 13.25 0.375 12.75 13
14″ x 6″ Schedule STD Concentring and Eccentring Reducer 14 x 6 59.2 6.06 0.28 14 13.25 0.375 6.62 13
14″ x 8″ Schedule STD Concentring and Eccentring Reducer 14 x 8 60 7.976 0.322 14 13.25 0.375 8.62 13
16″ x 10″ Schedule STD Concentring and Eccentring Reducer 16 x 10 71.1 10.02 0.365 16 15.25 0.375 10.75 14
16″ x 12″ Schedule STD Concentring and Eccentring Reducer 16 x 12 72.7 12 0.375 16 15.25 0.375 12.75 14
16″ x 14″ Schedule STD Concentring and Eccentring Reducer 16 x 14 75.4 13.25 0.375 16 15.25 0.375 14 14
16″ x 8″ Schedule STD Concentring and Eccentring Reducer 16 x 8 69.4 7.976 0.322 16 15.25 0.375 8.62 14
18″ x 10″ Schedule STD Concentring and Eccentring Reducer 18 x 10 83.7 10.02 0.365 18 17.25 0.375 10.75 15
18″ x 12″ Schedule STD Concentring and Eccentring Reducer 18 x 12 84.8 12 0.375 18 17.25 0.375 12.75 15
18″ x 14″ Schedule STD Concentring and Eccentring Reducer 18 x 14 86 13.25 0.375 18 17.25 0.375 14 15
18″ x 16″ Schedule STD Concentring and Eccentring Reducer 18 x 16 87.3 15.25 0.375 18 17.25 0.375 16 15
2 1/2″ x 1 1/2″ Schedule STD Concentring and Eccentring Reducer 2,5 x 1,5 40 1.5 1.61 0.145 2.88 2.474 0.203 1.9 3.5
2 1/2″ x 1 1/4″ Schedule STD Concentring and Eccentring Reducer 2,5 x 1,25 40 1.4 1.38 0.14 2.88 2.474 0.203 1.66 3.5
2 1/2″ x 1″ Schedule STD Concentring and Eccentring Reducer 2,5 x 1 40 1.3 1.054 0.133 2.88 2.474 0.203 1.32 3.5
Product Pipe Size Pipe Schedule Number Approx Weight Inside Diameter (Small) Wall Thickness (Small) Outside Diameter (Large) Inside Diameter (Large) Wall Thickness (Large) Outside Diameter (Small) Length
2 1/2″ x 2″ Schedule STD Concentring and Eccentring Reducer 2,5 x 2 40 1.6 2.072 0.154 2.88 2.474 0.203 2.38 3.5
2″ x 1 1/2″ Schedule STD Concentring and Eccentring Reducer 2 x 1,5 40 0.94 1.61 0.145 2.38 2.072 0.154 1.9 3
2″ x 1 1/4″ Schedule STD Concentring and Eccentring Reducer 2 x 1,25 40 0.88 1.38 0.14 2.38 2.072 0.154 1.66 3
2″ x 1″ Schedule STD Concentring and Eccentring Reducer 2 x 1 40 0.81 1.054 0.133 2.38 2.072 0.154 1.32 3
2″ x 3/4″ Schedule STD Concentring and Eccentring Reducer 2 x 0,75 40 0.74 0.824 0.113 2.38 2.072 0.154 1.05 3
20″ x 12″ Schedule STD Concentring and Eccentring Reducer 20 x 12 118 12 0.375 20 19.25 0.375 12.75 20
20″ x 14″ Schedule STD Concentring and Eccentring Reducer 20 x 14 119 13.25 0.375 20 19.25 0.375 14 20
20″ x 16″ Schedule STD Concentring and Eccentring Reducer 20 x 16 121 15.25 0.375 20 19.25 0.375 16 20
20″ x 18″ Schedule STD Concentring and Eccentring Reducer 20 x 18 123 17.25 0.375 20 19.25 0.375 18 20
24″ x 16″ Schedule STD Concentring and Eccentring Reducer 24 x 16 150 15.25 0.375 24 23.25 0.375 16 20
24″ x 18″ Schedule STD Concentring and Eccentring Reducer 24 x 18 153 17.25 0.375 24 23.25 0.375 18 20
24″ x 20″ Schedule STD Concentring and Eccentring Reducer 24 x 20 156 19.25 0.375 24 23.25 0.375 20 20
3 1/2″ x 1 1/2″ Schedule STD Concentring and Eccentring Reducer 3,5 x 1,5 40 2.6 1.61 0.145 4 3.548 0.226 1.9 4
3 1/2″ x 1 1/4″ Schedule STD Concentring and Eccentring Reducer 3,5 x 1,25 40 2.5 1.38 0.14 4 3.548 0.226 1.66 4
3 1/2″ x 2 1/2″ Schedule STD Concentring and Eccentring Reducer 3,5 x 2,5 40 2.7 2.474 0.203 4 3.548 0.226 2.88 4
3 1/2″ x 2″ Schedule STD Concentring and Eccentring Reducer 3,5 x 2 40 2.6 2.072 0.154 4 3.548 0.226 2.38 4
3 1/2″ x 3″ Schedule STD Concentring and Eccentring Reducer 3,5 x 3 40 2.8 3.068 0.216 4 3.548 0.226 3.5 4
3″ x 1 1/2″ Schedule STD Concentring and Eccentring Reducer 3 x 1,5 40 1.9 1.61 0.145 3.5 3.068 0.216 1.9 3.5
3″ x 1 1/4″ Schedule STD Concentring and Eccentring Reducer 3 x 1,25 40 1.8 1.38 0.14 3.5 3.068 0.216 1.66 3.5
3″ x 2 1/2″ Schedule STD Concentring and Eccentring Reducer 3 x 2,5 40 2.2 2.474 0.203 3.5 3.068 0.216 2.88 3.5
3″ x 2″ Schedule STD Concentring and Eccentring Reducer 3 x 2 40 2 2.072 0.154 3.5 3.068 0.216 2.38 3.5
3/4″ x 1/2″ Schedule STD Concentring and Eccentring Reducer 0,75 x 0,5 40 0.21 0.622 0.109 1.05 0.824 0.113 0.84 1.5
30″ x 20″ Schedule STD Concentring and Eccentring Reducer 30 x 20 315 19.25 0.375 30 29.25 0.375 20 24
30″ x 24″ Schedule STD Concentring and Eccentring Reducer 30 x 24 315 23.25 0.375 30 29.25 0.375 24 24
36″ x 24″ Schedule STD Concentring and Eccentring Reducer 36 x 24 379 23.25 0.375 36 35.25 0.375 24 24
36″ x 30″ Schedule STD Concentring and Eccentring Reducer 36 x 30 379 29.25 0.375 36 35.25 0.375 30 24
4″ x 1 1/2″ Schedule STD Concentring and Eccentring Reducer 4 x 1,5 40 3 1.61 0.145 4.5 4.026 0.237 1.9 4
4″ x 2 1/2″ Schedule STD Concentring and Eccentring Reducer 4 x 2,5 40 3.2 2.474 0.203 4.5 4.026 0.237 2.88 4
4″ x 2″ Schedule STD Concentring and Eccentring Reducer 4 x 2 40 3.1 2.072 0.154 4.5 4.026 0.237 2.38 4
4″ x 3 1/2″ Schedule STD Concentring and Eccentring Reducer 4 x 3,5 40 3.5 3.548 0.226 4.5 4.026 0.237 4 4
4″ x 3″ Schedule STD Concentring and Eccentring Reducer 4 x 3 40 3.3 3.068 0.216 4.5 4.026 0.237 3.5 4
42″ x 30″ Schedule STD Concentring and Eccentring Reducer 42 x 30 443 29.25 0.375 42 41.25 0.375 30 24
42″ x 36″ Schedule STD Concentring and Eccentring Reducer 42 x 36 443 35.25 0.375 42 41.25 0.375 36 24
48″ x 42″ Schedule STD Concentring and Eccentring Reducer 48 x 42 525 41.25 0.375 48 47.25 0.375 42 28
5″ x 2 1/2″ Schedule STD Concentring and Eccentring Reducer 5 x 2,5 40 4.8 2.474 0.203 5.56 5.044 0.258 2.88 5
5″ x 2″ Schedule STD Concentring and Eccentring Reducer 5 x 2 40 4.7 2.072 0.154 5.56 5.044 0.258 2.38 5
5″ x 3 1/2″ Schedule STD Concentring and Eccentring Reducer 5 x 3,5 40 5.3 3.548 0.226 5.56 5.044 0.258 4 5
5″ x 3″ Schedule STD Concentring and Eccentring Reducer 5 x 3 40 5.1 3.068 0.216 5.56 5.044 0.258 3.5 5
5″ x 4″ Schedule STD Concentring and Eccentring Reducer 5 x 4 40 5.5 4.026 0.237 5.56 5.044 0.258 4.5 5
6″ x 3 1/2″ Schedule STD Concentring and Eccentring Reducer 6 x 3,5 40 7.1 3.548 0.226 6.62 6.06 0.28 4 5.5
6″ x 2 1/2″ Schedule STD Concentring and Eccentring Reducer 6 x 2,5 40 6.6 2.474 0.203 6.62 6.06 0.28 2.88 5.5
6″ x 3″ Schedule STD Concentring and Eccentring Reducer 6 x 3 40 6.9 3.068 0.216 6.62 6.06 0.28 3.5 5.5
6″ x 4″ Schedule STD Concentring and Eccentring Reducer 6 x 4 40 7.4 4.026 0.237 6.62 6.06 0.28 4.5 5.5
6″ x 5″ Schedule STD Concentring and Eccentring Reducer 6 x 5 40 7.6 5.044 0.258 6.62 6.06 0.28 5.56 5.5
8″ x 3 1/2″ Schedule STD Concentring and Eccentring Reducer 8 x 3,5 40 10.6 3.548 0.226 8.62 7.976 0.322 4 6
8″ x 4″ Schedule STD Concentring and Eccentring Reducer 8 x 4 40 10.8 4.026 0.237 8.62 7.976 0.322 4.5 6
8″ x 5″ Schedule STD Concentring and Eccentring Reducer 8 x 5 40 11.5 5.044 0.258 8.62 7.976 0.322 5.56 6
8″ x 6″ Schedule STD Concentring and Eccentring Reducer 8 x 6 40 12.3 6.06 0.28 8.62 7.976 0.322 6.62 6
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