Weldbend SCHEDULE STD User Manual

CONCENTRIC AND ECCENTRIC REDUCERS

sCHeDule sTD

Pipe

Size

¾ x ½ 1.05 0.824 0.113 0.84 0.622 0.109 1.50 40 0.21

1 x ¾ 1.32 1.054 0.133 1.05 0.824 0.113 2.00 40 0.36

FITTINGS

62

1 x ½ 1.32 1.054 0.133 0.84 0.622 0.109 2.00 40 0.36

1 ¼ x 1 1.66 1.380 0.140 1.32 1.054 0.133 2.00 40 0.48

1 ¼ x ¾ 1.66 1.380 0.140 1.05 0.824 0.113 2.00 40 0.42

1 ¼ x ½ 1.66 1.380 0.140 0.84 0.622 0.109 2.00 40 0.42

1 ½ x 1 ¼ 1.90 1.610 0.145 1.66 1.380 0.140 2.50 40 0.65

1 ½ x 1 1.90 1.610 0.145 1.32 1.054 0.133 2.50 40 0.57

1 ½ x ¾ 1.90 1.610 0.145 1.05 0.824 0.113 2.50 40 0.56

1 ½ x ½ 1.90 1.610 0.145 0.84 0.622 0.109 2.50 40 0.56

2 x 1 ½ 2.38 2.072 0.154 1.90 1.610 0.145 3.00 40 0.94
2 x 1 ¼ 2.38 2.072 0.154 1.66 1.380 0.140 3.00 40 0.88

2 x 1 2.38 2.072 0.154 1.32 1.054 0.133 3.00 40 0.81

2 x ¾ 2.38 2.072 0.154 1.05 0.824 0.113 3.00 40 0.74

2 ½ x 2 2.88 2.474 0.203 2.38 2.072 0.154 3.50 40 1.60
2 ½ x 1 ½ 2.88 2.474 0.203 1.90 1.610 0.145 3.50 40 1.50
2 ½ x 1 ¼ 2.88 2.474 0.203 1.66 1.380 0.140 3.50 40 1.40

2 ½ x 1 2.88 2.474 0.203 1.32 1.054 0.133 3.50 40 1.30

3 x 2 ½ 3.50 3.068 0.216 2.88 2.474 0.203 3.50 40 2.20

3 x 2 3.50 3.068 0.216 2.38 2.072 0.154 3.50 40 2.00
3 x 1 ½ 3.50 3.068 0.216 1.90 1.610 0.145 3.50 40 1.90
3 x 1 ¼ 3.50 3.068 0.216 1.66 1.380 0.140 3.50 40 1.80

❖ 3 x 1
3 ½ x 3 4.00 3.548 0.226 3.50 3.068 0.216 4.00 40 2.80

3 ½ x 2 ½ 4.00 3.548 0.226 2.88 2.474 0.203 4.00 40 2.70

3 ½ x 2 4.00 3.548 0.226 2.38 2.072 0.154 4.00 40 2.60

3 ½ x 1 ½ 4.00 3.548 0.226 1.90 1.610 0.145 4.00 40 2.60
3 ½ x 1 ¼ 4.00 3.548 0.226 1.66 1.380 0.140 4.00 40 2.50

4 x 3 ½ 4.50 4.026 0.237 4.00 3.548 0.226 4.00 40 3.50

4 x 3 4.50 4.026 0.237 3.50 3.068 0.216 4.00 40 3.30
4 x 2 ½ 4.50 4.026 0.237 2.88 2.474 0.203 4.00 40 3.20

4 x 2 4.50 4.026 0.237 2.38 2.072 0.154 4.00 40 3.10
4 x 1 ½ 4.50 4.026 0.237 1.90 1.610 0.145 4.00 40 3.00

NOTES

1. Conforms to ASME B16.9 & ASTM A234 WPB.

2. All dimensions are in inches.

3. For bevel detail see page 107.

4. For dimensional tolerances see page 108.

5. For sizes larger than 48" please call.

6. 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. Special Fittings

paragraph 4.4.2.

LARGE DIAMETER SMALL DIAMETER

Outside

Diameter

O.D. I.D. T O.D. I.D. T L

Inside

Diameter

Wall

Thickness

Outside

Diameter

Inside

Diameter

Wall

Thickness

Length

Pipe

Schedule

Number

Approx.

Weight in

3.50 3.068 0.216 1.32 1.054 0.133 3.50 40 1.70

Pounds

Copyright © 2010 by Weldbend Corporation. All Rights Reserved.

TEL: [phone]
FAX: [phone]

www.weldbend.com

Pipe

Size

❖ 4 x 1 ¼

❖ 4 x 1

Outside

Diameter

4.50 4.026 0.237 1.66 1.380 0.140 4.00 40 3.00

4.50 4.026 0.237 1.32 1.054 0.133 4.00 40 2.80

LARGE DIAMETER SMALL DIAMETER

Inside

Diameter

O.D. I.D. T O.D. I.D. T L

Wall

Thickness

Outside

Diameter

CONCENTRIC AND ECCENTRIC REDUCERS

Inside

Diameter

Wall

Thickness

Length

Pipe

Schedule

Number

5 x 4 5.56 5.044 0.258 4.50 4.026 0.237 5.00 40 5.50

5 x 3 ½ 5.56 5.044 0.258 4.00 3.548 0.226 5.00 40 5.30

5 x 3 5.56 5.044 0.258 3.50 3.068 0.216 5.00 40 5.10

5 x 2 ½ 5.56 5.044 0.258 2.88 2.474 0.203 5.00 40 4.80

5 x 2 5.56 5.044 0.258 2.38 2.072 0.154 5.00 40 4.70
6 x 5 6.62 6.060 0.280 5.56 5.044 0.258 5.50 40 7.60
6 x 4 6.62 6.060 0.280 4.50 4.026 0.237 5.50 40 7.40

6 x 3 ½ 6.62 6.060 0.280 4.00 3.548 0.226 5.50 40 7.10

6 x 3 6.62 6.060 0.280 3.50 3.068 0.216 5.50 40 6.90

6 x 2 ½ 6.62 6.060 0.280 2.88 2.474 0.203 5.50 40 6.60

❖ 6 x 2

6.62 6.060 0.280 2.38 2.072 0.154 5.50 40 6.50
8 x 6 8.62 7.976 0.322 6.62 6.060 0.280 6.00 40 12.30
8 x 5 8.62 7.976 0.322 5.56 5.044 0.258 6.00 40 11.50
8 x 4 8.62 7.976 0.322 4.50 4.026 0.237 6.00 40 10.80

8 x 3 ½ 8.62 7.976 0.322 4.00 3.548 0.226 6.00 40 10.60

❖ 8 x 3

8.62 7.976 0.322 3.50 3.068 0.216 6.00 40 9.80

10 x 8 10.75 10.020 0.365 8.62 7.976 0.322 7.00 40 22.10
10 x 6 10.75 10.020 0.365 6.62 6.060 0.280 7.00 40 20.70
10 x 5 10.75 10.020 0.365 5.56 5.044 0.258 7.00 40 19.50
10 x 4 10.75 10.020 0.365 4.50 4.026 0.237 7.00 40 18.40

12 x 10 12.75 12.000 0.375 10.75 10.020 0.365 8.00 * 32.40

12 x 8 12.75 12.000 0.375 8.62 7.976 0.322 8.00 * 30.50
12 x 6 12.75 12.000 0.375 6.62 6.060 0.280 8.00 * 29.50
12 x 5 12.75 12.000 0.375 5.56 5.044 0.258 8.00 * 27.80

❖ 12 x 4

12.75 12.000 0.375 4.50 4.026 0.237 8.00 * 26.20
14 x 12 14.00 13.250 0.375 12.75 12.000 0.375 13.00 * 63.10
14 x 10 14.00 13.250 0.375 10.75 10.020 0.365 13.00 * 61.40

14 x 8 14.00 13.250 0.375 8.62 7.976 0.322 13.00 * 60.00

14 x 6 14.00 13.250 0.375 6.62 6.060 0.280 13.00 * 59.20
16 x 14 16.00 15.250 0.375 14.00 13.250 0.375 14.00 * 75.40
16 x 12 16.00 15.250 0.375 12.75 12.000 0.375 14.00 * 72.70
16 x 10 16.00 15.250 0.375 10.75 10.020 0.365 14.00 * 71.10

16 x 8 16.00 15.250 0.375 8.62 7.976 0.322 14.00 * 69.40

❖ 16 x 6

16.00 15.250

0.375 6.62 6.060 0.280 14.00 * 67.40
18 x 16 18.00 17.250 0.375 16.00 15.250 0.375 15.00 * 87.30
18 x 14 18.00 17.250 0.375 14.00 13.250 0.375 15.00 * 86.00
18 x 12 18.00 17.250 0.375 12.75 12.000 0.375 15.00 * 84.80
18 x 10 18.00 17.250 0.375 10.75 10.020 0.365 15.00 * 83.70

❖ 18 x 8

18.00 17.250 0.375 8.62 7.976 0.322 15.00 * 81.75
20 x 18 20.00 19.250 0.375 18.00 17.250 0.375 20.00 * 123.00
20 x 16 20.00 19.250 0.375 16.00 15.250 0.375 20.00 * 121.00
20 x 14 20.00 19.250 0.375 14.00 13.250 0.375 20.00 * 119.00

Approx.

Weight in

Pounds

FITTINGS

63

Copyright © 2010 by Weldbend Corporation. All Rights Reserved.

CONCENTRIC AND ECCENTRIC REDUCERS

sCHeDule XXs

Pipe

Size

¾ x ½ 1.05 0.434 0.308 0.84 0.252 0.294 1.50 * 0.39

1 x ¾ 1.32 0.604 0.358 1.05 0.434 0.308 2.00 * 0.50

FITTINGS

1 x ½ 1.32 0.604 0.358 0.84 0.252 0.294 2.00 * 0.50

1 ¼ x 1 1.66 0.896 0.382 1.32 0.604 0.358 2.00 * 0.75

1 ¼ x ¾ 1.66 0.896 0.382 1.05 0.434 0.308 2.00 * 0.75

1 ¼ x ½ 1.66 0.896 0.382 0.84 0.252 0.294 2.00 * 0.75

1 ½ x 1 ¼ 1.90 1.100 0.400 1.66 0.896 0.382 2.50 * 1.00

1 ½ x 1 1.90 1.100 0.400 1.32 0.604 0.358 2.50 * 1.00

1 ½ x ¾ 1.90 1.100 0.400 1.05 0.434 0.308 2.50 * 1.00

1 ½ x ½ 1.90 1.100 0.400 0.84 0.252 0.294 2.50 * 1.00

2 x 1 ½ 2.38 1.508 0.436 1.90 1.100 0.400 3.00 * 2.00
2 x 1 ¼ 2.38 1.508 0.436 1.66 0.896 0.382 3.00 * 2.00

2 x 1 2.38 1.508 0.436 1.32 0.604 0.358 3.00 * 2.00

2 x ¾ 2.38 1.508 0.436 1.05 0.434 0.308 3.00 * 1.75

2 ½ x 2 2.88 1.776 0.552 2.38 1.508 0.436 3.50 * 4.00

2 ½ x 1 ½ 2.88 1.776 0.552 1.90 1.100 0.400 3.50 * 4.00
2 ½ x 1 ¼ 2.88 1.776 0.552 1.66 0.896 0.382 3.50 * 3.50

2 ½ x 1 2.88 1.776 0.552 1.32 0.604 0.358 3.50 * 3.50
3 x 2 ½ 3.50 2.300 0.600 2.88 1.776 0.552 3.50 * 5.00

3 x 2 3.50 2.300 0.600 2.38 1.508 0.436 3.50 * 5.00
3 x 1 ½ 3.50 2.300 0.600 1.90 1.100 0.400 3.50 * 5.00
3 x 1 ¼ 3.50 2.300 0.600 1.66 0.896 0.382 3.50 * 4.50

❖ 3 x 1

4 x 3 4.50 3.152 0.674 3.50 2.300 0.600 4.00 * 8.00

4 x 2 ½ 4.50 3.152 0.674 2.88 1.776 0.552 4.00 * 8.00

4 x 2 4.50 3.152 0.674 2.38 1.508 0.436 4.00 * 7.50

4 x 1 ½ 4.50 3.152 0.674 1.90 1.100 0.400 4.00 * 7.50

❖ 4 x 1 ¼

❖ 4 x 1

NOTES

1. Conforms to ASME B16.9 & ASTM A234 WPB.

2. All dimensions are in inches.

3. For bevel detail see page 107.

4. For dimensional tolerances see page 108.

5. 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. Special Fittings

paragraph 4.4.2.

LARGE DIAMETER SMALL DIAMETER

Outside

Diameter

O.D. I.D. T O.D. I.D. T L

Inside

Diameter

Wall

Thickness

Outside

Diameter

Inside

Diameter

Wall

Thickness

Length

Pipe

Schedule

Number

Approx.

Weight in

3.50 2.300 0.600 1.32 0.604 0.358 3.50 * 4.50

4.50 3.152 0.674 1.66 0.896 0.382 4.00 * 7.50

4.50 3.152 0.674 1.32 0.604 0.358 4.00 * 7.00

Pounds

74

Copyright © 2010 by Weldbend Corporation. All Rights Reserved.

TEL: [phone]
FAX: [phone]

www.weldbend.com

Pipe

Size

Outside

Diameter

LARGE DIAMETER SMALL DIAMETER

Inside

Diameter

O.D. I.D. T O.D. I.D. T L

Wall

Thickness

Outside

Diameter

CONCENTRIC AND ECCENTRIC REDUCERS

Inside

Diameter

Wall

Thickness

Length

Pipe

Schedule

Number

5 x 4 5.56 4.060 0.750 4.50 3.152 0.674 5.00 * 16.00
5 x 3 5.56 4.060 0.750 3.50 2.300 0.600 5.00 * 16.00

5 x 2 ½ 5.56 4.060 0.750 2.88 1.776 0.552 5.00 * 16.00

5 x 2 5.56 4.060 0.750 2.38 1.508 0.436 5.00 * 16.00
6 x 5 6.62 4.892 0.864 5.56 4.060 0.750 5.50 * 23.00
6 x 4 6.62 4.892 0.864 4.50 3.152 0.674 5.50 * 23.00
6 x 3 6.62 4.892 0.864 3.50 2.300 0.600 5.50 * 20.00

6 x 2 ½ 6.62 4.892 0.864 2.88 1.776 0.552 5.50 * 20.00

❖ 6 x 2

6.62 4.892 0.864 2.38 1.508 0.436 5.50 * 19.00
8 x 6 8.62 6.870 0.875 6.62 4.892 0.864 6.00 * 36.00
8 x 5 8.62 6.870 0.875 5.56 4.060 0.750 6.00 * 33.00
8 x 4 8.62 6.870 0.875 4.50 3.152 0.674 6.00 * 33.00

❖ 8 x 3

8.62 6.870 0.875 3.50 2.300 0.600 6.00 * 33.00

10 x 8 10.75 8.750 1.000 8.62 6.870 0.875 7.00 * 48.00
10 x 6 10.75 8.750 1.000 6.62 4.892 0.864 7.00 * 58.00
10 x 5 10.75 8.750 1.000 5.56 4.060 0.750 7.00 * 54.00
10 x 4 10.75 8.750 1.000 4.50 3.152 0.674 7.00 * 52.00

12 x 10 12.75 10.750 1.000 10.75 8.750 1.000 8.00 * 95.00

12 x 8 12.75 10.750 1.000 8.62 6.870 0.875 8.00 * 85.00
12 x 6 12.75 10.750 1.000 6.62 4.892 0.864 8.00 * 80.00
12 x 5 12.75 10.750 1.000 5.56 4.060 0.750 8.00 * 80.00

❖ 12 x 4

12.75 10.750 1.000 4.50 3.152 0.674 8.00 * 80.00

Approx.

Weight in

Pounds

FITTINGS

Copyright © 2010 by Weldbend Corporation. All Rights Reserved.

75