REDUCERS

Type and Construction

Eccentric and concentric reducers are in accordance with EEMUA –234, Section 1. The concentric reducers are typically supplied up to incl. 12 in./323.9 mm in seamless condition; bigger dimensions are seamwelded. The eccentric reducers are supplied up to incl. 8 in./219.1 mm in seamless condition; bigger dimensions are seamwelded.

Dimensions

Dimensions are based on EEMUA -234, Section 1, Figures 1.1, Tables 1.1-1.2 and 1.9.1-1.9.3. Reducers with other dimensions are available on request.

Tolerances

See Appendix C

Weld Preparation

For wall thickness less than 3 mm, the reducers are supplied with plain weld ends. Larger thicknesses are supplied with the weld bevel of 37 ½°±2 ½°.

Specified Size Lenght Specified Wall Thickness t x t1 Approx. Weight
OD H 16 bar 20 bar 16 bar 20 bar
mm mm mm mm kg kg
57 x 30 76 2.5 x 2.5 2.5 x 2.5 0.29 0.29
57 x 38 76 2.5 x 2.5 2.5 x 2.5 0.29 0.29
57 x 44.5 76 2.5 x 2.5 2.5 x 2.5 0.29 0.29
76.1 x 57 89 2.5 x 2.5 2.5 x 2.5 0.40 0.40
88.9 x 57 89 2.5 x 2.5 2.5 x 2.5 0.44 0.44
88.9 x 76.1 89 2.5 x 2.5 2.5 x 2.5 0.50 0.50
108 x 57 102 3.0 x 2.5 3.0 x 2.5 0.67 0.67
108 x 76.1 102 3.0 x 2.5 3.0 x 2.5 0.75 0.75
108 x 88.9 102 3.0 x 2.5 3.0 x 2.5 0.80 0.80
159 x 57 140 3.0 x 2.5 3.5 x 2.5 1.32 1.54
159 x 76.1 140 3.0 x 2.5 3.5 x 2.5 1.44 1.68
159 x 88.9 140 3.0 x 2.5 3.5 x 2.5 1.52 1.77
159 x 108 140 3.0 x 3.0 3.5 x 3.0 1.64 1.91
219.1 x 76.1 152 4.0 x 2.5 4.5 x 2.5 2.49 2.79
219.1 x 88.9 152 4.0 x 2.5 4.5 x 2.5 2.60 2.92
219.1 x 108 152 4.0 x 3.0 4.5 x 3.0 2.77 3.11
219.1 x 159 152 4.0 x 3.0 4.5 x 3.5 3.21 3.60
267 x 108 178 4.5 x 3.0 5.5 x 3.0 4.84 5.89
267 x 159 178 4.5 x 3.0 5.5 x 3.5 5.52 6.71
267 x 219.1 178 4.5 x 4.0 5.5 x 4.5 6.31 7.68
323.9 x 159 203 5.5 x 3.0 7.0 x 3.5 7.63 9.65
323.9 x 219.1 203 5.5 x 4.0 7.0 x 4.5 8.60 10.89
323.9 x 267 203 5.5 x 4.5 7.0 x 5.5 9.38 11.87
368 x 219.1 330 6.5 x 4.0 8.0 x 4.5 17.24 21.50
368 x 267 330 6.5 x 4.5 8.0 x 5.5 18.68 23.00
368 x 323.9 330 6.5 x 5.5 8.0 x 7.0 20.39 25.00
419 x 267 356 7.0 x 4.5 9.0 x 5.5 23.44 30.00
419 x 323.9 356 7.0 x 5.5 9.0 x 7.0 25.43 32.50
419 x 368 356 7.0 x 6.5 9.0 x 8.0 26.97 34.50
457.2 x 323.9 381 8.0 x 5.5 9.5 x 7.0 30.70 37.03
457.2 x 368 381 8.0 x 6.5 9.5 x 8.0 34.06 41.50
457.2 x 419 381 8.0 x 7.0 9.5 x 9.0 37.90 46.50
508 x 368 508 8.5 x 6.5 11.0 x 8.0 50.80 64.10
508 x 419 508 8.5 x 7.0 11.0 x 9.0 55.40 71.10
508 x 457.2 508 8.5 x 8.0 11.0 x 9.5 61.20 75.70
610 x 419 508 10.5 x 7.0 13.0 x 9.0 70.00 87.50
610 x 457.2 508 10.5 x 8.0 13.0 x 9.5 76.30 92.50
610 x 508 508 10.5 x 8.5 13.0 x 11.0 81.80 102.80
711 x 457.2 610 12.0 x 8.0 15 x 9.5 109.30 133.60
711 x 508 610 12.0 x 8.5 15 x 11.0 116.30 146.70
711 x 610 610 12.0 x 10.5 15 x 13.0 137.30 170.10
813 x 508 610 13.5 x 8.5 17 x 11 136.40 172.60
813 x 610 610 13.5 x 10.5 17 x 13 158.40 197.30
813 x 711 610 13.5 x 12.0 17 x 15 179.50 224.20
914 x 610 610 15.5 x 10.5 19 x 13 185.00 226.70
914 x 711 610 15.5 x 12 19 x 15 207.10 255.00
914 x 813 610 15.5 x 13.5 19 x 17 231.30 285.80