Table Of Content
ASME B16.9 Reducer Manufacturing Sizes
Thickness of Large Diameter Pipe Reducer
Buttweld Reducer Advantages
Ends Method of Seamless Pipe Reducer
Welded Reducer Application
Packaging of Aluminum Concentric Reducer
Mild Steel Concentric Reducer Logistics
Manufacturing Process of Carbon Steel Reducer
ANSI B16.9 Reducer Standard
Manufacturing Way of Stainless Steel Pipe Reducer
Reducer Pipe Fitting Process
Coating for Concentric And Eccentric Reducer
SS Pipe Reducer Method
Sour Service of Stainless Steel Reducer
ASME B16.9 Reducer Marking
Large Diameter Pipe Reducer Value Added Services
Where We Have Supplied
Machinery of Stainless Steel Reducer
Stainless Steel Reducer Tolerance
| Nominal Sizes | 32 - 48 | 1/2 - 2.1/2 | 26 - 30 | 3 - 3.1/2 | 10 - 18 | 4 | 20 - 24 | 5 - 8 |
|---|---|---|---|---|---|---|---|---|
| Inner Diameter (I.D.) End | + 6.4 - 4.8 |
0.8 | + 6.4 - 4.8 |
1.6 | 3.2 | 1.6 | 4.8 | 1.6 |
| Outer Diameter (O.D.) Bevel (D) | + 6.4 - 4.8 |
+ 1.6 - 0.8 |
+ 6.4 - 4.8 |
1.6 | + 4 - 3.2 |
1.6 | + 6.4 - 4.8 |
+ 2.4 - 1.6 |
| Overall Length Of (H) | 5 | 2 | 5 | 2 | 2 | 2 | 2 | 2 |
Standards of Seamless Pipe Reducer
Stainless Steel Pipe Reducer Applications
Most Common Types Of Stainless Steel Reducer
Large Diameter Pipe Reducer
Buttweld Reducer
Seamless Pipe Reducer
Welded Reducer
Concentric Reducer
Eccentric Reducer
ASME B16.9 Reducer
ISO 5251 Reducer
EN 10253-4 Reducer
EN 10253-4 Type A Reducer
EN 10253 2 Type B Reducer
DIN 2616 Reducer
Pipe Reducer Wall Thickness Chart
| Nominal Sizes | Weight In Kg | Small | Large | ||||
|---|---|---|---|---|---|---|---|
| Outer Daimeter | Thickness | Inner Daimeter | Inner Daimeter | Outer Daimeter | Thickness | ||
| 12 x 4 | 35.8 | 4.5 | 0.237 | 4.026 | 11.938 | 12.75 | 0.406 |
| 14 x 8 | 68.6 | 8.62 | 0.322 | 7.976 | 13.124 | 14 | 0.438 |
| 20 x 16 | 205 | 16 | 0.5 | 15 | 18.812 | 20 | 0.594 |
| 24 x 20 | 285 | 20 | 0.594 | 18.812 | 22.624 | 24 | 0.688 |
| 20 x 10 | 205 | 10.75 | 0.365 | 10.02 | 18.812 | 20 | 0.594 |
| 16 x 6 | 96.5 | 6.62 | 0.28 | 6.06 | 15 | 16 | 0.5 |
| 24 x 10 | 285 | 10.75 | 0.365 | 10.02 | 22.624 | 24 | 0.688 |
| 24 x 14 | 285 | 14 | 0.438 | 13.124 | 22.624 | 24 | 0.688 |
| 12 x 5 | 35.8 | 5.56 | 0.258 | 5.044 | 11.938 | 12.75 | 0.406 |
| 14 x 12 | 68.6 | 12.75 | 0.406 | 11.938 | 13.124 | 14 | 0.438 |
| 12 x 8 | 35.8 | 8.62 | 0.322 | 7.976 | 11.938 | 12.75 | 0.406 |
| 16 x 12 | 96.5 | 12.75 | 0.406 | 11.938 | 15 | 16 | 0.5 |
| 16 x 8 | 96.5 | 8.62 | 0.322 | 7.976 | 15 | 16 | 0.5 |
| 18 x 12 | 131 | 12.75 | 0.406 | 11.938 | 16.876 | 18 | 0.562 |
| 18 x 8 | 131 | 8.62 | 0.322 | 7.976 | 16.876 | 18 | 0.562 |
| 20 x 8 | 205 | 8.62 | 0.322 | 7.976 | 18.812 | 20 | 0.594 |
| 24 x 12 | 285 | 12.75 | 0.406 | 11.938 | 22.624 | 24 | 0.688 |
| 12 x 10 | 35.8 | 10.75 | 0.365 | 10.02 | 11.938 | 12.75 | 0.406 |
| 12 x 6 | 35.8 | 6.62 | 0.28 | 6.06 | 11.938 | 12.75 | 0.406 |
| 14 x 10 | 68.6 | 10.75 | 0.365 | 10.02 | 13.124 | 14 | 0.438 |
| 14 x 6 | 68.6 | 6.62 | 0.28 | 6.06 | 13.124 | 14 | 0.438 |
| 24 x 16 | 285 | 16 | 0.5 | 15 | 22.624 | 24 | 0.688 |
| 16 x 10 | 96.5 | 10.75 | 0.365 | 10.02 | 15 | 16 | 0.5 |
| 16 x 14 | 96.5 | 14 | 0.438 | 13.124 | 15 | 16 | 0.5 |
| 18 x 10 | 131 | 10.75 | 0.365 | 10.02 | 16.876 | 18 | 0.562 |
| 18 x 14 | 131 | 14 | 0.438 | 13.124 | 16.876 | 18 | 0.562 |
| 20 x 12 | 205 | 12.75 | 0.406 | 11.938 | 18.812 | 20 | 0.594 |
Testing Methods for ASME B16.9 Reducer
ASME B16.9 Concentric Reducer Dimensions
| Code Of RCD Reiso | (SMALL) Ø | (BIG) Ø | Weight Of Theoretical In Kilogram | Hight (H) In Millmeter | ||||
|---|---|---|---|---|---|---|---|---|
| Diameter Nominal | D ((mm)) | (S) Thck. ((mm)) | Diameter Nominal | (S) Thck. (mm) | D (mm) | |||
| 27 21 | 1/2 | 21.3 | 2.0 | 3/4 | 2.3 | 26.9 | 0.08 | 38 |
| 114 48 | 1"1/2 | 48.3 | 2.6 | 4 | 3.6 | 114.3 | 0.85 | 100 |
| 114 60 | 2 | 60.3 | 2.9 | 0.98 | ||||
| 114 76 | 2"1/2 | 76.1 | 2.9 | 1.00 | ||||
| 114 89 | 3 | 88.9 | 3.2 | 1.02 | ||||
| *48 21 | 1/2 | 21.3 | 2.0 | 1"1/2 | 2.6 | 48.3 | 0.18 | 64 |
| 48 27 | 3/4 | 26.9 | 2.3 | 0.19 | ||||
| 48 33 | 1 | 33.7 | 2.6 | 0.20 | ||||
| 48 42 | 1"1/4 | 42.4 | 2.6 | 0.20 | ||||
| 33 21 | 1/2 | 21.3 | 2.0 | 1 | 2.6 | 33.7 | 0.09 | 50 |
| 33 27 | 3/4 | 26.9 | 2.3 | 0.09 | ||||
| 76 33 | 1 | 33.7 | 2.6 | 2"1/2 | 2.9 | 76.1 | 0.40 | 90 |
| 76 42 | 1"1/4 | 42.4 | 2.6 | 0.47 | ||||
| 76 48 | 1"1/2 | 48.3 | 2.6 | 0.48 | ||||
| 76 60 | 2 | 60.3 | 2.6 | 0.49 | ||||
| 42 21 | 1/2 | 21.3 | 2.0 | 1"1/4 | 2.6 | 42.4 | 0.12 | 50 |
| 42 27 | 3/4 | 26.9 | 2.3 | 0.13 | ||||
| 42 33 | 1 | 33.7 | 2.6 | 0.14 | ||||
| 60 27 | 3/4 | 26.9 | 2.3 | 2 | 2.9 | 60.3 | 0.30 | 76 |
| 60 33 | 1 | 33.7 | 2.6 | 0.31 | ||||
| 60 42 | 1"1/4 | 42.4 | 2.6 | 0.32 | ||||
| 60 48 | 1"1/2 | 48.3 | 2.6 | 0.33 | ||||
| 89 42 | 1"1/4 | 42.4 | 2.6 | 3 | 3.2 | 88.9 | 0.55 | 90 |
| 89 48 | 1"1/2 | 48.3 | 2.6 | 0.61 | ||||
| 89 60 | 2 | 60.3 | 2.9 | 0.62 | ||||
| 89 76 | 2"1/2 | 76.1 | 2.9 | 0.63 | ||||
| 139 60 | 2 | 60.3 | 2.9 | 5 | 4.0 | 139.7 | 1.60 | 127 |
| 139 76 | 2"1/2 | 76.1 | 2.9 | 1.70 | ||||
| 139 89 | 3 | 88.9 | 3.2 | 1.74 | ||||
| 139 114 | 4 | 114.3 | 3.6 | 1.76 | ||||
| 219 114 | 4 | 114.3 | 3.6 | 8 | 6.3 | 219.1 | 5.03 | 152 |
| 219 139 | 5 | 139.7 | 4.0 | 5.12 | ||||
| 219 168 | 6 | 168.3 | 4.5 | 5.18 | ||||
| 323 168 | 6 | 168.3 | 4.5 | 12 | 7.1 | 323.9 | 11.00 | 203 |
| 323 219 | 8 | 219.1 | 6.3 | 11.10 | ||||
| 323 273 | 10 | 273 | 6.3 | 11.20 | ||||
ASME B16 9 Eccentric Reducer Dimensions
| Code RCD REISO | BIG Ø | SMALL Ø | Theoretical Weight In (KG) Kilogram | Hight (H) (mm) | ||||
|---|---|---|---|---|---|---|---|---|
| Diameter Nominal | Thck. (S) (mm) | (D) (mm) | Diameter Nominal | Thck. (S) (mm) | (D) (mm) | |||
| 89 42 | 3 | 3.2 | 88.9 | 1″1/4 | 2.6 | 42.4 | 0.55 | 90 |
| 89 48 | 1″1/2 | 2.6 | 48.3 | 0.61 | ||||
| 89 60 | 2 | 2.9 | 60.3 | 0.62 | ||||
| 89 76 | 2″1/2 | 2.9 | 76.1 | 0.63 | ||||
| 323 168 | 12 | 7.1 | 323.9 | 6 | 4.5 | 168.3 | 11.00 | 203 |
| 323 219 | 8 | 6.3 | 219.1 | 11.10 | ||||
| 323 273 | 10 | 6.3 | 273 | 11.20 | ||||
| 27 21 | 3/4 | 2.3 | 26.9 | 1/2 | 2.0 | 21.3 | 0.08 | 38 |
| 42 21 | 1″1/4 | 2.6 | 42.4 | 1/2 | 2.0 | 21.3 | 0.12 | 50 |
| 42 27 | 3/4 | 2.3 | 26.9 | 0.13 | ||||
| 42 33 | 1 | 2.6 | 33.7 | 0.14 | ||||
| 60 27 | 2 | 2.9 | 60.3 | 3/4 | 2.3 | 26.9 | 0.30 | 76 |
| 60 33 | 1 | 2.6 | 33.7 | 0.31 | ||||
| 60 42 | 1″1/4 | 2.6 | 42.4 | 0.32 | ||||
| 60 48 | 1″1/2 | 2.6 | 48.3 | 0.33 | ||||
| 139 60 | 5 | 4.0 | 139.7 | 2 | 2.9 | 60.3 | 1.60 | 127 |
| 139 76 | 2″1/2 | 2.9 | 76.1 | 1.70 | ||||
| 139 89 | 3 | 3.2 | 88.9 | 1.74 | ||||
| 139 114 | 4 | 3.6 | 114.3 | 1.76 | ||||
| 219 114 | 8 | 6.3 | 219.1 | 4 | 3.6 | 114.3 | 5.03 | 152 |
| 219 139 | 5 | 4.0 | 139.7 | 5.12 | ||||
| 219 168 | 6 | 4.5 | 168.3 | 5.18 | ||||
| 33 21 | 1 | 2.6 | 33.7 | 1/2 | 2.0 | 21.3 | 0.09 | 50 |
| 33 27 | 3/4 | 2.3 | 26.9 | 0.09 | ||||
| *48 21 | 1″1/2 | 2.6 | 48.3 | 1/2 | 2.0 | 21.3 | 0.18 | 64 |
| 48 27 | 3/4 | 2.3 | 26.9 | 0.19 | ||||
| 48 33 | 1 | 2.6 | 33.7 | 0.20 | ||||
| 48 42 | 1″1/4 | 2.6 | 42.4 | 0.20 | ||||
| 76 33 | 2″1/2 | 2.9 | 76.1 | 1 | 2.6 | 33.7 | 0.40 | 90 |
| 76 42 | 1″1/4 | 2.6 | 42.4 | 0.47 | ||||
| 76 48 | 1″1/2 | 2.6 | 48.3 | 0.48 | ||||
| 76 60 | 2 | 2.6 | 60.3 | 0.49 | ||||
| 114 48 | 4 | 3.6 | 114.3 | 1″1/2 | 2.6 | 48.3 | 0.85 | 100 |
| 114 60 | 2 | 2.9 | 60.3 | 0.98 | ||||
| 114 76 | 2″1/2 | 2.9 | 76.1 | 1.00 | ||||
| 114 89 | 3 | 3.2 | 88.9 | 1.02 | ||||
| *168 76 | 6 | 4.5 | 168.3 | 2″1/2 | 2.9 | 76.1 | 2.60 | 140 |
| 168 89 | 3 | 3.2 | 88.9 | 2.70 | ||||
| 168 114 | 4 | 3.6 | 114.3 | 2.82 | ||||
| 168 139 | 5 | 4.0 | 139.7 | 2.94 | ||||
| *273 114 | 10 | 6.3 | 273.0 | 4 | 3.6 | 114.3 | 7.00 | 178 |
| *273 139 | 5 | 4.0 | 139.7 | 7.20 | ||||
| 273 168 | 6 | 4.5 | 168.3 | 7.40 | ||||
| 273 219 | 8 | 6.3 | 219.1 | 7.55 | ||||
Eccentric Reducer Weight Chart
| Nominal Sizes (Inch) | Approx. Weight In (lbs) |
|---|---|
| 3 x 2 | 2 |
| 1 x 3/4 | 0.36 |
| 3/4 x 1/2 | 0.21 |
| 3 x 1-1/4 | 1.8 |
| 1-1/4 x 3/4 | 0.42 |
| 1-1/2 x 1/2 | 0.56 |
| 1-1/2 x 1 | 0.57 |
| 3-1/2 x 1-1/4 | 2.5 |
| 2 x 1/2 | 0.74 |
| 2 x 1 | 0.81 |
| 2 x 1-1/2 | 0.94 |
| 2-1/2 x 1-1/4 | 1.4 |
| 2-1/2 x 2 | 1.6 |
| 3-1/2 x 2 | 2.6 |
| 1 x 1/2 | 0.36 |
| 1-1/4 x 1/2 | 0.42 |
| 1-1/4 x 1 | 0.48 |
| 1-1/2 x 3/4 | 0.56 |
| 1-1/2 x 1-1/4 | 0.65 |
| 2 x 3/4 | 0.74 |
| 2 x 1-1/4 | 0.88 |
| 2-1/2 x 1 | 1.3 |
| 2-1/2 x 1-1/2 | 1.5 |
| 3 x 1 | 1.7 |
| 3 x 1-1/2 | 1.9 |
| 3 x 2-1/2 | 2.2 |
| 3-1/2 x 1-1/2 | 2.6 |
Concentric Reducer Weight Chart
| Pipe Weight in (lbs) | Nominal Size (Inch) |
|---|---|
| 1.6 | 2-1/2 x 2 |
| 0.36 | 1 x 3/4 |
| 0.21 | 3/4 x 1/2 |
| 0.42 | 1-1/4 x 3/4 |
| 0.56 | 1-1/2 x 1/2 |
| 0.57 | 1-1/2 x 1 |
| 0.74 | 2 x 1/2 |
| 0.81 | 2 x 1 |
| 0.94 | 2 x 1-1/2 |
| 1.4 | 2-1/2 x 1-1/4 |
| 1.8 | 3 x 1-1/4 |
| 2 | 3 x 2 |
| 2.5 | 3-1/2 x 1-1/4 |
| 2.6 | 3-1/2 x 2 |
| 0.36 | 1 x 1/2 |
| 0.42 | 1-1/4 x 1/2 |
| 0.48 | 1-1/4 x 1 |
| 0.56 | 1-1/2 x 3/4 |
| 0.65 | 1-1/2 x 1-1/4 |
| 0.74 | 2 x 3/4 |
| 0.88 | 2 x 1-1/4 |
| 1.3 | 2-1/2 x 1 |
| 1.5 | 2-1/2 x 1-1/2 |
| 1.7 | 3 x 1 |
| 1.9 | 3 x 1-1/2 |
| 2.2 | 3 x 2-1/2 |
| 2.6 | 3-1/2 x 1-1/2 |
| Diameter Nominal | D ((mm)) | 3D | 2D | ||||
|---|---|---|---|---|---|---|---|
| B(mm) | C(mm) | F(mm) | B(mm) | C(mm) | F(mm) | ||
| 500 | 508,0 | 1016 | 1524 | 762 | 762 | 1016 | 508 |
| 450 | 457,0 | 914 | 1372 | 686 | 686 | 914 | 457 |
| 400 | 406,4 | 813 | 1220 | 610 | 610 | 813 | 406 |
| 350 | 355,6 | 711 | 1066 | 533 | 533 | 711 | 356 |
| 300 | 323,9 | 619 | 914 | 457 | 467 | 610 | 305 |
| 250 | 273,0 | 518 | 762 | 381 | 391 | 508 | 254 |
| 200 | 219,1 | 414 | 610 | 305 | 313 | 406 | 203 |
| 150 | 168,3 | 313 | 458 | 229 | 237 | 305 | 152 |
| 125 | 139,7 | 260 | 380 | 190 | 197 | 254 | 127 |
| 100 | 114,3 | 209 | 304 | 152 | 159 | 203 | 102 |
| 80 | 88,9 | 159 | 228 | 114 | 121 | 152 | 76 |
| 65 | 76,1 | 133 | 190 | 95 | 102 | 127 | 63 |
| 50 | 60,3 | 106 | 152 | 76 | 81 | 102 | 51 |
| 40 | 48,3 | 81 | 114 | 57 | 62 | 76 | 38 |
| 32 | 42,4 | 69 | 96 | 48 | 53 | 64 | 32 |
| 25 | 33,7 | 55 | 76 | 38 | 42 | 56 | 28 |
| 20 | 26,9 | 43 | 58 | 29 | 39 | 50 | 25 |
| 15 | 21,3 | 38 | 56 | 28 | 36 | 50 | 25 |
Stainless Steel Reducer Manufacturing Process