Ibyuma bya karuboni bikozwe mu cyuma cya karuboni, kigizwe n'ibintu bitandukanye bigize imiterere yacyo. Ibi byuma bya karuboni bizwiho gukomera cyane no kudashira neza. Ibyuma bikozwe mu cyuma cya karuboni bikoreshwa mu bikorwa bitandukanye by'inganda, ubucuruzi, n'amazu. Isoko ritanga amahitamo atandukanye, harimo ibyuma bya karuboni bidafite imigozi, ibyuma bisutswe ku matako, n'ibyuma byakozwe.
Inkokora z'icyuma cya karuboni
45°,90° NA 180° ICYUMA CY'ICYUMWERU CYA KARUBONI
Igisanzwe: ASME/ANSI B16.9 / ASTM A235
Icyiciro: WPB; WPC
45°Inkokora
90° Inkokora
180° Inkokora
| Ingano yo hanze | Ubunini bw'urukuta (mm) | Uburemere bw'imitekerereze | |||
| 45° | 90° | 180° | |||
| INCHI | MM | SCH40 | KG | KG | KG |
| 1/2 | 21.3 | 2.77 | 0.04 | 0.08 | 0.16 |
| 3/4 | 26.7 | 2.87 | 0.05 | 0.1 | 0.21 |
| 1 | 33.4 | 3.38 | 0.08 | 0.16 | 0.3 |
| 1 1/4 | 42.2 | 3.56 | 0.13 | 0.25 | 0.5 |
| 1 1/2 | 48.3 | 3.68 | 0.18 | 0.38 | 0.72 |
| 2 | 60.3 | 3.91 | 0.38 | 0.65 | 1.3 |
| 2 1/2 | 73.0 | 5.16 | 0.65 | 1.29 | 2.58 |
| 3 | 88.9 | 5.49 | 1.02 | 2.03 | 4.06 |
| 3 1/2 | 101.6 | 5.74 | 1.22 | 2.45 | 4.87 |
| 4 | 114.3 | 6.02 | 1.93 | 3.85 | 7.1 |
| 5 | 141.3 | 6.55 | 3.26 | 6.51 | 13.6 |
| 6 | 168.3 | 7.11 | 6.06 | 10.1 | 20.2 |
| 8 | 219.1 | 8.18 | 7.96 | 18.9 | 21.8 |
| 10 | 273.1 | 9.27 | 12.5 | 25 | 50 |
| 12 | 323.9 | 9.53 | 38.6 | 66.1 | 108 |
| 14 | 355.6 | 9.53 | 34.1 | 68.1 | 136 |
| 16 | 406.4 | 9.53 | 44.7 | 39.3 | 179 |
| 18 | 457.2 | 9.53 | 56.5 | 113 | 226 |
| 20 | 508 | 9.53 | 70 | 140 | 230 |
| 22 | 558.8 | 9.53 | 77 | 170 | 340 |
| 24 | 609.6 | 9.53 | 101 | 202 | 404 |
| 26 | 660.4 | 9.53 | 119 | 238 | 476 |




