Tuubooyinka birta kaarboon ee Jadwalka 40 waxaa loo kala saaraa iyadoo lagu saleynayo isku-darka arrimo ay ka mid yihiin saamiga dhumucda dhexroorka-ilaa-derbiga, xoogga agabka, dhexroorka dibadda, dhumucda derbiga, iyo awoodda cadaadiska.
Magacaabista jadwalka, sida Jadwalka 40, waxay ka tarjumaysaa isku-darka gaarka ah ee arrimahan. Tuubooyinka Jadwalka 40, waxay caadi ahaan leeyihiin dhumuc derbi dhexdhexaad ah, taasoo dheelitiraysa xoogga iyo miisaanka. Miisaanka tuubadu wuu kala duwanaan karaa iyadoo lagu saleynayo arrimo ay ka mid yihiin heerka gaarka ah ee birta kaarboon ee la isticmaalay, dhexroorka, iyo dhumucda derbiga.
Ku darista kaarboon birta waxay saameyn kartaa culeyska, iyadoo kaarboonka badan guud ahaan uu keeno tuubooyin fudud. Si kastaba ha ahaatee, dhumucda derbiga iyo dhexroorka labaduba waxay door muhiim ah ka ciyaaraan go'aaminta miisaanka.
Jadwalka 40 waxaa loo arkaa fasal cadaadis dhexdhexaad ah, oo ku habboon codsiyo kala duwan oo loo baahan yahay qiimeyn cadaadis dhexdhexaad ah. Haddii aad u baahan tahay macluumaad faahfaahsan ama caawimo ku saabsan tuubooyinka birta kaarboon ee Jadwalka 40, xor u noqo inaad nala soo xiriirto si aad u hesho caawimo dheeraad ah.
Qeexitaanka Tuubada Birta Kaarboonka ah ee Jadwalka 40
| Cabbirka magacaaban | DN | Dhexroorka dibadda | Dhexroorka dibadda | jadwalka 40 dhumucdiisuna | |
| Dhumucda derbiga | Dhumucda derbiga | ||||
| [inji] | [inji] | [mm] | [inji] | [mm] | |
| 1/2 | 15 | 0.84 | 21.3 | 0.109 | 2.77 |
| 3/4 | 20 | 1.05 | 26.7 | 0.113 | 2.87 |
| 1 | 25 | 1.315 | 33.4 | 0.133 | 3.38 |
| 1 1/4 | 32 | 1.66 | 42.2 | 0.14 | 3.56 |
| 1 1/2 | 40 | 1.9 | 48.3 | 0.145 | 3.68 |
| 2 | 50 | 2.375 | 60.3 | 0.154 | 3.91 |
| 2 1/2 | 65 | 2.875 | 73 | 0.203 | 5.16 |
| 3 | 80 | 3.5 | 88.9 | 0.216 | 5.49 |
| 3 1/2 | 90 | 4 | 101.6 | 0.226 | 5.74 |
| 4 | 100 | 4.5 | 114.3 | 0.237 | 6.02 |
| 5 | 125 | 5.563 | 141.3 | 0.258 | 6.55 |
| 6 | 150 | 6.625 | 168.3 | 0.28 | 7.11 |
| 8 | 200 | 8.625 | 219.1 | 0.322 | 8.18 |
| 10 | 250 | 10.75 | 273 | 0.365 | 9.27 |
Tuubada birta kaarboonka ee Jadwalka 40 waa qaab cabbir tuubo caadi ah oo loo isticmaalo warshadaha dhismaha. Waxay tilmaamaysaa dhumucda derbiga tuubada waana qayb ka mid ah nidaamka caadiga ah ee loo isticmaalo in lagu kala saaro tuubooyinka iyadoo lagu saleynayo dhumucda derbigooda iyo awoodda cadaadiska.
Nidaamka Jadwalka 40:
- "Jadwalka" waxa uu tilmaamayaa dhumucda derbiga ee tuubada.
- "Birta kaarboon" waxay tilmaamaysaa halabuurka maaddada ee tuubada, taas oo ugu horreyn ah kaarboon iyo bir.
Tuubooyinka birta kaarboon ee Jadwalka 40 waxaa badanaa loo isticmaalaa codsiyo kala duwan, oo ay ku jiraan gaadiidka biyaha iyo gaaska, taageerada dhismaha, iyo ujeedooyinka warshadaha guud. Waxaa lagu yaqaanaa xooggooda, cimri dhererkooda, iyo kala duwanaanshahooda, taasoo ka dhigaysa doorasho caan ah oo ku saabsan mashaariic badan oo dhismaha iyo injineernimada.
Halabuurka Kiimikada ee Jadwalka 40 Tuubada Birta Kaarboon
Jadwalka 40 wuxuu yeelan doonaa dhumuc cayiman oo la go'aamiyay, iyadoon loo eegin heerka gaarka ah ama halabuurka birta la isticmaalay.
| Darajada A | Fasalka B | |
| C, ugu badnaan % | 0.25 | 0.3 |
| Mn, ugu badnaan % | 0.95 | 1.2 |
| B, ugu badnaan % | 0.05 | 0.05 |
| S, ugu badnaan % | 0.045 | 0.045 |
| Xoogga jiidista, ugu yaraan [MPa] | 330 | 415 |
| Xoogga wax soo saarka, ugu yaraan [MPa] | 205 | 240 |
Waqtiga boostada: Maajo-24-2024