1.Polish sanda wani nau'i ne na sandar tsotsa na musamman da aka haɗa da sandar tsotsa da rataye katako.Yana a saman sandar tsotsa, yana buƙatar ɗaukar mafi ƙarfi, don haka tare da girman diamita da ƙimar ƙarfe mafi girma fiye da sandar tsotsa, kuma saman yana da santsi sosai.
2.Main aiki:
Haɗe tare da saitin shiryawa a cikin akwatin tattarawa don rufe rijiyar da hana bayyanar mai, gas, ruwa.
Mai haɗin wucin gadi tsakanin sandar tsotsa da rataye kan alfadari
Gwajin zane mai nuna ƙarewa.
Kammala ayyuka daban-daban na rijiyoyin, kamar bugun fanfo, daidaita saitin famfo.
Ƙimar ƙima | Diamita na jiki D | Length Lmm士 50mm (Lft 士 2in) | Matsakaicin diamita mm (a) | mm (a) Diamita na waje na zaren kafada na waje | Dace girman sandar tsotsa mm (a) |
29 | 28.6 (11/8) | 2438, 3353, 4877, 6707, 7315, 7925 | 24 (15/16) PR | 一 | 16 (5/8) |
27 (1 1/16) PR | 一 | 19 (3/4) | |||
29 | 28. 6 (11/8(sanda-bacin a gefe ɗaya | 2438, 3353, 4877, 6707 , 7315, 7925 (8. 11, 16. 22 , 24 , 26) | 24 (15/16 ) SR | 31.8+0.127-0.254 (1.250+0.005-0.010) | 16 (5/8) |
27 (1 1/16 ) SR | 38.1+0.127-0.254 (1.500+0.005-0.010) | 19 (3/4) | |||
32 | 31.8 (1 1/4) | 3353, 4877, 6707, 7315, 7925 , 9144, 10973 | 30 (1 3/16) PR | 一 | 22 (7/8) |
32 | 31.8 (1 1/4) sanda-bacin a gefe ɗaya | 3353, 4877, 6707, 7315, 7925 , 9144, 10973 | 30 (1 3/16) SR | 41.3+0.127-0.254 (1.625+0.005-0.010) | 22 (7/8) |
38 | 38.1 (1 1/2) | 4877, 6707, 7315, 7925. 9144. 10973 | 35 (1 3/8) PR | 一 | 25(1) |
38 | 38. 1 (1 1/2) sanda-bacin a gefe ɗaya | 4877, 6707, 7315, 7925. 9144. 10973 | 40 (1 9/16) SR | 57.2+0.381-0.381 (2.250+0.015-0.015) | 29 (1 1/8) |
● Kayan Injini NA Karfe goge sandar
GARADI | Ƙarfin Ƙarfin Ƙarfin Haɓaka (0.2% Ragowar Lalacewar) | Ƙarfin Ƙarfin Ƙarfi | Ƙarfin Ƙarfin Ƙarfi | Tsawaitawa 200mm% | Rage Yankin Z% | HRC | HB | Rayuwar gajiya | |||
| psi | MPa | psi | MPa | psi | MPa | ≥13 | ≥50 | / | / | ≥1.0X106 |
C | 60000 | 414 | 90000 | 621 | 115000 | 793 | ≥13 | ≥50 | / | / | / |
D | 85000 | 586 | 115000 | 793 | 140000 | 965 | ≥13 | ≥50 | / | / | / |
KD | 85000 | 590 | 115000 | 795 | 140000 | 965 | ≥13 | ≥50 | / | / | / |
H | 115000 | 795 | 140000 | 965 | 173339 | 1195 | ≥13 | ≥45 | / | / | / |
Farashin EHL | / | / | 188500 | 1300 | 217500 | 1500 | / | / | ≥50 | ≥320 | 2.5X106 |
Lura: Lokacin da ba za a iya auna ƙananan ƙarfin amfanin gona ba, ya kamata a yi la'akari da za a sarrafa shi zuwa daidaitaccen samfurin kuma shigar da extensometer don aunawa. | |||||||||||
A Gabaɗaya an yi shi da ƙarfe mai inganci na carbon, wanda zai iya isa ga kayan aikin injiniya na tebur |
● Haɗin Kan Sinadari na sandar tsotsa da aka saba amfani da ita
AISI | C | Si | Mn | P | S | Cr | Ni | Mo | V | Cu | Al |
4130 | 0.26-0.33 | 0.17-0.37 | 0.4-0.7 | ≤0.025 | ≤0.025 | 0.8-1.1 | ≤0.3 | 0.15-0.25 | / | ≤0.2 | / |
4140 | 0.38-0.45 | 0.17-0.37 | 0.5-0.8 | ≤0.025 | ≤0.025 | 0.9-1.2 | ≤0.3 | 0.15-0.25 | 0.04-0.09 | ≤0.2 | / |
4142 | 0.38-0.45 | 0.17-0.37 | 0.5-0.8 | ≤0.025 | ≤0.025 | 0.9-1.2 | ≤0.3 | 0.15-0.25 | 0.04-0.09 | ≤0.2 | / |
4330 | 0.3-0.35 | 0.15-0.35 | 0.8-1.1 | ≤0.025 | ≤0.025 | 0.8-1.1 | 1.65-2.0 | 0.2-0.3 | 0.05-0.10 | ≤0.2 | / |
4720 | 0.19-0.23 | 0.15-0.35 | 0.85-1.05 | ≤0.025 | ≤0.025 | 0.8-1.05 | 0.9-1.2 | 0.22-0.30 | 0.02-0.05 | 0.40-0.60 |
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