Machubu achitsulo osasunthika amapangidwe abwinobwino
Zokhazikika:GB/8162-2008 | Aloyi Kapena Ayi: Aloyi kapena kaboni |
Gulu la Gulu: 10,20,35, 45,Q345,Q460,Q490,Q620,42CrMo,35CrMo,Etc | Ntchito: Chitoliro cha zomangamanga, chitoliro cha makina |
makulidwe: 1-100 mm | Chithandizo Chapamwamba: Monga kufunikira kwa kasitomala |
Diameter Yakunja (Yozungulira): 10 - 1000 mm | Njira: Kutenthetsa Kutentha kapena Kuzizira Kwambiri |
Utali: Utali wokhazikika kapena kutalika kwachisawawa | Chithandizo cha kutentha: Annealing/Normalizing/Stress Relieving |
Maonekedwe a Gawo: Chozungulira | Chitoliro Chapadera: Chitoliro Chachikulu cha Khoma |
Malo Ochokera: China | Kagwiritsidwe: Kumanga, makina |
Chitsimikizo: ISO9001:2008 | Mayeso: ECT/UT |
Amagwiritsidwa Ntchito Kwambiri Kupanga Zitsulo Za Carbon Structural, Alloy Structural Steel ndi makina amakina.
Kalasi Ya Carbon Structural Steel: 10,20,35, 45,Q345,Q460,Q490,Q620, Etc
Gulu la Chitsulo Chachikulu Chazitsulo: 42CrMo, 35CrMo, Etc
Gawo lachitsulo | Mulingo wapamwamba | Chemical zikuchokera | ||||||||||||||
C | Si | Mn | P | S | Nb | V | Ti | Cr | Ni | Cu | Nd | Mo | B | Als" | ||
palibe wamkulu kuposa | osachepera | |||||||||||||||
Q345 | A | 0.2 | 0.5 | 1.7 | 0.035 | 0.035 | 0.3 | 0.5 | 0.2 | 0.012 | 0.1 | —- | - | |||
B | 0.035 | 0.035 | ||||||||||||||
C | 0.03 | 0.03 | 0.07 | 0.15 | 0.2 | 0.015 | ||||||||||
D | 0.18 | 0.03 | 0.025 | |||||||||||||
E | 0.025 | 0.02 | ||||||||||||||
Q390 | A | 0.2 | 0.5 | 1.7 | 0.035 | 0.035 | 0.07 | 0.2 | 0.2 | 0.3 | 0.5 | 0.2 | 0.015 | 0.1 | - | - |
B | 0.035 | 0.035 | ||||||||||||||
C | 0.03 | 0.03 | 0,015 | |||||||||||||
D | 0.03 | 0.025 | ||||||||||||||
E | 0.025 | 0.02 | ||||||||||||||
Q42O | A | 0.2 | 0.5 | 1.7 | 0.035 | 0.035 | 0.07 | 0.2 | 0.2 | 0.3 | 0.8 | 0.2 | 0.015 | 0.2 | —- | —- |
B | 0.035 | 0.035 | ||||||||||||||
C | 0.03 | 0.03 | 0.015 | |||||||||||||
D | 0.03 | 0.025 | ||||||||||||||
E | 0.025 | 0.02 | ||||||||||||||
Q46O | C | 0.2 | 0.6 | 1.8 | 0.03 | 0.03 | 0.11 | 0.2 | 0.2 | 0.3 | 0.8 | 0.2 | 0.015 | 0.2 | 0.005 | 0.015 |
D | 0.03 | 0.025 | ||||||||||||||
E | 0.025 | 0.02 | ||||||||||||||
Q500 | C | 0j8 ndi | 0.6 | 1.8 | 0.025 | 0.02 | 0.11 | 0.2 | 0.2 | 0.6 | 0.8 | 0.2 | 0.015 | 0.2 | 0.005 | 0.015 |
D | 0.025 | 0.015 | ||||||||||||||
E | 0.02 | 0.01 | ||||||||||||||
Q550 | C | 0.18 | 0.6 | 2 | 0.025 | 0,020 | 0.11 | 0.2 | 0.2 | 0.8 | 0.8 | 0.2 | 0.015 | 0.3 | 0.005 | 0.015 |
D | 0.025 | 0,015 | ||||||||||||||
E | 0.02 | 0.01 | ||||||||||||||
Q62O | C | 0.18 | 0.6 | 2 | 0.025 | 0.02 | 0.11 | 0.2 | 0.2 | 1 | 0.8 | 0.2 | 0.015 | 0.3 | 0.005 | 0.015 |
D | 0.025 | 0.015 | ||||||||||||||
E | 0.02 | 0.01 | ||||||||||||||
A. Kuphatikiza pa magiredi a Q345A ndi Q345B, chitsulocho chiyenera kukhala ndi chimodzi mwa zinthu zambewu zoyengedwa bwino za Al, Nb, V, ndi Ti. Malinga ndi zosowa, wogulitsa akhoza kuwonjezera chinthu chimodzi kapena zingapo zoyengedwa bwino. Mtengo wapamwamba udzakhala monga momwe tafotokozera mu tebulo. Zikaphatikizidwa, Nb + V + Ti sizoposa 0.22% b. Kwa magiredi a Q345, Q390, Q420 ndi Q46O, Mo + Cr si wamkulu kuposa 0.30% c. Pamene Cr ndi Ni za kalasi iliyonse zimagwiritsidwa ntchito ngati zinthu zotsalira, zomwe zili mu Cr ndi Ni siziyenera kukhala zazikulu kuposa 0.30%; pakafunika kuwonjezera, zomwe zilimo ziyenera kukwaniritsa zofunikira patebulo kapena kutsimikiziridwa ndi wogulitsa ndi wogula kudzera mu consultation.d. Ngati wogulitsa atha kuwonetsetsa kuti nayitrogeni ikukwaniritsa zofunikira patebulo, kusanthula kwa nayitrogeni sikungachitike. Ngati Al, Nb, V, Ti ndi zinthu zina za alloy zomwe zili ndi nitrogen fixation zimawonjezeredwa kuzitsulo, zomwe zili ndi nayitrogeni sizochepa. Zomwe zili ndi nayitrogeni ziyenera kufotokozedwa mu satifiketi yaubwino. E. Mukamagwiritsa ntchito aluminiyumu yonse, zonse zotayidwa ndi Alt ≥ 0020%. |
Gulu | Mpweya wofanana CEV (kagawo kakang'ono) /% | |||||
Makulidwe a khoma mwadzina s≤ 16mm | Mwadzina khoma makulidwe S2>16 mm〜30 mm | Mwadzina khoma makulidwe S> 30mm | ||||
Hot adagulung'undisa kapena normalized bwinobwino | Kuchepetsa +kukwiya | Hot adagulung'undisa kapena normalized | Kuchepetsa +kukwiya | Hot adagulung'undisa kapena normalized | Kuchepetsa +kukwiya | |
Q345 | <0.45 | - | <0.47 | - | <0.48 | 一 |
Q390 | <0.46 | 一 | W0.48 | - | <0.49 | - |
Q420 | <0.48 | 一 | <0.50 | <0.48 | <0.52 | <0,48 |
Q460 | <0.53 | <0.48 | W0.55 | <0.50 | <0.55 | W0.50 |
Q500 | 一 | <0.48 | 一 | <0.50 | 一 | W0.50 |
Q550 | - | <0.48 | .一 | <0.50 | 一 | <0.50 |
Q62O | - | <0.50 | - | <0.52 | - | W0.52 |
Q690 | - | <0.50 | - | <0.52 | - | W0.52 |
Makina amtundu wapamwamba kwambiri wa carbon steel structural steel ndi mapaipi achitsulo otsika kwambiri amphamvu kwambiri
Gulu | Mulingo wapamwamba | Zokolola Mphamvu | Kuchepetsa zokolola mphamvu | Elongation pambuyo kusweka | Kuyesa kwamphamvu | |||
Mwadzina khoma makulidwe | kutentha | Yamwani mphamvu | ||||||
<16 mm | > 16 mm | 〉30 mm | ||||||
30 mm | ||||||||
osachepera | osachepera | |||||||
10 | - | > 335 | 205 | 195 | 185 | 24 | - | - |
15 | - | > 375 | 225 | 215 | 205 | 22 | - | 一 |
20 | —- | > 410 | 245 | 235 | 225 | 20 | - | - |
25 | - | > 450 | 275 | 265 | 255 | 18 | - | - |
35 | - | > 510 | 305 | 295 | 285 | 17 | 一 | - |
45 | - | 2590 | 335 | 325 | 315 | 14 | - | - |
20Mn | —• | > 450 | 275 | 265 | 255 | 20 | - | 一 |
25Mn | - | > 490 | 295 | 285 | 275 | 18 | - | - |
Q345 | A | 470—630 | 345 | 325 | 295 | 20 | - | 一 |
B | 4-20 | 34 | ||||||
C | 21 | 0 | ||||||
D | -20 | |||||||
E | -40 | 27 | ||||||
Q39O | A | 490-650 | 390 | 370 | 350 | 18 | ||
B | 20 | 34 | ||||||
C | 19 | 0 | ||||||
D | -20 | |||||||
E | -40 | 27 | ||||||
Q42O | A | 520] 680 | 420 | 400 | 380 | 18 | ||
B | 20 | 34 | ||||||
C | 19 | 0 | ||||||
D | -20 | |||||||
E | -40 | 27 | ||||||
Q46O | C | 550-720 | 460 | 440 | 420 | 17 | 0 | 34 |
D | -20 | |||||||
E | -40 | 27 | ||||||
Q500 | C | 610-770 | 500 | 480 | 440 | 17 | 0 | 55 |
D | -20 | 47 | ||||||
E | -40 | 31 | ||||||
Q550 | C | 670-830 | 550 | 530 | 490 | 16 | 0 | 55 |
D | -20 | 47 | ||||||
E | -40 | 31 | ||||||
Q62O | C | 710-880 | 620 | 590 | 550 | 15 | 0 | 55 |
D | -20 | 47 | ||||||
E | -40 | 31 | ||||||
Q690 | C | 770 ku 94. | 690 | 660 | 620 | 14 | 0 | 55 |
D | -20 | 47 | ||||||
E | -40 | 31 |
Zimango katundu aloyi zitsulo mapaipi
NO | Gulu | Analimbikitsa kutentha mankhwala ulamuliro | Makoma katundu | Annealed kapena mkulu kutentha zitsulo chitoliro Chitoliro Kubereka Brinell kuuma HBW | ||||||
Kuthetsa (normalizing) | Kutentha | Yield StrengthMPa | Mphamvu Yamphamvu MPa | Elongation pambuyo pa kusweka A% | ||||||
kutentha | Zoziziritsa | Kutentha | Zoziziritsa | |||||||
Choyamba | Chachiwiri | osachepera | palibe wamkulu kuposa | |||||||
1 | 40 mn2 | 840 | Madzi, mafuta | 540 | Madzi, mafuta | 885 | 735 | 12 | 217 | |
2 | 45mn2 | 840 | Madzi, mafuta | 550 | Madzi, mafuta | 885 | 735 | 10 | 217 | |
3 | 27SiMn | 920 | Madzi | 450 | Madzi, mafuta | 980 | 835 | 12 | 217 | |
4 | 40Mnbc | 850 | mafuta | 500 | Madzi, mafuta | 980 | 785 | 10 | 207 | |
5 | 45Mnbc | 840 | mafuta | 500 | Madzi, mafuta | 1030 pa | 835 | 9 | 217 | |
6 | 20Mn2bc'f | 880 | mafuta | 200 | Madzi, mpweya | 980 | 785 | 10 | 187 | |
7 | 20 CrdJ | 880 | 800 | Madzi, mafuta | 200 | Madzi, mpweya | 835 | 540 | 10 | 179 |
785 | 490 | 10 | 179 | |||||||
8 | 30Cr | 860 | mafuta | 500 | Madzi, mafuta | 885 | 685 | 11 | 187 | |
9 | 35Kr | 860 | mafuta | 500 | Madzi, mafuta | 930 | 735 | 11 | 207 | |
10 | 40Cr | 850 | mafuta | 520 | Madzi, mafuta | 980 | 785 | 9 | 207 | |
11 | 45Kr | 840 | mafuta | 520 | Madzi, mafuta | 1030 pa | 835 | 9 | 217 | |
12 | 50Cr | 830 | mafuta | 520 | Madzi, mafuta | 1080 pa | 930 | 9 | 229 | |
13 | 38CrSi | 900 | mafuta | 600 | Madzi, mafuta | 980 | 835 | 12 | 255 | |
14 | 20CrModJ | 880 | Madzi, mafuta | 500 | Madzi, mafuta | 885 | 685 | 11 | 197 | |
845 | 635 | 12 | 197 | |||||||
15 | 35CrMo | 850 | mafuta | 550 | Madzi, mafuta | 980 | 835 | 12 | 229 | |
16 | 42CrMo | 850 | mafuta | 560 | Madzi, mafuta | 1080 pa | 930 | 12 | 217 | |
17 | 38CrMoAld | 940 | Madzi, mafuta | 640 | Madzi, mafuta | 980 | 835 | 12 | 229 | |
930 | 785 | 14 | 229 | |||||||
18 | 50 CrVA | 860 | mafuta | 500 | Madzi, mafuta | 1 275 | 1 130 | 10 | 255 | |
19 | 2OCrMn | 850 | mafuta | 200 | Madzi, mpweya | 930 | 735 | 10 | 187 | |
20 | 20CrMnSif | 880 | mafuta | 480 | Madzi, mafuta | 785 | 635 | 12 | 207 | |
21 | 3OCrMnSif | 880 | mafuta | 520 | Madzi, mafuta | 1080 pa | 885 | 8 | 229 | |
980 | 835 | 10 | 229 | |||||||
22 | 35CrMnSiA£ | 880 | mafuta | 230 | Madzi, mpweya | 1 620 | 9 | 229 | ||
23 | 20CrMnTie-f | 880 | 870 | mafuta | 200 | Madzi, mpweya | 1080 pa | 835 | 10 | 217 |
24 | 30CrMnTie*f | 880 | 850 | mafuta | 200 | Madzi, mpweya | 1 470 | 9 | 229 | |
25 | 12CrNi2 | 860 | 780 | Madzi, mafuta | 200 | Madzi, mpweya | 785 | 590 | 12 | 207 |
26 | 12CrNi3 | 860 | 780 | mafuta | 200 | Madzi, mpweya | 930 | 685 | 11 | 217 |
27 | 12Cr2Ni4 | 860 | 780 | mafuta | 200 | Madzi, mpweya | 1080 pa | 835 | 10 | 269 |
28 | 40CrNiMoA | 850 | —- | mafuta | 600 | Madzi, mpweya | 980 | 835 | 12 | 269 |
29 | 45CrNiMoVA | 860 | - | mafuta | 460 | mafuta | 1 470 | 1 325 | 7 | 269 |
a. Chololeka kusintha osiyanasiyana kutentha kutentha mankhwala kutchulidwa tebulo: quenching ± 15 ℃, otsika kutentha tempering ± 20 ℃, kutentha kutentha kutentha nthaka 50 ℃.b. Pakuyesa kwamphamvu, zitsanzo zodutsa kapena zazitali zitha kutengedwa. Pakakhala kusagwirizana, chitsanzo chautali chimagwiritsidwa ntchito ngati maziko otsutsana.c. Chitsulo chokhala ndi boron chikhoza kukhazikika chisanazimitsidwe, ndipo kutentha kwa normalizing sikuyenera kukhala kwakukulu kuposa kutentha kwake kozimitsa.d. Kutumiza molingana ndi seti ya data yomwe yafotokozedwa ndi wofunsayo. Pamene wofunsayo sanatchule, kubweretsa kungapangidwe malinga ndi deta iliyonse.e. Kuzimitsidwa koyamba kwachitsulo cha titaniyamu ndi Ming Meng kungasinthidwe ndikukhazikika.f. Kuzimitsa kwa Isothermal pa 280 C ~ 320 C. g. Pakuyesa kwamphamvu, ngati Rel sangathe kuyeza, Rp0.2 ikhoza kuyezedwa m'malo mwa Rel. |
Chololeka kupatuka akunja awiri a zitsulo chitoliro
Mtundu wa chitoliro chachitsulo | Kulekerera Kololedwa |
Hot adagulung'undisa zitsulo chitoliro | ± 1% D kapena ± 0.5, chomwe chili chachikulu |
Chitoliro chachitsulo chozizira | Nthaka 0,75% D kapena dothi 0.3, kaya chachikulu |
Chololeka kupatuka kwa khoma makulidwe a otentha adagulung'undisa (wowonjezera) zitsulo chitoliro
Mtundu wa chitoliro chachitsulo | D | S/D | Kulekerera Kololedwa |
Hot adagulung'undisa zitsulo chitoliro | <102 | - | ± 12.5% S kapena ± 0.4, chomwe chili chachikulu |
> 102 | <0.05 | ± 15% S kapena ± 0,4, chomwe chili chachikulu | |
> 0.05 ~ 0.10 | ± 12.5% S kapena ± 0.4, chomwe chili chachikulu | ||
> 0.10 | + 12.5%S -10%S | ||
Kutentha anawonjezera zitsulo chitoliro | 一 | 15%S |
Chololeka kupatuka kwa khoma makulidwe a ozizira kukokedwa (anagulung'undisa) zitsulo chitoliro
| S | Kulekerera Kololedwa |
Kujambula kozizira (kugudubuza) | V | + 15% S Kapena 0.15, chomwe chili chachikulu -10% S |
3 - 10 | + 12.5%S -10%S | |
>10 | 10%S |
Chemical, Tambasula, Kuuma, Kugwedezeka, Sikwashi, Kupindika, Ultrasonic kuyezetsa, Eddy panopa, kuzindikira, Kutulukira kwatayikira, Galvanized
Machubu Azitsulo Opanda Msoko Pazolinga Zamapangidwe, Machubu Achitsulo Opanda Msoko Pamakina Amakina Mu GB/8162-2008 Standard. M'machubu opanda zitsulo, pali mtundu wazinthu wotchedwa Q345B wopanda chitsulo chubu ndi mndandanda wa aloyi otsika. M'zinthu zochepa za alloy, izi ndizofala kwambiri. Q345 wopanda chitsulo chubu ndi mtundu wa zitsulo chubu chuma. Q ndi zokolola za nkhaniyi, ndipo 345 ndi zokolola za nkhaniyi, yomwe ili pafupi ndi 345. Ndipo mtengo wa zokolola udzachepa ndi kuwonjezeka kwa makulidwe a zinthu. Mulingo wa Q345A, siwokhudza; Q345B, ndi 20 madigiri yachibadwa kutentha zotsatira; Q345C kalasi, ndi 0 digiri zotsatira; Q345D, ndi -20 digiri zotsatira; Kalasi Q345E, kuchotsera madigiri 40. Mtengo wake umasiyananso pa kutentha kosiyanasiyana. Q345A, Q345B, Q345C, Q345D, Q345E. Izi ndizomwe zimasiyanitsa, zomwe zimayimira, makamaka kutentha kwamphamvu ndikosiyana.
Muyezo wotsatira
1. Chitoliro chosasunthika cha kapangidwe kake (GB/T8162-2018) ndi chitoliro chachitsulo chosasunthika cha kapangidwe kake ndi kapangidwe ka makina. 2. Chitoliro chosasunthika chachitsulo choyendetsa madzimadzi (GB/T8163-2018) chimagwiritsidwa ntchito potumiza madzi, mafuta, gasi ndi madzi ena ambiri chitoliro chachitsulo chosasinthika. 3. Machubu opanda chitsulo opangira ma boiler otsika ndi apakatikati (GB3087-2018) ndi machubu apamwamba kwambiri a carbon structural zitsulo zotentha komanso zozizira (zopindika) zopanda zitsulo, zomwe zimagwiritsidwa ntchito popanga mapaipi otentha kwambiri, mapaipi otentha amadzi osiyanasiyana. ma boilers otsika ndi apakatikati komanso mapaipi otenthetsera kwambiri ndi mapaipi a njerwa aarch a ma boilers a locomotive. 4. Chubu chachitsulo chosasunthika cha boiler yothamanga kwambiri (GB5310-2018) chimagwiritsidwa ntchito popanga kuthamanga kwambiri komanso pamwamba pa kukakamiza madzi chubu kukatentha Kutentha pamwamba ndi apamwamba mpweya zitsulo, aloyi zitsulo ndi zosapanga dzimbiri kugonjetsedwa ndi chitsulo chosagwira zitsulo chubu.
Q345B Seamless zitsulo chubu specifications pepala | |||
kufotokoza | kufotokoza | kufotokoza | kufotokoza |
14*3 | 38 * 5.5 | 89*5 | 133*18 |
14 * 3.5 | 42*3 | 89 * 5.5 | 159*6 |
14*4 | 42 * 3.5 | 89*6 pa | 159 * 6.5 |
16*3 | 42*4 | 89*7 pa | 159*7 |
18*2 | 42*5 | 89*7.5 | 159*8 |
18*3 | 42*6 pa | 89*8 pa | 159 * 9.5 |
18*4 | 42*8 pa | 89*9 pa | 159*10 |
18*5 | 45*3 | 89*10 | 159*12 |
19*2 | 45*4 | 89*11 | 159*14 |
21*4 | 45*5 | 89*12 | 159*16 |
22 * 2.5 | 45*6 | 108 * 4.5 | 159*18 |
22*3 | 45*7 | 108*5 | 159 * 20 |
22*4 | 48*4 | 108*6 | 159*28 |
22*5 | 48 * 4.5 | 108*7 | 168*6 |
25 * 2.5 | 48*5 | 108*8 | 168*7 |
25*3 | 48*6 | 108*9 | 168*8 |
25*4 | 48*7 | 108*10 | 168 * 9.5 |
25*5 | 48.3 * 12.5 | 108*12 | 168*10 |
25 * 5.5 | 51*3 | 108*14 | 168*11 |
27 * 3.5 | 51 * 3.5 | 108*15 | 168*12 |
27*4 | 51*4 | 108*16 | 168*14 |
27*5 | 51*5 | 108*20 | 168*15 |
27 * 5.5 | 51*6 | 114*5 | 168*16 |
28 * 2.5 | 57*4 | 114*6 | 168*18 |
28*3 | 57*5 | 114*7 | 168*20 |
28 * 3.5 | 57 * 5.5 | 114*8 | 168*22 |
28*4 | 57*6 | 114 * 8.5 | 168*25 |
30 * 2.5 | 60*4 | 114*9 | 168*28 |
32 * 2.5 | 60*4 | 114*10 | 180*10 |
32*3 | 60*5 | 114*11 | 194*10 |
32 * 3.5 | 60*6 | 114*12 | 194*12 |
32*4 | 60*7 | 114*13 | 194*14 |
32 * 4.5 | 60*8 pa | 114 * 14 | 194*16 |
32*5 | 60*9 pa | 114*16 | 194*18 |
34*3 | 60*10 | 114*18 | 194 * 20 |
34*4 | 76 * 4.5 | 133*5 | 194*26 |
34 * 4.5 | 76*5 | 133*6 | 219 * 6.5 |
34*5 | 76*6 pa | 133*7 | 219*7 |
34 * 6.5 | 76*7 | 133*8 | 219*8 |
38*3 | 76*8 pa | 133*10 | 219*9 |
38 * 3.5 | 76*9 pa | 133*12 | 219*10 |
38*4 | 76*10 | 133*13 | 219*12 |
38 * 4.5 | 89*4 | 133*14 | 219*13 |
38*5 | 89 * 4.5 | 133*16 | 219*14 |
219*16 | 273*36 | 356 * 28 | 426*12 |
219*18 | 273*40 | 356 * 36 | 426*13 |
219*20 | 273*42 | 377*9 | 426*14 |
219*22 | 273*45 | 377 * 10 | 426*17 |
219*24 | 298.5 * 36 | 377 * 12 | 426*20 |
219*25 | 325*8 | 377 * 14 | 426*22 |
219*26 | 325*9 | 377 * 15 | 426*30 |
219*28 | 325*10 | 377 * 16 | 426*36 |
219*30 | 325*11 | 377*18 | 426 * 40 |
219*32 | 325*12 | 377 * 20 | 426 * 50 |
219*35 | 325*13 | 377 * 22 | 457 * 9.5 |
219*38 | 325*14 | 377 * 25 | 457*14 |
273*7 | 325*15 | 377*32 | 457*16 |
273*8 | 325*16 | 377*36 | 457*19 |
273*9 | 325*17 | 377 * 40 | 457*24 |
273 * 9.5 | 325*18 | 377*45 | 457 * 65 |
273*10 | 325 * 20 | 377 * 50 | 508*13 |
273*11 | 325 * 22 | 406 * 9.5 | 508*16 |
273*12 | 325*23 | 406*11 | 508*20 |
273*13 | 325 * 25 | 406*13 | 508*22 |
273*15 | 325*28 | 406*17 | 558.8 * 14 |
273*16 | 325 * 30 | 406*22 | 530*13 |
273*18 | 325*32 | 406*32 | 530*20 |
273 * 20 | 325*36 | 406*36 | 570 * 12.5 |
273*22 | 325*40 | 406*40 | 610*13 |
273*25 | 325*45 | 406*55 | 610*18 |
273*28 | 356 * 9.5 | 406.4 * 50 | 610*78 |
273*30 | 356 * 12 | 406.4 * 55 | 624 * 14.2 |
273*32 | 356 * 15 | 406 * 60 | 824 * 16.5 |
273*35 | 356*19 | 406*65 | 824*20 |
Chigawo cha Chemical
Gawo lachitsulo | Mulingo Wabwino | Chemical Composition | ||||||||||||||
C | Si | Mn | P | S | Nb | V | Ti | Cr | Ni | Cu | Nd | Mo | B | Als" | ||
Palibe Woposa | Osati Pang'ono | |||||||||||||||
Q345 | A | 0.2 | 0.5 | 1.7 | 0.035 | 0.035 | 0.3 | 0.5 | 0.2 | 0.012 | 0.1 | —- | - | |||
B | 0.035 | 0.035 | ||||||||||||||
C | 0.03 | 0.03 | 0.07 | 0.15 | 0.2 | 0.015 | ||||||||||
D | 0.18 | 0.03 | 0.025 | |||||||||||||
E | 0.025 | 0.02 | ||||||||||||||
A. Kuphatikiza pa Magiredi a Q345A Ndi Q345B, Chitsulocho Chiyenera Kukhala Ndi Chimodzi Mwa Zigawo Zambewu Zoyeretsedwa Al, Nb, V, Ndi Ti. Malinga ndi Zofunikira, Wopereka Angathe Kuwonjezera Chimodzi Kapena Zambiri Zosakaniza Mbewu. Mtengo Wapamwamba Udzakhala Monga Wafotokozedwera Patebulo. Zikaphatikizidwa, Nb + V + Ti Sili Kuposa 0.22%B. Kwa Magiredi a Q345, Q390, Q420 Ndi Q46O, Mo + Cr Siwoposa 0.30%C. Pamene Cr Ndi Ni Wa Gulu Lililonse Amagwiritsidwa Ntchito Monga Zotsalira Zotsalira, Zomwe Zili pa Cr Ndi Ni Siziyenera Kuposa 0.30%; Pakafunika Kuonjezera, Zomwe Zili Pansi Ziyenera Kukwaniritsa Zofunikira Patebulo Kapena Kutsimikiziridwa Ndi Wopereka Ndi Wogula Kudzera Kukambirana.D. Ngati Woperekayo Atha Kuwonetsetsa Kuti Nayitrogeni Wakukwaniritsa Zofunikira Patebulo, Kusanthula kwa Nayitrojeni Sizingatheke. Ngati Al, Nb, V, Ti Ndi Zinthu Zina za Aloyi Zomwe Zili Ndi Nitrogen Fixation Ziwonjezedwa ku Zitsulo, Nayitrojeni Wokhutira Siwochepa. Nayitrogeni Fixation Zomwe Zili Pansi Ziyenera Kufotokozedwa Mu Satifiketi Yabwino. E. Mukamagwiritsa Ntchito Aluminiyamu Yonse, Zonse za Aluminiyamu Zonse Alt≥0020%. |
Gulu | Kaboni Wofanana ndi CEV (Chigawo cha Misa) /% | |||||
Kunenepa Mwadzina Khoma S≤ 16mm | Mwadzina Khoma Makulidwe S2>16 Mamilimita〜30 mm | Mwadzina Khoma Makulidwe S> 30mm | ||||
Zotentha Zopindidwa Kapena Zokhazikika Zokhazikika | Kuzimitsa+Kutentha | Kutentha Kwambiri Kapena Kukhazikika | Kuzimitsa+Kutentha | Kutentha Kwambiri Kapena Kukhazikika | Kuzimitsa+Kutentha | |
Q345 | <0.45 | - | <0.47 | - | <0.48 | 一 |
Mechanical Property
Katundu Wamakina Azitsulo Zazitsulo Zapamwamba Zapamwamba Za Carbon Ndi Mapaipi Achitsulo Otsika-Aloyi Amphamvu Kwambiri
Gulu | Mulingo Wabwino | Zokolola Mphamvu | Mphamvu Zokolola Zochepa | Elongation Pambuyo Kusweka | Mayeso a Impact | |||
Mwadzina Khoma Makulidwe | Kutentha | Absorb Energy | ||||||
<16 mm | > 16 mm〜 | 〉30 mm | ||||||
30 mm | ||||||||
Osati Pang'ono | Osati Pang'ono | |||||||
Q345 | A | 470—630 | 345 | 325 | 295 | 20 | - | 一 |
B | 4-20 | 34 | ||||||
C | 21 | 0 | ||||||
D | -20 | |||||||
E | -40 | 27 |
Chofunikira Choyesa
Kapangidwe ka Chemical: Tambasula, Kulimba, Kugwedezeka, Sikwashi, Kupindika, Kuyesa kwa Ultrasonic, Eddy Pakalipano, Kuzindikira, Kuzindikira Kutayikira, Magalasi