Zabwino za kuzizira zopangidwa
Chiwonetsero chozizira chimapangidwa ndikumakumbika ndikupanga ma sheet a chitsulo kapena ma coils firiji yotentha popanda kugwiritsa ntchito kutentha. Njirayi imatulutsa zinthu zolimba, zolimba kuposa chitsulo chotentha. Zitsulo zozizirazi zimapereka zabwino zingapo pamene zidadzaza pamodzi kuti zikhale zigawo zikuluzikulu.
Wofanana | Kalasi yachitsulo | Kuphatikizika kwa mankhwala | Katundu wonenepa | Chiyeso cha Charpy chimakhala ndi kuyesa kwa thupi | ||||||||||||||
C | Si | Mn | P | S | V | Nb | Ti | CEV4) (%) | RT0.5 COPA ramulani mphamvu | Mphamvu ya RM MPA | RT0.5 / RM | (L0 = 5.65 √ s0) econgsion A% | ||||||
max | max | max | max | max | max | max | max | Ena | max | min | max | min | max | max | min | |||
L245MB | 0.22 | 0.45 | 1.2 | 0.025 | 0.15 | 0.05 | 0.05 | 0.04 | 1) | 0,4 | 245 | 450 | 415 | 760 | 0.93 | 22 | Chiyeso cha Charpy charpy: chimakhudza mphamvu ya chitoliro cha chitoliro cha chitoliro cha chitoliro cha weld chidzayesedwa monga amafunikira muyezo woyambirira. Kuti mumve zambiri, onetsetsani mzere woyambayo. Kuchepetsa thupi kugwedeza: malo osankha | |
GB / T971111111 (PSL2) | L290MB | 0.22 | 0.45 | 1.3 | 0.025 | 0.015 | 0.05 | 0.05 | 0.04 | 1) | 0,4 | 290 | 495 | 415 | 21 | |||
L320MB | 0.22 | 0.45 | 1.3 | 0.025 | 0.015 | 0.05 | 0.05 | 0.04 | 1) | 0.41 | 320 | 500 | 430 | 21 | ||||
L360MB | 0.22 | 0.45 | 1.4 | 0.025 | 0.015 | 1) | 0.41 | 360 | 530 | 460 | 20 | |||||||
L390MB | 0.22 | 0.45 | 1.4 | 0.025 | 0.15 | 1) | 0.41 | 390 | 545 | 490 | 20 | |||||||
L415MB | 0.12 | 0.45 | 1.6 | 0.025 | 0.015 | 1) 2) 3 | 0.42 | 415 | 565 | 520 | 18 | |||||||
L450MB | 0.12 | 0.45 | 1.6 | 0.025 | 0.015 | 1) 2) 3 | 0.43 | 450 | 600 | 535 | 18 | |||||||
L485MB | 0.12 | 0.45 | 1.7 | 0.025 | 0.015 | 1) 2) 3 | 0.43 | 485 | 635 | 570 | 18 | |||||||
L555MB | 0.12 | 0.45 | 1.85 | 0.025 | 0.015 | 1) 2) 3 | Kukambirana | 555 | 705 | 625 | 825 | 0.95 | 18 | |||||
Zindikirani: | ||||||||||||||||||
1) 0.015 ≤ at <0.060; n ≤ 0.015; ch ≤ 0.30; Mo ≤ 0.10 | ||||||||||||||||||
2) v + nb + ti ≤ 0.015% | ||||||||||||||||||
3) Pazitsulo zonse zachitsulo, mo Meyi ≤ 0.35%, pansi pa mgwirizano. | ||||||||||||||||||
Mn Cr + mo + v CO + NI4) CEV = 5. 6 + 5 + 5 |
Chimodzi mwa zabwino zazikulu zakuzizira adapangidwa Zitsulo ndi gawo lake lalikulu lamphamvu. Izi zikutanthauza kuti imapereka mphamvu kwambiri mukakhala wopepuka, zimapangitsa kuti zikhale zosavuta kuthana ndi kunyamula panthawi yomanga. Kuphatikiza apo, mphamvu yayikulu ya zozizira zopangidwa ndi zowoneka bwino komanso zopangidwa bwino zomwe zimakulitsa malo ndikuchepetsa kugwiritsa ntchito chuma.
Njira ina yofunika kwambiri yopangidwa ndi zitsulo zozizira ndizofanana ndi kusasinthika kwake. Njira yozizira yozizira imatsimikizira kuti zitsulozo zimasunga makina mosasinthika, zomwe zimachitika komanso zodalirika. Kusinthaku ndikofunikira kwambiri kuwonetsetsa kuti kukhulupirika ndi chitetezo cha zomanga komaliza.

Kuphatikiza pa mphamvu ndi kusasinthika, ozizira ozizira ovekedwa mapangidwe apangidwe abwino kwambiri ndi kulondola. Njira yozizira imalola kulekerera bwino komanso kuumbidwa weniweni, kuonetsetsa kuti zigawo zikuluzikulu zimagwirizana pa msonkhano. Mulingo woyenera kwambiri ndi wovuta kwambiri kuti uzikwaniritsa chinthu chovuta kwambiri, chomaliza.
Kuphatikiza apo, kuzizira kopangidwa chitsulo chowoneka bwino kumakhala kovuta ndipo kumatha kuchitidwa kuti tikwaniritse zofunika polojekiti. Itha kupangidwa mosavuta ndipo imapangidwa m'mitundu yosiyanasiyana komanso kuloleza, kulola kuti ntchito yopanga zipangidwe zovuta. Kuchita mogwirizana kumeneku kumayenera kuyenera kugwiritsa ntchito mitundu yosiyanasiyana kuchokera pakumanga nyumba kupita kumalo opangira mafakitale.
Kugwiritsa ntchito mankhwala ozizira opangidwa ndi zinthu zopangidwa ndi zinthu zomwe zimathandizanso kuti zichitidwe zinthu zokhazikika. Chikhalidwe chake chopepuka chimachepetsa katundu wonse pamaziko ndi kuthandizira, zomwe zimapangitsa kuti zisungidwe ndi phindu la chilengedwe. Kuphatikiza apo, kubwezeretsanso chitsulo kumapangitsa kuti zikhale zosankha zabwino zomanga.
Mwachidule, kuzizira kozizira chiwonetsero chambiri kumapereka zabwino zambiri zomwe zimapangitsa kuti ikhale chisankho chokongola pomanga ntchito zomanga. Kuchuluka kwake kwakukulu, kusasinthika, kusinthika, kungofunika, kusinthasintha komanso kusakhazikika kumapangitsa kukhala chinthu chamtengo wapatali chopangira zolimba, zoyenera. Pamene makampani omanga akupitilirabe kusinthika, ozizira ozizira ovekedwa ndi gawo lofunikira pakuumba nyumba ndi zomanga mtsogolo.