Hoʻohui kemika a me nā waiwai mechanical
Hoʻohui Kimia
Papa kila |
C |
ʻO Si |
ʻO Mn |
P |
S |
Als |
Papa A |
≤0.21 |
≤0.50 |
≥2.5C |
≤0.035 |
≤0.035 |
- |
Papa B |
≤0.21 |
≤0.35 |
0.8-1.2 |
≤0.035 |
≤0.035 |
- |
Papa D |
≤0.21 |
≤0.35 |
0.6-1.2 |
≤0.035 |
≤0.035 |
≥0.015 |
Papa E |
≤0.18 |
≤0.35 |
0.7-1.2 |
≤0.035 |
≤0.035 |
≥0.015 |
Ke Kaʻina Hana no nā Papa ʻokoʻa
Papa A me B
Hiki i ka ikaika maʻamau o ka pae A a me B nā papa kila kūkulu moku ke hoʻokō i nā koi o ke kaʻina hana a me nā waiwai mechanical ma o ka ʻōwili maʻamau, no laila maʻalahi ke kaʻina hana.
Papa D, E (DH32, DH36, EH 32, EH 36)
ʻO ka papa D a me E moʻo (inlcuding AH32/36, DH32, DH36, EH32, EH36) nā papa kila hana moku e pono ai ka ikaika haʻahaʻa haʻahaʻa haʻahaʻa a me ka hana kuʻihao maikaʻi. Pono e hoʻoponopono ʻia ka paʻi kila kūkulu moku kiʻekiʻe ma ke ʻano o ka ʻōwili ʻia ʻana a me ka hoʻomalu ʻana i ka hoʻoilo a i ʻole nā kaʻina hana wela me nā lako piha piha. I ka manawa like, pono e kiʻekiʻe ka maʻemaʻe kila kūloko o nā billets i hoʻolako ʻia, ʻoi aku ka nui o ka ʻike o S, P, N, 0 a me H i ke kila.
Hoʻohui ʻia nā ʻāpana Alloy e hoʻomaikaʻi i ka paʻakikī
I mea e hōʻoiaʻiʻo ai i ka hana o nā papa moku ikaika kiʻekiʻe, hoʻohana ʻia ka ʻenehana micro-alloying. Ma ka hoʻohui ʻana iā Nb, V, Ti a me nā mea hoʻohuihui ʻē aʻe i ke kila, i hui pū ʻia me ke kaʻina hana ʻōwili ʻia, hoʻomaʻemaʻe ʻia ka palaoa a hoʻomaikaʻi ʻia ka paʻakikī.
Kuhikuhi no ka hoʻomohala ʻana no ka pā hale moku
ʻO ka ikaika kiʻekiʻe, ka kikoʻī kiʻekiʻe, me ka nui a me ka palekana o ka moku, a me nā hoʻololi ʻana i nā kikoʻī o ka uhi ʻana, ua hoʻemi mālie ʻia ka noi no nā panela A-class maʻamau, a ke piʻi nei ka noi no nā panela ikaika kiʻekiʻe, i hoʻopaʻa ʻia i nā moku nui. o 5m laula. Papa, 200-300mm mānoanoa kūikawā moku manoanoa.
Na Waiwai Mechanical
Papa kila |
Mānoanoa/mm |
Lae hua/MPa |
Ke kiko uʻi /MPa |
Elongation/% |
Ka wela/° C |
ʻO ka hoʻāʻo hopena ʻano V |
Akv/J |
Kū pololei |
Kaupae |
Papa A |
≤50 |
≥235 |
400-490 |
≥22 |
- |
- |
- |
Papa B |
≤50 |
≥235 |
400-490 |
≥22 |
0 |
≥27 |
≥20 |
Papa D |
≤50 |
≥235 |
400-490 |
≥22 |
-10 |
≥27 |
≥20 |
Papa E |
≤50 |
≥235 |
400-490 |
≥22 |
-40 |
≥27 |
≥20 |