
He kiʻekiʻe ke kūpale a he lōʻihi ke ola o nā mea hao chromium kiʻekiʻe, a ua ʻike lōʻihi ʻia e ka ʻoihana. ʻO kā lākou hana kiʻekiʻe e hōʻike ana i ke kiʻekiʻe kiʻekiʻe o nā mea ʻaʻahu metala -kūpono o kēia manawa. Eia nō naʻe, ma muli o ko lākou ʻike kiʻekiʻe a me nā kumukūʻai hana kiʻekiʻe, ua hoʻopili ʻia kā lākou hoʻolaha a me ka noi ʻana i nā pae like ʻole, no laila ʻaʻole i hoʻohana nui ʻia. Kaulana ʻia nā laina hao chromium kiʻekiʻe no ko lākou ikaika kiʻekiʻe, ʻoʻoleʻa a me ke kūpale ʻana. Ua hoʻohana nui ʻia lākou i nā wili pōleʻa nui i ka ʻoihana sima ma waho, me ke ola o ka lawelawe ma kahi o 8 mau makahiki, a ma ka lua a me ke kolu o nā keʻena, hiki ke ʻoi aku ma mua o 12 mau makahiki, a hiki i kekahi ke mau a hiki i 20 mau makahiki, e hōʻike ana i ke kūpaʻa maikaʻi loa.
Huahana Huahana
-Pila liner chromium alloy kiʻekiʻe
- Hoʻohui waiwai: ʻO ka lole hoʻoheheʻe chromium kiʻekiʻe i hoʻolei ʻia -kūʻokoʻa i haku ʻia me ka chromium, carbon, molybdenum, nickel a me nā mea ʻē aʻe. ʻO ka maʻiʻo chromium ma waena o 12% a me 30%, a ʻo ka maʻi kalapona he 1.0% a 3.0%. ʻO ka hōʻike hoʻohui kemika o kahi mea hana kiʻekiʻe chromium alloy liner e hōʻike ana he 25% ka nui o ka chromium, he 2.0% ke kalapona, a he 2.5% ka molybdenum, a he wahi liʻiliʻi nō hoʻi ia o ka nickel a me ka vanadium, e hoʻokō ana i nā koi o ka hao chromium kiʻekiʻe e like me ka stipulated ma 5-T1744 GB/T1794 GB/T1794.
- Nā hiʻohiʻona metallographic: ʻO ke ʻano metala o ka chromium kiʻekiʻe i hoʻolei ʻia i ka hoʻolei ʻia ʻana o ka liner -paʻa kūʻokoʻa he martensite matrix, eutectic carbide a me ka lua carbide. Hoʻokaʻawale ʻia nā carbide eutectic i kahi pūnaewele hoʻomau a hoʻopau paha, me ka paʻakikī a hiki i ka HV1600. Hōʻike ka hoʻāʻo metallographic o kekahi liner i ka nui o ka carbide eutectic he 35%, i puʻunaue like ʻia ma ka matrix martensite, e hōʻoia ana i ke kūpaʻa maikaʻi loa.
- Nā hōʻailona hana hana mīkini: ʻO ka liner hoʻoheheʻe chromium kiʻekiʻe i -paʻa kūʻokoʻa he kiʻekiʻe ka paʻakikī a me ke kūpaʻa. Hiki i ka Rockwell hardness HRC ke hiki i 58-65. ʻO ka paʻakikī maoli o kahi liner ʻo HRC62, a i ka hoʻāʻo ʻana o ke one quartz, ʻo ka 0.08g/cm wale nō ka nui o ka lole. Ma ke ʻano o ka paʻakikī o ka hopena, hiki i ka ikehu absorption hopena ke hiki i 15-25J. ʻO ka ikehu absorption hopena o kekahi ʻano liner i hoʻāʻo ʻia ma lalo o ka ikehu hopena 20J, ʻaʻohe māwae a haki paha.
- ʻO ke kaʻina hana hoʻoheheʻe ʻana i nā kikoʻī: Hoʻolei ʻia ka liner chromium alloy kiʻekiʻe me ka hoʻolei ʻana i ke one a i ʻole ka hoʻolei ʻana i ka huʻa. No ka hoʻolei ʻana i ke one, koho ʻia nā mea hoʻoheheʻe e like me ke one silica a me ka resin, a pono e hoʻomaloʻo ʻia ka ʻōpala i ka wela kiʻekiʻe. I ke kaʻina hoʻolei liner, ʻo ka mahana maloʻo he 300 degere, a ʻo ka manawa paʻa he 4 mau hola e pale ai i ka hoʻolei ʻana i nā hemahema. I loko o ka hoʻolei ʻana i ka huʻa nalo, pono e uhi ʻia ka ʻōpala me ka pena refractory, maloʻo, a laila e kau ʻia i ka ninini ʻana i ke kaomi maikaʻi ʻole. ʻO ka liner i hana ʻia e kekahi mea hana ma o ke kaʻina hana huʻa i nalowale he ʻano ʻili ʻili Ra <12.5HB, me ka pololei o ka pae CT9.
- Nā ʻōlelo kikoʻī o ke kaʻina hana wela: ʻO ka mālama wela o ka liner chromium alloy kiʻekiʻe e pili ana i ke kinai ʻana a me ka hoʻoulu ʻana. ʻO ka mahana hoʻopau he 950-1050 degere, a ua hoʻoholo ʻia ka manawa paʻa e like me ka mānoanoa. No ka liner 20mm, ʻo ka manawa paʻa he 2 mau hola. Hoʻohana ʻia ka ʻaila hoʻoluʻu a i ʻole ka ea. ʻO ka paʻakikī o kekahi laina ma hope o ke kinai ʻana he HRC60. ʻO ka mahana wela ka 200-300 degere, a ʻo ka manawa paʻa he 2 mau hola e hoʻopau ai i ke kaumaha kūloko. Hoʻonui ʻia ka ikehu absorption o kekahi liner ma hope o ka hoʻoulu ʻana e 10%, ʻoiai e mālama ana i ka paʻakikī kiʻekiʻe.
Hōʻike Huahana



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no ke aha e koho ai i kā mākou huahana
1. 20 makahiki o ka ʻike ma ka hoʻolei ʻana i ka pā hao, ka hōʻoia ʻana i ka maikaʻi, ka lawe ʻana i ka manawa
2. Hiki ke hāʻawi pololei i ka mīkini mīkini a me ka nānā ʻana i nā ʻāpana i hoʻopau ʻia a hoʻokō i nā koi nānā o nā mea kūʻai
3. Loaʻa iā ia nā kuleana hoʻokomo kūʻokoʻa a hoʻokuʻu aku a hiki ke hoʻokuʻu aku i nā huahana i nā wahi āpau o ka honua
Nā huahana pale: pahu pahu no ka ipu hao wili liner, Kina pahu pahu no ka hao wili liner pā mea hana, mea hoʻolako, hale hana














