ASTM A536 Uku Hao

1. Hōʻikeʻike

Astm A536 ʻo ia ke kikoʻī maʻamau no nā hoʻolei hao ductile, hoʻohana nui ʻia ma nā ʻoihana e like me ka automotive, kūkulu hoʻi, Hinddreinolle, a me ka ikehu.

ʻIke ʻia no kona kaulike ʻana o ka ikaika, kumaikalua, a me ke kumukūʻai-kūpono, Hoʻoponopono ʻo ASTM A536 i nā waiwai mechanical o ka hao graphite spheroidal (ʻike ʻia hoʻi he hao ductile a i ʻole hao nodular), e lilo ia i mea koʻikoʻi i ka hoʻolālā ʻenehana a me ka hana ʻana.

2. He aha ka ASTM A536 Material?

ʻO ka ASTM A536 ka wehewehe ʻana i nā koi mechanical—ʻaʻole ka hoʻohui kemika—o Ui KAHOu.

Hoʻopaʻa ia i ka mea i loaʻa nā nodules graphite spheroidal, e hoʻokaʻawale iā ia mai ka hao hina ma ka hāʻawi ʻana i ka ikaika hopena kiʻekiʻe, ewangantion, a me kaʻehaʻeha.

Hoʻokaʻawale kēia maʻamau i ka hao ductile i nā māka e pili ana i ka ikaika tensile, ka ikaika, a me ka nui.

ʻO ka hiki ke hoʻololi i nā hale matrix (ferritic, Kahi Kīwī, a hui pū ʻia paha) hana ʻo ASTM A536 i nā hoʻoheheʻe ʻana i mea maʻalahi no nā hana hoʻolālā a me nā hana mechanical.

3. Na Waiwai Mechanical a me na Papa

Hoʻokaʻawale ʻo ASTM A536 i nā hoʻoheheʻe hao ductile e kā lākou hana mechanical - kikoʻī. ikaika ikaika, ka ikaika, a ewangantion.

Loaʻa kēia mau waiwai mai ka hui pū ʻana o nā hana graphite spheroidal a me nā pae matrix i loko o ka hao.

Nā māka maʻamau o ASTM A536 Ui

Ua kapa ʻia kēlā me kēia papa ASTM A536 me ka hoʻohana ʻana i kahi ʻano ʻekolu ʻāpana: ʻO ka ikaika ʻo Tensile-Hoʻohua ka ikaika- Ewangantion (%).

ʻo kahi laʻana, Kumu 65-45-12 'o ia hoʻi ka ikaika tensile o 65 ksi (448 Mpa), he ikaika hua o 45 ksi (310 Mpa), a 12% ewangantion.

4. Microstructure a me Metallurgy

ʻO ka hōʻailona o ka hao ductile ma lalo o ASTM A536 ka microstructure graphite spheroidal, loaʻa ma o ka hoʻohui ʻana o ka magnesium a i ʻole cerium i ka wā e hoʻoheheʻe ai.

ʻO kēia ʻano nodular poepoe, ma mua o ka flake graphite i ka hao hina, hoʻonui i ka hana mechanical:

• graphite pōpopo hōʻemi i ke koʻikoʻi koʻikoʻi a me ka hoʻomaka ʻana.
• Ka mana matrix (ferrite vs. Puʻuʻupuʻu) Loaʻa ʻia ma o ka hoʻohuihui a me ka mālama wela.
• ʻO ka lepo lepo hoʻomaikaʻi i ka pale ʻana i ka luhi a me ka like ʻana o ka ikaika.

I nā papa haʻahaʻa ikaika like 60-40-18, ʻO kahi matrix ferritic piha e hāʻawi i ka elongation kiʻekiʻe a me ka paʻakikī hopena.

Ma nā papa kiʻekiʻe-ikaika like 100-70-03, ʻO ka matrix pearlitic ka nui e hāʻawi i ka ikaika a me ke kūpaʻa ʻaʻahu.

5. Nā Kaʻina Hoʻolei Maʻamau o ASTM A536 Ductile Iron

ʻO ka hao Ductile e like me ASTM A536 ka waiwai i nā noi ʻenekinia no kāna kaulike maikaʻi loa o ka ikaika., kumaikalua, a me ka machindability.

Ke koho o Ke kahua nei pili pono i ka ʻO ka hana mechanication, dimensional pololei, paulapua, a me ke kumukūʻai-kūpono o ka hapa hope.

Hao Hoolei Sand

Sand cread ʻo ia ke ala kuʻuna a hoʻohana nui ʻia no ka hana ʻana i nā mea hao ductile, ʻOi aku ka poʻe i kū i ka ASTM A536.

Hoʻopili ia i ka hana ʻana i kahi lua mai ke one paʻi, i ninini ʻia i loko o ka metala hoʻoheheʻe ʻia.

Hiki ke hoʻololi ʻia ke kaʻina hana no ka hana ʻana i nā hiʻohiʻona maʻalahi a paʻakikī hoʻi i nā puke haʻahaʻa.

ʻOi aku ka maikaʻi o ka hoʻolei ʻana i ke one ʻāpana nui a kaumaha ʻaʻole makemake i ka hoʻopau ʻili maikaʻi loa.

Ma muli o kāna hoʻolālā mold maʻalahi a me nā kumukūʻai haʻahaʻa haʻahaʻa, ʻO ka hoʻolei ʻana i ke one ka mea i koho ʻia ma nā ʻoihana e like me ke kūkulu ʻana, mahiai, a me nā mea hana kaumaha.

Hoʻoheheʻe ʻia ʻo Shell Molding Casting Ductile Iron

Ka hoʻoheheʻe ʻia ʻana o ka pūpū he ʻano hoʻomaʻemaʻe ʻia o ka hoʻolei ʻana i ke one e hoʻohana ana i ke one maikaʻi i uhi ʻia i ka resin thermosetting e hana lahilahi, nā ʻōpala paʻa paʻa.

Hana ʻia kēia mau pūpū ma ka hoʻomehana ʻana i ke ʻano metala, e pili ana i ke one i uhi ʻia, a laila ho'ōla iā ia e hana i kahi lua poni pololei a paʻa.

Hoʻomaikaʻi nui kēia kaʻina hana i ka pololei o ke ana, paulapua, a me ka hana hou ʻana ma luna o nā ʻano one ʻōmaʻomaʻo kuʻuna.

He kūpono ka hoʻoheheʻe ʻana i ka shell no ʻāpana liʻiliʻi me ka paʻakikī haʻahaʻa a hoʻohana mau ʻia i nā ʻoihana kaʻa a me nā ʻoihana valve, kahi e koʻikoʻi ai ke ʻano kūlike a me ka hoʻemi ʻana ma hope o ka hana.

ʻO ka mea hao hao hao (Nalowale shop)

Kāhaka kūʻai kūʻai, ʻike ʻia hoʻi ʻo ka hoʻolei ʻana i ka waks nalowale, he ʻano hoʻolei pololei kūpono no mea paʻakikī, Kuhi Kūpono, a me na mea hao ductile me ka paia lahilahi.

Hana ʻia kahi kumu hoʻohālike wax o ka ʻāpana hope, i uhi ʻia i loko o nā mea seramika e hana i ka poʻi, a laila heheʻe ka wax. Hoʻopiha ʻia ka pūpū keramika me ka metala hoʻoheheʻe ʻia.

Hāʻawi kēia kaʻina hana nā mea paʻa paʻa, ʻO nā mea maikaʻi loa e hoʻopau ai, a me ka liʻiliʻi o ka ʻōpala, kūpono loa ia no ʻāpana liʻiliʻi e koi ana i nā geometries paʻakikī, nui loa ma ka aerospace, olakino, a me nā ʻoihana pale.

Hāʻawi ia i nā ʻenekinia e hoʻohui i nā hiʻohiʻona he nui i hoʻokahi hoʻolei ʻana, e ho'ēmi ana i ka pono no ka hui 'ana a i 'ole ka mīkini lua.

Hoʻolei ʻia i ka hao paʻa (ʻO ka mālamaʻana i ka nui)

Ke hoʻomau mau nei, ʻōlelo ʻia hoʻi ʻo ka gravity die casting, hoʻohana mau metala paʻa—mea maʻamau i hana ʻia me ka hao a i ʻole ke kila—hiki ke hoʻohana hou ʻia i nā manawa he nui.

ʻAʻole like me ke one a i ʻole nā ​​pūpū pūpū, ʻAʻole i luku ʻia kēia mau ʻōpala ma hope o kēlā me kēia ninini, hana i ke kaʻina hana kūpono no waena a kiʻekiʻe.

Hoʻoheheʻe ʻia ka hao i hoʻoheheʻe ʻia i loko o ka ʻeleʻele e ka umekaumaha, me ke kokua ole.

ʻO ka hopena he ʻāpana me ka ʻokoʻa ʻoi aku ka nui, hoʻemiʻia ka poosity, a ʻoi aku ka maikaʻi o ka hoʻopau ʻana ma mua o ka hapa nui o nā ʻāpana hoʻolei one.

ʻOiai ʻoi aku ka palena o ka paʻakikī geometric, ʻoi aku ka maikaʻi o ka hoʻolei ʻana i ka poʻi paʻa i ka hana ʻana likelike, ʻāpana paʻakikī e like me nā hale, nā brackets, a me ke ahi.

Ka hao hoʻoheheʻe Centrifugal

ʻO ka hoʻolei Centrifugal kahi hana kūikawā i hoʻohana ʻia e hana ʻāpana hao ductile a ʻano apo paha ma ka ninini ʻana i ka metala i hoʻoheheʻe ʻia i loko o kahi poʻo wili wikiwiki.

Hāʻawi ka ikaika centrifugal i ka metala hoʻoheheʻe i waho, ka hoʻopau ʻana i nā ʻeke kinoea a me nā hoʻokomo, a e hana ana i kahi paʻa, ʻO Microstructure Microssructure.

He kūpono kēia ala no nā noi koi ʻoi aku ka maikaʻi o ka mechanical integrity a me ke kūlike, e like me nā pipes, lawe lima lima, ʻO nā cylinders hydraulic, a me nā ʻāpana lole kaumaha.

ʻOi aku ka maikaʻi o ka hoʻolei ʻana o Centrifugal i ka hana ʻana i nā ʻāpana hollow a tubular me ʻoi aku ka maikaʻi o ka mānoanoa o ka pā a me nā hemahema liʻiliʻi.

Ka hao hoolei mau (no ka Bar Stock Production)

ʻO ka hoʻolei mau ʻana he kaʻina semi-continuous kahi hoʻopaʻa ʻia ka hao hoʻoheheʻe ʻia i loko o ka pā, kiole, a i ʻole papa oiai e kahe ana ma ka poni hooluu wai.

Hoʻohana mua ʻia kēia ʻano hana no ka hana ʻana i nā waiwai maka i hana ʻia ma hope i loko o nā ʻāpana i hoʻopau ʻia.

Hoʻomau ka hoʻolei ʻana i ka hao ASTM A536 ʻano like ʻole, Ka Manakili Nui, a me ka hoʻohui ʻia kemika ma ka lōʻihi holoʻokoʻa o ka pā.

Hoʻohana maʻamau ia no ka hana ʻana i ke kūlana kiʻekiʻe poepoe, kahua, a me na kaola huinahalike hoʻohana ʻia i loko o nā pahu pahu, nā lako hydraulic, a me nā ʻāpana ʻenekinia kumu nui.

ʻO kēia kaʻina hana e hōʻemi nui i ka ʻōpala a hoʻonui i ka throughput i nā foundries.

Hao Hoolei Huhu Nalo

Nalowale ka hae hae he kaʻina hana hoʻolei ʻana i ka ʻupena kokoke i ka hoʻoheheʻe ʻana i nā hiʻohiʻona wax kuʻuna (hoʻohana ʻia i ka hoʻolei kālā) me nā kumu hoʻohālike polystyrene, i waiho ʻia i loko o ka ʻeleʻele a hoʻoheheʻe ʻia ke ninini ʻia ka hao ductile i hoʻoheheʻe ʻia i loko.

Ua hoʻoneʻe ʻia ka huʻa mahu e ka metala e komo mai ana, ka hopena i nā hoʻoheheʻe paʻakikī a kikoʻī loa me ka ʻole o nā laina hoʻokaʻawale a i ʻole nā ​​​​cores.

He kūpono loa kēia ʻano hana nā mea paʻakikī e like me nā poloka engine, Nā poʻo cylinder, a me nā hale pahū.

Hāʻawi ka hoʻolei ʻana i ka huʻa nalo i ka pololei o ka nui a me ka pono o ka hui, He kūpono kūpono no ka hoʻolālā ʻāpana hoʻohui ma nā ʻoihana kaʻa a me nā ʻoihana.

6. Hoʻomaʻamaʻa wela o ASTM A536 Ductile Iron

ʻO ka hana wela He hana koʻikoʻi ia i ka hoʻonui ʻana i ka microstructure a me nā waiwai mechanical o ka hao ductile.

ʻOiai ua hoʻohana ʻia nā helu he nui o ASTM A536 i ke kūlana as-cast, ʻO ka hoʻomaʻamaʻa wela e hiki i nā ʻenekini ke hoʻoponopono i ka paʻakikī, ikaika ikaika, kumaikalua, a me ka e hoʻokō i nā koi noi kikoʻī.

ʻO ka pane o ka hao ductile i ka mālama ʻana i ka wela e hilinaʻi nui ʻia ma kāna haku mele (ferrite, Puʻuʻupuʻu, a hui pū ʻia paha) A me ka ka hopena mechanical makemake, e like me ke kūpale ʻaʻahu kiʻekiʻe, hoʻomaikaʻi machinability, a i ʻole ka piʻi ʻana o ka hopena.

ʻO nā kaʻina hana maikaʻi maʻamau

ʻO ka wehewehe kikoʻī o nā lāʻau lapaʻau koʻikoʻi

Annalile

Pinguli: E hana i kahi palupalu, ductile ferritic matrix.
Ke kaʻina hana: Wela i ~870–900°C, paa no kekahi mau hora, a laila e hoʻomālili mālie ka umu.
Hopena: Hoʻonui i ka elongation (a hiki i 18-20%) a me ka hopena hopena. Mea maʻamau no nā ʻāpana o ka hoʻohana ʻana i ka wai, paipu kaomi, a i ʻole nā ​​ʻāpana haʻahaʻa haʻahaʻa.

Hana maʻamau

Pinguli: No ka loaʻa ʻana o kahi matrix pearlitic maikaʻi no ka ikaika kiʻekiʻe a me ka ductility haʻahaʻa.
Ke kaʻina hana: Wela i ~870–950°C, paa pokole, a laila anuanu ke ea.
Hopena: Hoʻonui ka ikaika a me ka paʻakikī, me ka paakiki haahaa. Mea maʻamau i nā kaʻa, hale hana kaumaha, a me nā lima hoʻopiʻi.

ʻO ka huhū a me ka hoʻowalewale

Pinguli: No ka hoʻomohala ʻana i ka ikaika kiʻekiʻe a me ka paʻakikī o ka ʻili no nā noi ʻaʻahu.
Ke kaʻina hana: E kinai i ka aila a me ka wai mai ~870–950°C, a laila wela ma ~400–600°C.
Hopena: Ikaika kiʻekiʻe (a i 827 Mpa), ʻO ke kūpaʻa maikaʻi, aka, hoemiia ka elongation. Kūpono no nā pono hana, Nā papahele, a me na hapa eli.

Ke kaumaha nei ke kaumaha

Pinguli: E hōʻemi i nā koʻikoʻi o loko mai ka mīkini ʻana a i ʻole ka hoʻolei ʻana me ka hoʻololi ʻole ʻana i nā waiwai mechanical.
Ke kaʻina hana: Wela i ~550–650°C, Pā, a me ka ea anuanu.
Hopena: Hoʻemi i ka pōʻino a i ʻole ka haki ʻana i ka wā lawelawe.

Austempering (no ADI – Austempered Ductile Iron)

Pinguli: E hana i kahi microstructure bainitic no ka ikaika a me ke ola luhi.
Ke kaʻina hana: Austenitize (~900°C), e kinai i ka auau paakai (~260–400°C), paa e hoololi i bainite, a laila anuanu ke ea.
Hopena: Loaʻa i ka ikaika tensile a hiki i 1600 MPa me ka elongation o 1–3%. Hoʻohana ʻia i nā noi hana kiʻekiʻe e like me nā ʻāpana kaʻaahi, nā mea hoʻokele, a me na mea kaua.

7. Nā noi o ASTM A536 Ductile Iron

Autoomotive a me ka halihali

• Lihao
• ʻO nā alakaʻi alakaʻi
• Nā lima hoʻomaha a me nā pale
• ʻO nā calipers a me nā pahu pahu
• Nā leʻaleʻa'ē aʻe

Nā mīkini hanaʻoihana a me nā lako hana

• Nā mea hana a me nā housghs
• Nā kumu hana mīkini
• ʻO nā kumu a me nā hui
• Pum casings and impellers
• Ke hali nei

Mahiai a me na Lako Ma waho o ke Alanui

• Nā hale paʻi kiʻi
• Nā kākoʻo axle a me nā hubs
• Nā ʻāpana pahu pahu
• Nā ʻāpana mahi ʻai a me ka palau

Kaona a me na mea hoohana

• ʻO nā paipu wai a me ka wai
• Uhi kuikahi
• ʻO nā kino valve a me nā flanges
• ʻO nā mea hoʻoheheʻe ahi

Pono, Aila, a me nā ʻoihana Petrochemical

• Nā kino valve a me nā noho
• Pipe Fopesing a me nā Kuki
• Nā Hale Hōʻikeʻike
• ʻO nā hui flanged a me nā kuʻekuʻe lima

Mahele makani a me ka ikehu

• ʻO nā hub turbine a me nā flanges
• Nā ʻāpana pahu pahu
• Ke hali nei

Kaaahi a me ka lawe kaumaha

• Nā kīʻaha kaʻa a me nā huila
• ʻO nā hui a me nā ʻauamo
• Nā ʻāpana Bogie

8. ʻO nā pono o ka ASTM A536 Ductile Iron

ASTM A536 hao ductile, ʻike ʻia hoʻi ʻo ka hao nodular a i ʻole ka hao graphite spheroidal, hāʻawi i kahi kaulike kūʻokoʻa o ka ikaika, kumaikalua, paʻakikī, a me ka pā.

ʻO ka maikaʻi o ka ikaika o ka momona

Hāʻawi ka ductile i ka ikaika mechanical e like me nā kila he nui akā ma ka haʻahaʻa haʻahaʻa a me ke kumu kūʻai.

ʻO kēia ka mea kūpono no nā ʻāpana kūkulu e koi ana i ka hiki ke lawe haʻahaʻa kiʻekiʻe me ka ʻole o ka nuipaʻa.

ʻOi aku ka Ductility a me ke kūʻē i ka hopena

ʻO ka pōʻalo (Noodular) ʻO ka hana graphite i loko o ka hao ductile hiki iā ia ke hoʻololi i lalo o ke koʻikoʻi me ka haki ʻole, hiki iā ia ke hoʻopaʻa i nā haʻalulu mechanical a me nā haʻahaʻa ikaika ma mua o ka hao hina.

Hoʻoikaika i ka paleʻana

Mālama ʻo ASTM A536 i ka hao ductile i kona kūpaʻa ma lalo o ka cyclic loading, kūpono loa ia no nā ʻāpana i pili i ka vibration a i ʻole ka neʻe ʻana.

ʻO ka Castability maikaʻi loa

ʻO kekahi o nā hiʻohiʻona koʻikoʻi o ka hao ductile, ʻo ia ka hiki ke hoʻolei ʻia i loko o nā ʻano paʻakikī me nā kikoʻī maikaʻi ʻoiai e mālama ana i ke kūpaʻa ʻana.. Hoʻemi kēia i ka manawa machining a me ka hoʻopau waiwai.

Kumukūʻai-kūpono

Hoʻohālikelike ʻia me nā kila kalapona a i ʻole nā ​​mea hao hao, Hāʻawi ka hao ductile i ka pono hoʻokūkū ma ke ʻano o ke kumu kūʻai, koina hana, a me ka huina o ka lilo o ke ola.

Kūleʻa ʻino maikaʻi

ʻOiai ʻaʻole like me ka corrosion-resistant e like me ke kila kila, ʻO ka ASTM A536 ductile iron — ʻoi aku ka maikaʻi i ka wā i hoʻopili ʻia a i uhi ʻia paha - hana maikaʻi i nā kaiapuni haʻahaʻa..

Nā mea kino kino (E.g., garvalirigigling, uhi epoxy) hoʻomaikaʻi i ke kū'ē

Markinpalibility

Hiki ke hana maikaʻi ʻia ka hao ma muli o ka loaʻa ʻana o nā nodules graphite, e hana ana ma ke ano he lubricants i ka wa oki. Hoʻemi kēia i ka ʻaʻahu o ka mea hana a hoʻonui i ka huahana.

ʻO ka Dmping Thermal a me ka Vibration

Hōʻike ka hao Ductile i ka vibration maikaʻi loa a me nā hiʻohiʻona acoustic damping ma muli o kāna microstructure graphite, ʻoi aku ka maikaʻi o ke kila i nā noi hoʻoikaika nui.

Papa Versatility

Hoʻopili ʻo ASTM A536 i nā māka he nui (E.g., 60-40-18, 80-55-06, 100-70-03), ua hoʻopili ʻia kēlā me kēia no nā pono mīkini a me nā pono hana - mai ka ductility kiʻekiʻe a hiki i ka ikaika ultra-kiʻekiʻe.

9. Hoʻohālikelike me nā Kūlana ʻē aʻe

10. Astm A536 Ui vs Nā Mea Hana ʻē aʻe

Nā mea koʻikoʻi:

• ASTM A536 Uku Hao hāʻawi i kahi kaulike maikaʻi ma waena o ka ikaika, kumaikalua, Kālā, a me ka castability-e hoʻolilo iā ia i mea kūpono no nā ʻāpana hoʻolālā a me ka ikaika.
• 'Āpana hina ʻoi aku ka liʻiliʻi akā palupalu a ʻaʻole kūpono no nā noi hoʻoikaika a i ʻole ka hopena.
• ʻAihue kīwī hāʻawi i ka ikaika kiʻekiʻe a me ka weldability akā ʻoi aku ka paʻakikī o ka hoʻolei ʻana a ʻoi aku ka pipiʻi i ka mīkini.
• Kila kohu ʻole (E.g., 316) ʻoi aku ka maikaʻi i ka pale ʻana i ka corrosion a me ka ductility akā hele mai me nā kumu waiwai kiʻekiʻe loa a me nā koina hana.

11. Hopena

ʻOi aku ka ASTM A536 ma mua o kahi maʻamau maʻamau - he kikoʻī hoʻolālā ia no nā ʻenekinia e pono ai ka hana mechanical pono mai nā mea hoʻolei..

ʻO kona ʻano ductile, ikaika hana, a me nā mea hiki ke hoʻololi ʻia he mea nui ia i ka hana hou.

Inā ʻoe e hoʻolālā ana i nā lima hoʻopaʻa haʻahaʻa haʻahaʻa a i ʻole nā ​​​​hale pāpaʻi pale-corrosion, Hāʻawi ʻo ASTM A536 i ka maʻalahi a me ka hōʻoia e pono ai e hoʻokō i ka ʻenehana, Apono, a me nā koi kaiapuni.

Ma o ke koho papa noonoo, ʻO ka mālama wela, a me ka hoʻoiliʻana, hiki i nā mea hana ke hoʻokō i ka hana maikaʻi loa i nā noi ʻoihana like ʻole.

ʻO kēia: Nā mea hoʻoheheʻe pololei no ka ASTM A536 Ductile Iron

ʻO kēia he hoa hana hoʻokumu hilinaʻi kūikawā ma ASTM A536 hao ductile KAHOu, e hāʻawi ana i kahi hui piha o nā lawelawe hana kiʻekiʻe i hoʻohālikelike ʻia e hoʻokō i nā koi koi o ka ʻoihana hou.

Me nā makahiki o ka ʻike i ka ʻenehana metallurgical a me ka ʻenehana foundry, ʻO kēia Hono kiʻekiʻe-hana ductile hao mea e hui pū me ka ikaika mechanical, hui muaʻana, a me ka hilinaʻi lōʻihi.

ʻO kā mākou hiki ke hoʻolei no ka ASTM A536:

• Sand cread: Kūpono no nā ʻāpana waena-nui, e hōʻoiaʻiʻo ana i ka paʻa o ka mechanical a me ka maikaʻi o ke kumukūʻai.
• Kāhaka kūʻai kūʻai (Makemake Wax): Pono no nā geometries paʻakikī e koi ana i ka pololei kiʻekiʻe a me ka hoʻopau ʻana o ka ʻili.
• Nā wili lei: ʻO kahi ala pololei kūpono no nā ʻāpana hao ductile paʻakikī me ka hoʻomanawanui paʻa a me ka hana hou ʻana.
• ʻO Centricugual kāhea: Maikaʻi no nā ʻāpana cylindrical e like me nā paipu paipu, moe 'ana, a me nā lāʻau e koi ana i ka mānoanoa, microstructure kīnā ʻole.
• Ke hoʻomau mau nei: Hāʻawi i nā waiwai mechanical kiʻekiʻe a me ka maikaʻi kūlike no nā holo hana kiʻekiʻe.

Mai kaʻa kaʻa a me ka hydraulics i nā ʻoihana kaona a me nā mīkini kaumaha, ʻO kēia hāʻawi i nā hāʻina holoʻokoʻa holoʻokoʻa-mai ka hoʻolālā kumu a me ke kūkākūkā metallurgical i ka mīkini a me ka hoʻopau ʻana i ka ʻili.

Hoʻopili paʻa mākou i nā kūlana ASTM A536 a hiki ke hoʻololi i nā waiwai mechanical (E.g., 60-40-18, 80-55-06, 100-70-03 Nā Kaumaka) ma muli o nā kikoʻī o ka mea kūʻai aku.

No ke aha e koho ai i ka deze?

• ʻōnaehana maikaʻi i hōʻoia ʻia e ISO
• ʻOmomikia hana kiʻekiʻe
• ʻO ka prototyping wikiwiki a me nā manawa alakaʻi pōkole
• Pākuʻi maʻamau a me ka hoʻohālikelike papa
• ʻO ka hoʻāʻo a me ka nānā ʻana i loko o ka hale piha (Kekau, puiahuhu, Ndt)

E hoa pili me KEIA e pōmaikaʻi mai ka pololei, nā hoʻoheheʻe hao ductile kiʻekiʻe e kū ana i kāu mau hana a me nā koi paʻa - hāʻawi ʻia i ka manawa a ma ke kikoʻī..

 

FaqS

He aha ka ʻokoʻa ma waena o ka hao ductile a me ka hao hina?

Ui (Astm A536) piha Noodular (froanceral) mooki, hāʻawi iā ia i ka ʻoi aku o ka ʻoi aku ka paʻakikī, ewangantion, a me kaʻehaʻeha. He ʻokoʻa, Iron Roil loaʻa iā flake graphite, ʻo ia ka mea e ʻoi aku ka palupalu.

He kūpono ka hao ductile no nā ʻāpana e pili ana i nā ukana ikaika, ʻoiai ua hoʻohana pinepine ʻia ka hao hina kahi i ʻoi aku ka koʻikoʻi o ka damping vibration.

ʻO ka ASTM A536 ductile iron weldable?

ʻAe, hiki ke hao ductile welded, akā, pono ia i ka preheating kūpono a me ka mālama ʻana i ka wela ma hope o ka weld e pale i ka haki ʻana.

ʻOi aku ka maʻalahi o ka welding ma nā papa haʻahaʻa ikaika e like me 60-40-18 ma muli o ko lākou ductility kiʻekiʻe.

ʻO ASTM A536 Ductile Iron Rust-Prone?

ʻAe, Hiki i ka ASTM A536 ductile hao ke ʻā no ka mea, aia ka hao a nele i ka pale ʻino.

Akā naʻe,, hiki ke pale ʻia me nā uhi e like me ka pena, epoxy, a i ʻole galvanizing no ka hoʻomaikaʻi ʻana i ka hana ma nā wahi corrosive.

ʻO ASTM A536 Ductile Iron Magnetic?

ʻAe, ʻO ka hao ductile ASTM A536 he magnetic. E like me ka hapa nui o nā ferrous alloys, ʻO kona haku waiwai hao e hāʻawi iā ia i nā waiwai magnetic, e pane ana i nā kahua magnetic.