SAE / AISI 1020 Carbon Steel Bar Pepa ʻIkepili ʻenehana

1. ʻIke Huahana

Ka inoa huahana: SAE / AISI 1020 Carbon Steel — Pōʻai / Kūhā / Paʻa Paʻa
Womic Steel code huahana: (hoʻokomo i kāu code kūloko)
Puka hoʻouna: Wela-rolled, maʻamau, annealed, huki anu (hoʻopau anu) e like me ka mea i kuhikuhi ʻia.
Nā noi maʻamau: nā ʻāpana, nā pine, nā studs, axles (case-hardened), nā ʻāpana mīkini hana maʻamau, nā lāʻau, nā mea hoʻopaʻa, nā ʻāpana mīkini mahiʻai, nā ʻāpana hana ikaika haʻahaʻa.

SAE AISI 1020 Kalapona hao

2. Hōʻuluʻulu manaʻo / hōʻuluʻulu noi

ʻO SAE 1020 kahi haʻahaʻa-carbon, hana kila kila i hoʻohana nui ʻia kahi e koi ʻia ai ka ikaika haʻahaʻa, ka weldability maikaʻi a me ka machinability maikaʻi. Hāʻawi pinepine ʻia ia i loko o nā kūlana wela a hoʻopau ʻia a hoʻohana mau ʻia ma ka mokuʻāina i hoʻolako ʻia a i ʻole ma hope o ka hana lua (e laʻa, pahu carburizing, mālama wela, mīkini). Hāʻawi ʻo Womic Steel i nā pahu 1020 me ka mana o ka maikaʻi a hiki ke hāʻawi i nā lawelawe ʻē aʻe e like me ka machining, straightening, case hardening and precision grinding.

3.Ka Hui Kemika maʻamau (wt.%)

ʻElemu

Laulā maʻamau / Max (%)

Kalapona (C)

0.18 – 0.23

Manganese (Mn)

0.30 – 0.60

Silika (Si)

≤ 0.40

ʻOka (P)

≤ 0.040

Sulfur (S)

≤ 0.050

Ke keleawe (Cu)

≤ 0.20 (inā kuhikuhi ʻia)

4.Mea Mechanical ma'amau

ʻOkoʻa nā waiwai mechanical me ke kūlana hana (wela-wili, maʻamau, annealed, huki anu). ʻO nā pae ma lalo nei nā waiwai ʻoihana maʻamau; e hoʻohana i ka MTC no nā kumu kūʻai ʻaelike.

Hoʻowili wela / hoʻomaʻamaʻa ʻia:
- Ka ikaika wili (UTS): ≈ 350 – 450 MPa
- Ka ikaika hana: ≈ 250 – 350 MPa
- Elongation: ≥ 20 – 30%
- Paʻakikī: 120 - 170 HB

Huki anu:
- Ka ikaika uʻi (UTS): ≈ 420 – 620 MPa
- Ka ikaika hana: ≈ 330 – 450 MPa
- Ka lōʻihi: ≈ 10 – 20%
- Paʻakikī: ʻoi aku ka kiʻekiʻe ma mua o ka ʻōwili wela

 SAE 1020

5. Na Waiwai Kino

Māmā: ≈ 7.85 g/cm³

Modulus o Elasticity (E): ≈ 210 GPa

Lakiō o Poisson: ≈ ​​0.27 – 0.30

ʻO ka hoʻoili wela a me ka hoʻonui ʻana: maʻamau no nā kila kalapona haʻahaʻa (e ʻimi i nā papa ʻenekinia no nā helu hoʻolālā)

6.Hoʻomaʻamaʻa wela & hiki ke hana

Annealing: wela ma luna o ka laulā hoʻololi, mālie mālie.
Normalizing: hoʻomaʻemaʻe i ka palaoa, hoʻomaikaʻi i ka paʻakikī.
Quenching & Tempering: palena ma o ka paakiki; paipai ʻia ka paʻakikī hihia.
Carburizing: maʻamau no SAE 1020 no ka ʻili paʻakikī / kumu paʻakikī.
Ka hana anu: hoʻonui i ka ikaika, hoʻemi i ka ductility.

7. Weldability & Fabrication

Weldability:Maikaʻi loa. Nā hana maʻamau: SMAW, GMAW (MIG), GTAW (TIG), FCAW. ʻAʻole koi ʻia ka wela mua no nā mānoanoa maʻamau; e hahai i nā kikoʻī kaʻina hana welding (WPS) no nā hale koʻikoʻi.

Hoʻopaʻa ʻia / kūʻai:pili nā hana maʻamau.

Mīkini:Maikaʻi - 1020 mau mīkini maʻalahi; ʻokoʻa ka mīkini ʻokoʻa me nā pahu annealed (nā mea hana a me nā ʻāpana i hoʻoponopono ʻia).

Hoʻokumu / Piʻo:ʻO ka ductility maikaʻi i ke kūlana annealed; pili nā palena radius piko i ka mānoanoa a me ke kūlana.

 1020 mīkini

8. Nā ʻano maʻamau, nā nui a me nā hoʻomanawanui

Hāʻawi ʻo Womic Steel i nā kaola i nā nui pāʻoihana maʻamau. Loaʻa nā nui maʻamau ma ke noi.

Nā palapala hoʻolako maʻamau:

Nā kaola pōʻai: Ø6 mm a i Ø200 mm (pili nā pae anawaena i ka hiki wili)

Nā pahu huinaha: 6 × 6 mm a hiki i 150 × 150 mm

Nā kī palahalaha / ʻehā: mānoanoa a me ka laula e kauoha

ʻOki-i-lōʻihi, ʻokiʻoki ʻia, a ʻoki wela paha; ʻaʻohe kahua waena a hoʻololi i nā kaola i loaʻa.

Nā ʻae a me ka pau ʻana o ka ʻili:

Ma muli o ka ʻae ʻana i nā kikoʻī o ka mea kūʻai aku a i ʻole nā ​​kūlana kūpono (ASTM A29/A108 a i ʻole like no nā shaft i hoʻopau ʻia i ke anu). Hiki i ka Womic Steel ke hāʻawi i ka ʻāina kūpono (h9/h8) a i ʻole i huli ʻia i ke koi.

9. Nānā & Ho'āʻo

Lawe ʻo Womic Steel a hāʻawi paha i nā palapala nānā a me nā palapala hōʻike:

Nā hoʻāʻo maʻamau (i komo ke ʻole i kuhikuhi ʻia):

ʻIkepili kemika (spectrometric / wet chemistry) a me MTC e hōʻike ana i ka haku mele maoli.

ʻO ka hoʻāʻo tensile (e like me ka hoʻolālā laʻana i ʻae ʻia) - hōʻike i nā waiwai no UTS, YS, Elongation.

ʻO ka nānā ʻana a me ka hōʻoia nui ʻana (ka anawaena, pololei, lōʻihi).

Ho'āʻo paʻakikī (nā laʻana i koho ʻia).

Koho:

Ka Ho'āʻo Ultrasonic (UT) no nā hemahema o loko (100% a i ʻole ka laʻana).

ʻO ka hoʻāʻo ʻana o ka mākēneki (MT) no nā māwae ili.

ʻO ka hoʻāʻo Eddy-i kēia manawa no nā hemahema o ka ʻili/kokoke i ka ʻili.

ʻAʻole maʻamau sampling alapine a me nā ʻaoʻao ʻekolu (e Lloyd's, ABS, DNV, SGS, Bureau Veritas, etc.).

ʻO ka MTC piha a me nā ʻano palapala hōʻoia ma ke noi (e laʻa, ISO 10474 / EN 10204 palapala hōʻoia inā pili).

10.Palekana ʻili, Hoʻopaʻa & Logistic

Palekana ʻili:ʻaila ʻaila pale pale māmā (maʻamau), nā pāpale palaki hope no nā pōʻai (koho ʻole), hoʻopili ʻana i ka pale ʻōpala no nā holo moana lōʻihi.
Hoʻopili:pūʻolo me nā kaula kila, wahie lāʻau no ka lawe ʻana aku; nā pahu lāʻau no nā kaola lepo pololei inā pono.
ʻIkepili / kaha ʻana:kēlā me kēia pūʻolo / pahu i kaha ʻia me ka helu wela, ka papa, ka nui, ka inoa Womic Steel, a me ka helu PO e like me ke noi ʻia.

11.Nā Pūnaehana Kūlana a me ka hōʻoia

Hana ʻo Womic Steel ma lalo o kahi ʻōnaehana hoʻokele maikaʻi i kākau ʻia (ISO 9001).

Loaʻa ka MTC no kēlā me kēia wela/puʻu.

Hiki ke hoʻonohonoho ʻia ka ʻae ʻana o ka ʻaoʻao ʻekolu a me ka hoʻokaʻawale ʻana i ka hui ma kēlā me kēia ʻaelike.

12.Hoʻohana maʻamau / noi

ʻEnekinia maʻamau: nā kumu, nā pine, nā studs a me nā bolts (ma mua o ka mālama ʻana i ka wela a i ʻole ka paʻakikī ʻana o ka ʻili)

ʻO nā ʻāpana kaʻa no nā noi koʻikoʻi ʻole a i ʻole he kumu kumu no nā ʻāpana carburized

ʻO nā ʻāpana mīkini mahiʻai, nā hui, nā ʻāpana mīkini a me nā mea paʻa

ʻO ka hana e pono ai ka weldability maikaʻi a me ka ikaika kūpono

13.ʻO nā pono a me nā lawelawe ʻo Womic Steel

Hiki i ka wili no nā kaola wela a hoʻopau ʻia me ka mana paʻa.

ʻO ke keʻena hana maikaʻi i loko o ka hale no ka hoʻāʻo kemika a me ka mīkini; Hāʻawi ʻia ka MTC no kēlā me kēia wela.

Nā lawelawe hou aku: ka wili pololei ʻana, ka wili ʻana me ka ʻole o ka waena, ka mīkini, ka pahu pahu pahu (ma o nā kapuahi hoa), a me ka ʻeke loea no ka lawe ʻana aku.

Nā manawa alakaʻi hoʻokūkū a me ke kākoʻo logistic honua.

Haʻaheo mākou iā mākou iho i kā mākoulawelawe hoʻopilikino, hana wikiwiki, apūnaewele lawe honua, e hōʻoia ana e hoʻokō ʻia kāu mau pono kikoʻī me ka pololei a me ka maikaʻi.

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Ka manawa hoʻouna: Sep-12-2025