ʻO ka pā pālahalaha kila SAE AMS 6359L 4340
Wehewehe Pōkole:
Mea Hoʻolako Pālahalaha Kila Alloy 4340 | Papa Q&T 10 × 400 × 700mm me MTC
ʻO ka pā pālahalaha kila 4340 i ka nui 10 × 400 × 700mm, i hāʻawi ʻia i ke kūlana wela i hoʻopau ʻia a hoʻomehana ʻia. ʻO ka ʻikepili MTC i hōʻoia ʻia e pili ana i ka ikaika kiʻekiʻe, ka paʻakikī o ka hopena, ka nānā ʻana o UT, ka nui o ka palaoa maikaʻi, a me ka hiki ke hahai piha i ka wela.
4340 Alloy Steel Flat Bar 10 × 400 × 700mm | Papa Q&T me ka ʻikepili MTC i hōʻoia ʻia
4340 kila kila palahalahahe huahana kila nickel-chromium-molybdenum alloy ikaika kiʻekiʻe i hoʻolako ʻia makūlana i hoʻopau ʻia a hoʻoluʻu ʻia i ka wela. Ma muli o ka palapala hōʻoia hoʻāʻo wili i hōʻoia ʻia, hāʻawi kēia pūʻulu i ka haku mele kemika i kāohi ʻia, ka hua kiʻekiʻe a me ka ikaika tensile, ka paʻakikī hopena maikaʻi, ka paʻakikī lawe paʻa, ka nui o ka palaoa maikaʻi, a me ka nānā ultrasonic kūpono. He kūpono ia no ka mīkini ʻana, nā kumu mea hana, nā papa kākoʻo, nā ʻāpana mīkini hana kaumaha, a me nā noi ʻenekinia koʻikoʻi ʻē aʻe.
Loaʻa kēia pūʻulu ma10 × 400 × 700mmka nui a ua hana ʻia eHoʻomaʻemaʻe ʻana o EAF + LF + VD, e hāʻawi ana i ke kūlana kila maʻemaʻe a me ke kūpaʻa kūloko hilinaʻi no nā mea kūʻai ʻoihana e ʻimi neiPapa kila kila 4340, 4340 kila kila palahalaha, a i ʻolePapa kila 4340 Q&T.
ʻIke Huahana
Hoʻohana nui ʻia ke kila hui 4340 ma kahi e pono ai ka ikaika kiʻekiʻe, ka paʻakikī, a me ka paʻakikī. Ke hoʻohālikelike ʻia me nā kila kūkulu maʻamau, hāʻawi ʻo 4340 i ka pane maikaʻi aʻe i ka mālama wela a me ka hana mechanical hilinaʻi ma lalo o nā kūlana ukana koi. ʻO kēia ka mea kūpono no nā ʻāpana e pono ai ka ikaika a me ke kū'ē ʻana i ka hopena.
ʻAʻole e like me ka waihona annealed maʻamau, hāʻawi ʻia kēia pūʻulu i lokokūlana i hoʻopau ʻia a hoʻoluʻu ʻia, ʻo ia hoʻi, ua hana mua ʻia ka huahana e hāʻawi i ka ikaika a me ka paʻakikī i hoʻomaikaʻi ʻia. Wahi a ka ʻikepili MTC maoli, hiki i ka ikaika hua i hoʻāʻo ʻia928–964 MPa, hiki i ka ikaika tensile1061–1091 MPa, ʻo ka hoʻolōʻihi ʻana18%, a hiki i ka ikehu hopena53.0–55.3 J.
No ke aha e koho ai i kēia 4340 Alloy Steel Flat Bar
- Ka ikaika kiʻekiʻe i hōʻoia ʻia:Ka ikaika hāʻawi 928–964 MPa a me ka ikaika tensile 1061–1091 MPa.
- Paʻakikī maikaʻi:Ikehu hopena 53.0–55.3 J no ka hoʻohana ʻoihana koʻikoʻi.
- Paʻakikī paʻa:ʻO ka paʻakikī o ka hāʻawi ʻana i kāohi ʻia ma kahi o 33.5–34.1 HRC.
- ʻAno kila maʻemaʻe:Hana ʻia e EAF + LF + VD me ka phosphorus haʻahaʻa a me ka sulfur.
- ʻO ke kūlana kūloko kūpono:Loaʻa ka nui o ka palaoa, ka hoʻokomo ʻana, ka macrostructure, a me ka hoʻāʻo ultrasonic.
- Ka hiki ke hahai piha ʻia:Helu Wela, Helu Hana, a me ka Helu Wela Makuahine i hoʻopaʻa ʻia ma ka MTC.
ʻIke Huahana Kumu
| Mea | Waiwai |
|---|---|
| Papa kila | 4340 |
| ʻAno Huahana | Pā / Pā pālahalaha |
| Ka nui | 10.00 × 400.00 × 700.00 mm |
| Kūlana Hoʻouna | Hoʻopau ʻia a hoʻoluʻu ʻia i ka wela |
| Nā kikoʻī | Z034-2022C |
| ʻAno Hoʻoheheʻe | EAF + LF + VD |
| Helu Wela. | 422V2-756 |
| Helu Hana. | 2205-404-ZCM8462 |
| Helu Wela Makuahine. | 4225-1040 |
Hoʻohuihui Kemika
| ʻElemene | Koi Maʻamau (%) | Ka Waiwai Maoli (%) | Hoʻokō |
|---|---|---|---|
| C | 0.38 – 0.43 | 0.41 | ʻAe |
| Si | 0.15 – 0.35 | 0.25 | ʻAe |
| Mn | 0.60 – 0.80 | 0.76 | ʻAe |
| P | 0.00 – 0.035 | 0.006 | ʻAe |
| S | 0.00 – 0.04 | 0.003 | ʻAe |
| Cr | 0.70 – 0.90 | 0.83 | ʻAe |
| Mo | 0.20 – 0.30 | 0.26 | ʻAe |
| Ni | 1.65 – 2.00 | 1.83 | ʻAe |
Ua hōʻoia ka kemika i hoʻāʻo ʻia i kahi kaulikeʻŌnaehana hui Ni-Cr-Mo 4340ʻO ka haʻahaʻa o ka phosphorus a me ka sulfur e kōkua i ka hoʻomaikaʻi ʻana i ka maʻemaʻe a me ka hilinaʻi o ke kila, ʻoiai ʻo ka hui pū ʻana o Ni-Cr-Mo e kākoʻo ana i ka paʻakikī ikaika a me ka hana mechanical paʻa.
Nā Waiwai Mekanika
| Waiwai | Koi | Hopena Maoli | Hoʻokō |
|---|---|---|---|
| Ikaika Hua Rp0.2 | ≥ 850 MPa | 928 / 964 MPa | ʻAe |
| Ikaika Tensile Rm | ≥ 900 MPa | 1061 / 1091 MPa | ʻAe |
| Hoʻolōʻihi A | ≥ 18% | 18.0 / 18.0% | ʻAe |
| Ikehu hopena KV2 | ≥ 45 J | 55.3 / 53.0 J | ʻAe |
Paʻakikī Hoʻouna
| Mea Hoʻāʻo | Hopena Maoli |
|---|---|
| Paʻakikī Hoʻouna (HRC) | 33.5, 33.7, 33.9 / 33.6, 33.8, 34.1 |
He haiki a kūlike nā hopena paʻakikī, e hōʻike ana i ka mana hana maikaʻi a me ka hana paʻa no nā mea kūʻai aku e koi ana i ka hilinaʻi4340 pā kila i hoʻopau ʻia a hoʻomaʻamaʻa ʻia.
Nānā a me ka Hōʻoiaʻiʻo Kūlana
| Mea Nānā | Hopena |
|---|---|
| Hoʻokomo ʻole ʻia metala | Kūpono |
| Ka nui o ka palaoa Austenitic | Papa 8.0 |
| Hoʻokolokolo ʻana o ke kūkulu nui | Kūpono |
| Ka Hoʻokaʻawale ʻana i nā Ingot | 0.5 / 0.5 |
| Porosity Hoʻopuehu ʻia | 0.5 / 0.5 |
| Porosity Waena | 0.5 / 0.5 |
| Hoʻāʻo Ultrasonic | GB/T 4162 Papa A Kūpono |
| ʻIli, Nui a me ke ʻAno | Kūpono |
Nā mea koʻikoʻi i hōʻoia ʻia
- Papa:4340
- Nui:10 × 400 × 700 mm
- Kūlana:ʻŌwili Wela + Kinai ʻia a Hoʻomaʻū ʻia
- Hoʻomaʻemaʻe ʻana:EAF + LF + VD
- Ka ikaika hāʻawi:928–964 MPa
- Ikaika Hoʻopaʻa:1061–1091 MPa
- Hoʻolōʻihi:18%
- Ikehu hopena:53.0–55.3 J
- Paʻakikī:33.5–34.1 HRC
- Ka nui o ka palaoa:Papa 8.0
- Nānā UT:GB/T 4162 Papa A Kūpono
- Ka hiki ke hahai ʻia:Helu Wela / Helu Hana / Helu Wela Makuahine i loaʻa
Nā noi
ʻO ka4340 kila kila palahalaha 10 × 400 × 700mmHe kūpono ia no nā ʻano hana like ʻole o ka ʻenekinia hana kaumaha a me ka pololei, e like me:
- Nā papa kākoʻo kūkulu
- Nā ʻāpana mīkini kaumaha
- Nā kumu hana
- Nā papa hoʻopaʻa
- Nā papa kākoʻo
- Nā ʻāpana kila e hāpai ana i ka ukana
- Waihona mīkini maʻamau
- Nā ʻāpana ʻenekinia e pono ai ka ikaika a me ke koʻikoʻi
Nā nīnau i nīnau pinepine ʻia
He aha ka mea e hoʻohana ʻia ai ka pā pālahalaha kila 4340?
Hoʻohana nui ʻia ka pā pālahalaha kila 4340 no nā ʻāpana kūkulu a me nā ʻāpana mechanical ikaika kiʻekiʻe, me nā kumu mea hana, nā papa kākoʻo, nā ʻāpana mīkini, a me nā ʻāpana mīkini i hana maʻamau ʻia e pono ai ka paʻakikī a me ka ikaika.
Ua hoʻolako ʻia kēia mea 4340 i ke kūlana i mālama ʻia me ka wela?
ʻAe. Wahi a ka palapala hōʻoia hoʻāʻo wili, ua hoʻolako ʻia kēia pūʻulu makūlana i hoʻopau ʻia a hoʻoluʻu ʻia i ka wela.
He aha ka nui i loaʻa no kēia pūʻulu?
ʻO ka nui i loaʻa i hōʻike ʻia ma ka MTC10 × 400 × 700 mm.
He aha nā waiwai mechanical maoli o kēia pā 4340?
ʻO nā waiwai i hoʻāʻo ʻia he ikaika hua928 / 964 MPa, ikaika tensile1061 / 1091 MPa, hoʻolōʻihi18.0%, a me ka ikehu hopena55.3 / 53.0 J.
He aha ka paʻakikī o kēia pā pālahalaha kila hui 4340?
ʻO ka paʻakikī o ka lawe ʻana ma kahi o33.5–34.1 HRC.
Loaʻa i ka mea ka hoʻāʻo ultrasonic?
ʻAe. Hōʻike ka MTCUa kūpono ka hoʻāʻo ultrasonic GB/T 4162 Papa A.
Aia anei ke ʻano kemika i loko o ka pae maʻamau?
ʻAe. Aia ka kemika i hoʻāʻo ʻia i loko o nā palena maʻamau i helu ʻia, me C 0.41, Si 0.25, Mn 0.76, Cr 0.83, Mo 0.26, Ni 1.83, P 0.006, a me S 0.003.
Loaʻa ka hiki ke hahai piha ʻia?
ʻAe. Hoʻokomo pū ka MTCHelu Wela, Helu Hana, a me ka Helu Wela Makuahine.no ka hiki ke hahai ʻia ka pūʻulu hilinaʻi.
