40Cr wela owili kila poepoe ike
ʻO 40Cr alloy structural steel i ʻoi aku ka ikaika o ka tensile, hāʻawi i ka ikaika a me ka paʻakikī ma mua o ke kila No. ʻO 40Cr he kila kalapona i hoʻololi ʻia, ke kila poʻo anu. ʻO ke kila ke kumu kūʻai maʻalahi a maʻalahi ke hana. Ma hope o ka hoʻomaʻamaʻa wela kūpono, hiki ke loaʻa kekahi paʻakikī, plasticity a me ke kūpaʻa ʻaʻahu. Hiki i ka Normalizing ke hoʻoikaika i ka spheroidization o ka hale a hoʻomaikaʻi i ka hana ʻoki ʻana o ka blank me ka paʻakikī ma lalo o 160HBS. ʻO ka hoʻomaʻamaʻa ʻana i kahi mahana o 550 ~ 570 ℃, ʻoi aku ka maikaʻi o ke kila. ʻOi aku ka paʻakikī o kēia kila ma mua o ke kila 45, a he kūpono ia no ka mālama ʻana i ka paʻakikī o ka ʻili e like me ka hoʻopau pinepine ʻana a me ka hoʻopau ʻana i ke ahi. Ma hope o ka hoʻopau ʻana a me ka hoʻoulu ʻana, hoʻohana ʻia ke kila 40Cr e hana i nā ʻāpana mechanical ma lalo o ka haʻahaʻa haʻahaʻa a me ka wikiwiki wikiwiki, e like me nā puʻupuʻu hoʻokele kaʻa, hope o ka hapalua a me nā mea hana, nā ʻōpala, nā ilo, nā spline shafts, nā lima lima ma luna o nā mea mīkini, etc.; ma hope o ka hoʻopau ʻana a Ma hope o ka hoʻoulu ʻana i ka mahana wela, hoʻohana ʻia ia e hana i nā ʻāpana e halihali ana i ka ukana kiʻekiʻe, ka hopena a me ka hana wikiwiki, e like me nā gears, spindles, rotors pump oil, sliders, collars, etc.; ma hope o ka hoʻopau ʻana a me ka haʻahaʻa haʻahaʻa haʻahaʻa haʻahaʻa, hoʻohana ʻia ia e hana i nā ʻāpana e amo ana i nā ukana kaumaha a me ka hopena haʻahaʻa A me nā ʻāpana me ke kūpaʻa ʻaʻahu a me ka mānoanoa paʻa ma ka ʻāpana keʻa ma lalo o 25mm, e like me nā ilo, spindles, shafts, collars, etc.; ma hope o ke kinai ʻana a me ka hoʻoulu ʻana a me ka hoʻopiʻi ʻana o ka ʻili kiʻekiʻe, hoʻohana ʻia lākou e hana i ka paʻakikī o ka ʻili kiʻekiʻe a me ke kūpaʻa. ʻO nā ʻāpana me ka hopena nui, e like me nā gears, lima lima, shafts, main shafts, crankshafts, spindles, pins, connecting rods, screws, nuts, intake valves, etc. e like me nā mīkini a me nā kumu me nā anawaena nui a me ka paʻakikī haʻahaʻa haʻahaʻa maikaʻi.
40Cr wela olokaa kila poepoe kaola Chemical a me Mechanical
haku mele ʻana
C(%) |
0.37~0.44 |
Si(%) |
0.17~0.37 |
Mn(%) |
0.50~0.80 |
P(%) |
≤0.030 |
S(%) |
≤0.030 |
Cr(%) |
0.80~1.10 |
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Na Waiwai Mechanical
Hōʻike ʻia nā waiwai mechanical o ke kila kila GB 40CR i hoʻopili ʻia ma ka papa ma lalo
Kuʻi |
Hāʻawi |
Modulus nui |
Modulus shear |
Lakiō o Poisson |
Izod Impact |
KSI |
KSI |
KSI |
KSI |
|
ft.lb |
76900 |
55800 |
20300 |
11600 |
0.27-0.30 |
84.8 |
Hoʻoponopono wela e pili ana
- Hoʻopili ʻia ʻo 40CR Alloy structural steel
Hoʻomaʻamaʻa mālie i ka 850 ℃ a hāʻawi i nā manawa kūpono, e hoʻomaʻamaʻa maikaʻi ʻia ke kila, A laila hoʻomaha mālie i ka umu. E loaʻa i ka 40CR alloy steel ka MAX 250 HB (Brinell hardness).
- ʻO ka paʻakikī o 40CR Alloy structural steel
Hoʻomaʻamaʻa mālie i ka 880-920 ° C, A laila ma hope o ka hoʻonā pono ʻana i kēia mahana e kinai i ka ʻaila. ʻO ka huhū ke hiki i nā mea hana ke hiki i ka mahana wela.
Kaulike o 40Cr alloy Structure Steel
USA |
Kelemānia |
Kina |
Iapana |
Palani |
ʻEnelani |
Ikalia |
Pōlani |
ISO |
ʻAukekulia |
Kuekene |
Kepania |
ASTM/AISI/UNS/SAE |
DIN,WNr |
GB |
JIS |
AFNOR |
BS |
UNI |
PN |
ISO |
ONORM |
SS |
UNE |
5140 / G51400 |
41Cr4 / 1.7035 |
40Cr |
SCr440 |
42C4 |
530A40 / 530M40 |
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|
41Cr4 |
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2245 |
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Nā noi
Hoʻohana nui ʻia ke kila GB 40CR no nā ʻano noi like ʻole i hoʻohana ʻia i ka ʻoihana automotive a me ka ʻenehana no nā mea paʻahana a me nā mea like ʻole. ʻO nā noi maʻamau e like me nā kino valve, nā pamu a me nā mea pono, Shaft, ka ukana kiʻekiʻe o ka huila, bolts, bolts poʻo ʻelua, gears, etc.
Nui mau a me ka hoʻomanawanui
Paʻa pōʻai kila: Anawaena Ø 5mm – 3000mm
Pā kila: Mānoanoa 5mm – 3000mm x Laulā 100mm – 3500mm
Paʻa Hexagonal hao: Hex 5mm - 105mm
ʻAʻole i kuhikuhi ʻia ka nui o nā 40CR ʻē aʻe, pls e hoʻopili i kā mākou hui kūʻai ʻike.