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ʻO W18Cr4V nā kaola kila i ʻōwili ʻia wela
ʻO W18Cr4V nā kaola kila i ʻōwili ʻia wela
ʻO W18Cr4V nā kaola kila i ʻōwili ʻia wela
ʻO W18Cr4V nā kaola kila i ʻōwili ʻia wela

ʻO W18Cr4V nā kaola kila i ʻōwili ʻia wela

ʻO W18Cr4V ka tungsten kiʻekiʻe ka wikiwiki, me ka paʻakikī kiʻekiʻe, ka ʻulaʻula ʻulaʻula a me ka paʻakikī kiʻekiʻe. ʻO ka laulā o ka hoʻomaʻamaʻa wela paʻakikī i ka overheat quenching, ʻaʻole maʻalahi ke kaʻina hana wela a me ka decarbonization, ʻoi aku ka maikaʻi o ka hana ʻana. Mālama ʻia ka paʻakikī o ke kila ma HRC 63-64 a me HRC 62-63 ma 500 ° C a me 600 ° C, i kēlā me kēia, a he hana ʻoki maikaʻi no ka nui o nā mea maʻamau e hana ʻia.
W18Cr4V wela owili kila poepoe ike

E like me ka mea hoʻolako ʻike GB W18Cr4V GB 9942 , ʻaʻole hiki iā mākou ke hāʻawi wale aku i nā mea kūʻai aku me ka nui o nā huahana GB i hōʻoia ʻia, akā hāʻawi pū kekahi i ke kumu kūʻai maikaʻi a lako pū me ka lawelawe piha ma hope o ke kūʻai aku. Ma waho aʻe, aia kekahi pūʻulu o ka lawelawe waiwai hoʻohui, e like me ka kaʻana ʻike me nā mea kūʻai aku, e komo pū ana me GB W18Cr4V GB 9942 hoʻohui kemika, W18Cr4V waiwai, W18Cr4V density, W18Cr4V ikaika, W18Cr4V like, etc.

Noi: Ka mea hana kiʻekiʻe kiʻekiʻe kiʻekiʻe-wikiwiki paahana nunui pauku forged kila kūlana oaoieei.

Hana ʻia ka wela: 1478°C - 1929°C.

Ke kila mold/ke kila kiekie
Kūlana Papa helu
Kina Cr12, Cr12MoV, Cr12Mo1V1, 9CrWMn, 3Cr2Mo, 3Cr2NiMo, 4Cr13, 3Cr17Mo, 15Ni3Mn, 4Cr5MoSiV, 4Cr5MoSiV1,
W18Cr4V, W12Cr4V5Co5, W2Mo9Cr4VCo8, W6Mo5Cr4V2Co5, W9Mo3Cr4V, W6Mo5Cr4V2, W6Mo5Cr4V2Co8.
Kuekene 8407, DF-2, XW-41, XW-42, 718H, S136, 718S, 718HH, S136H, 618HH ASP 60(PM60), ASP 30(PM30), ASP 23(PM23).
Iapana SKD61, FDAC, SKD11, SKS3, SLD, DC53, NAK80, S-STAR(PAK90), G-STAR, SUS420, SUS420J2, PX88, PX5, SKH-9, SKH-51, SKH-55, SKH-59.
USA H13, D3, O1, D2, S7, A2, D6, P20, 420, 420S, P20HH, P20+NI, 420 MOD, P21, M2, M35, M42.
Kelemānia 1.2343, 1.2344, 1.2344 ESR, 1.2343 ESR, 1.2379, 1.2510, 1.2436, 1.2080, 1.2311, 1.2711, 1.2316, 1.2316, 3.173
Mechanical and Physical

GB W18Cr4V GB 9942 Mechanical

ʻO GB W18Cr4V GB 9942 waiwai, GB W18Cr4V GB 9942 Na Mea Mechanical, GB W18Cr4V GB 9942 paʻakikī, GB W18Cr4V GB 9942 ikaika, ikaika hua.

Hāʻawi
Rp0.2 (MPa)

Kuʻi
Rm (MPa)

Ka hopena
KV/Ku (J)

ʻO ka lōʻihi
A (%)

Hoemi i ka pauku kea ma ka haki
Z (%)

Kūlana-Hoʻomaʻamaʻa ʻia me ka wela

ʻO ka paʻakikī Brinell (HBW)

884 (≥) 443 (≥) 41 42 14 Hoʻonā a me ka ʻelemakule, Annealing, Ausaging, Q + T, etc 343

GB W18Cr4V GB 9942 Kino

ʻO nā waiwai kino o GB W18Cr4V GB 9942 e uhi nui i ka modulus o ka elasticity, coefficient of thermal expansion, thermal conductivity, specific thermal capacity, electric resistance value, density, poisson's ratio, etc.

Mahana
(°C)

Modulus o ka elasticity
(GPa)

Mean coefficient o ka hoonui wela 10-6/(°C) ma waena o 20(°C) a me

ʻO ke kau wela wela
(W/m·°C)

Ka mana wela kūikawā
(J/kg·°C)

Kū'ē uila kūikawā
(Ω mm²/m)

ʻO ka mānoanoa
(kg/dm³)

ʻO ke koena o Poisson, ν

14 - - 0.41 -
125 547 - 32.3 221 -
839 - 12 14.2 113 131

Ke kūlana hoʻopuka W18Cr4V: ua hoʻopuka ʻia nā pahu kila i hoʻopaʻa ʻia i ka wela, hoʻopaʻa ʻia a huki ʻia i ke anuanu; Hāʻawi ʻia nā pahu kila wela a hoʻopaʻa ʻia i ka annealed + nā ʻano hana ʻē aʻe (peeling, kiʻi māmā, polishing, etc.).

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