ASTM 5135 35Cr SCR435 34Cr4 Alloy Seamless Steel Paipu

ʻO ka wehewehe pōkole:

34Cr4 alloy seamless kila paipu i kiʻekiʻe luhi ikaika a me ka maikai paakiki.Loaʻa iā ia ka machinability maikaʻi ma hope o ka normalizing a i ʻole quenching a me ka tempering.Loaʻa iā ia ka machinability maikaʻi ma hope o ka annealing.Hoʻohana maʻamau ia ma hope o ke kinai ʻana a me ka hoʻoulu ʻana.


Huahana Huahana

Huahana Huahana

Hōʻike Huahana

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Hoʻolauna Huahana

34Cr4 alloy seamless kila paipu i kiʻekiʻe luhi ikaika a me ka maikai paakiki.Loaʻa iā ia ka machinability maikaʻi ma hope o ka normalizing a i ʻole quenching a me ka tempering.Loaʻa iā ia ka machinability maikaʻi ma hope o ka annealing.Hoʻohana maʻamau ia ma hope o ke kinai ʻana a me ka hoʻoulu ʻana.

Hoʻohui Kimia

C

Si

Mn

P

S

Cr

Ni

Cu

0.32~0.39

0.17~0.37

0.50~0.80

≤0.035

≤0.035

0.80~1.10

0.30

0.03

 

Na Waiwai Mechanical

 

Ikaika U'iσb (MPa)

Hua ikaikaσs (MPa)

ʻO ka elongationδ5 (%)

Ka ikehu hopena  Akv (J)

Ka emi ʻana o ka ʻāpana ψ (%)

Ka waiwai oolea αkv (J/cm2)

ʻoʻoleʻaHB

930(95)

735(75)

11

47

45

≥59(6)

207

 

34Cr4 Alloy Seamless Steel Paipu Hiʻona

1. ʻO ka ikaika kiʻekiʻe, ke kūpaʻa maikaʻi a me ka paʻakikī.

2. Machinability maikaʻi a me ka hana paʻa ma lalo o ka ukana kiʻekiʻe a me nā kūlana koʻikoʻi.

Kahua noi

Hoʻohana nui ʻia ʻo 34Cr4 alloy seamless steel pipe i ka ʻoihana kaʻa, nā mīkini ʻenekinia, nā mīkini hana a me nā kula ʻē aʻe.

Hōʻike Hoʻomaʻamaʻa Wela

Hoʻopau i ka 860ºC, hoʻoluʻu aila;Hoʻomaʻamaʻa 500ºC, hoʻoluʻu wai, hoʻoluʻu aila.

Kūlana hoʻouna

ʻO ka hoʻouna ʻana i ka mālama wela (normalizing, annealing a i ʻole ka wela wela kiʻekiʻe) a i ʻole ke kūlana mālama wela, e hōʻike ʻia ke ʻano o ka lawe ʻana ma ka ʻaelike.


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