Iyo kambani Shandong Weichuan Metal Prodducts Co., Ltd.

Spot waranti yekutengesa ye42CrMo alloy simbi pombi vanogadzira

Tsanangudzo Pfupi:

Chinangwa che42CrMo seamless simbi pombi: simbi yakakosha yebhiriji "42CrMo", simbi yakakosha yegirder yemotokari "42CrMo", uye simbi yakakosha yekumanikidza ngarava "42CrMo". 


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Tsanangudzo

Chinangwa che42CrMo isina musono pombi yesimbi: iyo yakakosha simbi yebhiriji "42CrMo", iyo yakakosha simbi yemotokari girder "42CrMo", uye yakakosha simbi yekumanikidza ngarava "42CrMo". Rudzi urwu rwesimbi runonatsiridza michina yesimbi nekugadzirisa kabhoni yemukati (c). Saka, maererano nekabhoni yemukati, rudzi urwu rwesimbi runogona kukamurwa kuva: pasi kabhoni simbi - iyo kabhoni yemukati kazhinji isingasviki 0.25%, senge 10 uye 20 simbi; Medium kabhoni simbi - iyo kabhoni yemukati kazhinji iri pakati pe0.25 ~ 0.60%, senge 35 uye 45 simbi; Yakakwira kabhoni simbi - kabhoni yemukati kazhinji yakakura kupfuura 0.60%. Mhando iyi yesimbi haiwanzo shandiswa mukugadzira pombi dzesimbi.

42CrMo imhando yesimbi. Simbi yaimbonzi simbi. Iyo nzira inonzi Q345B. Zvinhu zvakafanana ndezveQ345A, Q345C uye Q345E. Iyo yemhando yegiredhi chiratidzo a, B, C, de zvichiteerana inoratidza kuti bvunzo yemhedzisiro haidiwe. Kubata bvunzo tembiricha iri + 20 ° 0 ° kusvika 20 ° 40 ° ABCD inoratidza yemhando giredhi Q235. Giredhi remhando yepamusoro rakakamurwa kuita magiredhi mana A, B, C neD. kubva paa kuenda kuD inoratidza kuti hunyoro hunobva papasi kuenda pakakwirira.

Spot warranty sales of 42CrMo alloy steel pipe manufacturers

Zvinodiwa zvemhando dzakasiyana siyana ndezvinotevera

A - kupa s, P, C, Mn, Si makemikari kuumbwa uye Fu, FY δ 5 ( δ 10) , 1800 inotonhora yekukotama bvunzo inogona kupihwa zvinoenderana nezvinodiwa nemutengi, asi hapana kukanganisa simba remitemo, uye kabhoni yemukati. uye manganese emukati haatorerwe semamiriro ekutumira.

B - kupa s, P, C, Mn, Si kemikari yakagadzirwa uye Fu, FY δ 5 (δ 10) , inotonhora bend 180 'test. Impact simba AK ≥ 27j pa + 200C inopiwawo

C - kuwedzera kune zvinodiwa zvekirasi B, simba rekuita AK ≥ 27j pa 00C rinopiwawo.

D - mukuwedzera kune zvinodiwa padanho B, simba rekuita AK ≥ 27j pa - 200C rinopihwawo. E -- mukuwedzera kune zvinodiwa padanho B, simba rekuita AK ≥ 27j pa - 400C rinopihwawo. Kupisa kushanda yakatarwa

Tembiricha yekudziya ndeye 1150 ~ 1200 ° C, tembiricha yekutanga i1130 ~ 1180 ° C, uye tembiricha yekupedzisira ndeye> 850 ° C, φ> Kutonhora kunonoka pa50mm.

Normalizing specification

Iyo yakajairika tembiricha ndeye 850 ~ 900 ° C, uye choto chinodzingirwa kutonhora kwemhepo.

High tembiricha tempering specification

Iyo tembiricha yekudziya i680 ~ 700 ° C, uye choto chinodzingirwa kutonhora kwemhepo.

Kudzima uye kudzikisira specification

Preheating tembiricha 680 ~ 700 ° C, quenching tembiricha 840 ~ 880 ° C, mafuta kutonhora, tempering tembiricha 580 ° C, kutonhora mvura kana mafuta kutonhora, kuoma ≤ 217hbw.

Tsanangudzo yekusimbisa uye kuomesa kurapa ne sub tembiricha quenching

Kudzima tembiricha 900 ° C, kupisa tembiricha 560 ° C, kuoma (37 ± 1) HRC

Tsanangudzo ye induction kudzimisa uye kupisa

Kudzima tembiricha 900 ° C, tempering tembiricha 150 ~ 180 ° C, kuoma 54 ~ 60HRC.


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