Binciken Kwatancen Karfe na Q355D da EN 10297 E355N

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Kamfanin Tianjin Sanon Steel Pipe Co., Ltd. mai hannun jari ne. Masana'antar hannayen jarinmu tana cikin birnin Cangzhou, lardin Hebei. Manyan hanyoyin samun kayayyaki sunebututun tukunyar jirgikuma kayan wakilci suneASTM A335 P5/P11/P91/P92,ASME SA-106/SA-106MGR.B,GB/T 3087-200810#/20#. Abubuwan da ake amfani da su wajen samar da bututun mai sune:API 5L,API 5CT, kayan da ake amfani da su wajen samar da bututun mai masu fashewaGB/T 9948su ne 15MoG/12CrMoVG. GB/T 6479-2013 yana wakiltar kayan 10#/20#, bututun musayar zafi SA179/SA210/SA192, da sauransu, bututun injina GB/T 8162 yana wakiltar kayan 10#/20#/Q345/42CrMo, EN10210 yana wakiltar kayan S355JOH/S355J2H, bututun silinda na gas GB1 8248, yana wakiltar kayan 34CrMo4/30CrMo.

A fannin kayan ƙarfe, tsarin daidaitattun abubuwa daban-daban sun dace da matakai daban-daban da buƙatun aiki. Q355D da EN 10297 E355N ƙarfe biyu ne na tsarin ƙarfe masu ƙarfi da ƙarancin ƙarfe waɗanda ake amfani da su sosai a masana'antar injina, tsarin gini, da sassan injiniya. Duk da cewa suna da kamanceceniya a cikin abubuwan da ke cikin sinadarai da ƙarfinsu, sun samo asali ne daga tsarin daidaitattun abubuwa daban-daban, wanda ke haifar da bambance-bambance a cikin buƙatun fasaha, iyakokin aikace-aikace, da cikakkun bayanai na aiki. Wannan labarin yana kwatanta waɗannan kayan guda biyu cikin tsari don taimakawa masu amfani su yanke shawara mai kyau bisa ga buƙatu na aiki.

1. Tsarin Daidaitacce da Ma'anoni Masu Ma'ana

Q355D: Wannan ma'aunin ya dogara ne akan ma'aunin ƙasa na ƙasar Sin (GB/T 1591-2018) don ƙarfe masu ƙarfi da ƙarancin ƙarfe. "Q" yana nufin ƙarfin samarwa, "355" yana nuna ƙaramin ƙarfin samarwa na 355 MPa, kuma "D" yana wakiltar matakin inganci, yana nuna ƙarfin tasiri a -20°C.

EN 10297 E355N: Wannan ma'auni wani ɓangare ne na ma'aunin Turai (EN 10297-1:2003) don bututun ƙarfe marasa sumul na sassan giciye na zagaye ko marasa zagaye. "E355" yana nufin ƙaramin ƙarfin yawan amfanin ƙasa na 355 MPa, kuma "N" yana nuna isarwa a cikin yanayi mai daidaituwa, yana tabbatar da daidaiton tsari da halaye ta hanyar maganin daidaitawa.

2. Kwatanta Sinadaran

Dukansu ƙarfe sun ƙunshi carbon (C), silicon (Si), da manganese (Mn), tare da ƙarin abubuwan haɗin gwiwa don haɓaka ƙarfi da tauri. Gabaɗaya, kewayon abubuwan haɗinsu iri ɗaya ne, amma takamaiman iyakoki sun bambanta kaɗan:

Q355D: Yana da ƙarancin sinadarin carbon (yawanci ≤0.18%) da kuma tsauraran matakan sarrafa ƙazanta na sulfur (S) da phosphorus (P) don inganta walda da kuma taurin yanayin zafi mai ƙarancin zafi. Abubuwan da ke haɗa sinadarai kamar chromium (Cr) da nickel (Ni) ba su da yawa.

E355N: Yana iya samun ɗan ƙaramin adadin carbon (yawanci ≤0.20%) kuma yana iya haɗawa da ƙananan adadin abubuwa kamar jan ƙarfe (Cu). Ma'aunin Turai yana jaddada daidaiton abun da ke ciki don tabbatar da cikakkun halaye bayan daidaitawa.

3. Kwatanta Halayen Inji

Dukansu suna nuna ƙarfin yawan amfanin ƙasa na 355 MPa, amma wasu kaddarorin sun bambanta:

Taurin Tasiri: Matsayin "D" na Q355D yana buƙatar kuzarin tasiri na ≥34 J a -20°C, wanda hakan ya sa ya dace da yanayin zafi mai ƙarancin zafi. E355N yawanci ba ya ƙayyade ƙimar tasirin zafi mai ƙarancin zafi, amma daidaitawa yana ba da kyakkyawan taurin yanayi.

Ƙarfin Tashin Hankali: Q355D gabaɗaya yana tsakanin 470-630 MPa, yayin da E355N yawanci shine 490-630 MPa, tare da kewayon da ya fi yawa ga na ƙarshe.

Yanayin Isarwa: Ana isar da Q355D a cikin yanayi mai zafi ko na al'ada; ana samar da E355N a bayyane, wanda ke tabbatar da tsarin da ya dace da ci gaba da sarrafawa.

4. Filayen Aikace-aikace

Q355D: Ana amfani da shi sosai a gine-gine, gadoji, kera ababen hawa, da sauran aikace-aikace a China da kasuwannin duniya, musamman ga abubuwan da ke fuskantar nauyi mai ƙarfi a cikin yanayin zafi mai ƙarancin zafi.

E355N: Ana amfani da shi sosai a injiniyan injiniya da sassan tsari a ƙarƙashin ƙa'idodin Turai, kamar samfuran bututu masu inganci kamar silinda na hydraulic da hannayen riga masu ɗaukar kaya, suna mai da hankali kan injina da kwanciyar hankali.

5. Shawarwari Kan Zaɓe

Fi son Q355D lokacin da: Ayyuka suna buƙatar ingantaccen ƙarfin zafin jiki; ana buƙatar bin ƙa'idodin China ko tsarin da ya dace da GB.

Fi son E355N lokacin da: Yin niyya ga kasuwannin Turai ko abokan ciniki da ke buƙatar ƙa'idodin EN; sassan suna buƙatar yanayi na yau da kullun don tabbatar da ingancin injin.

A taƙaice, yayin da Q355D da EN 10297 E355N suke kama da juna a matakin ƙarfi, sun samo asali ne daga tsarin daidaitattun abubuwa daban-daban kuma suna jaddada halaye daban-daban na aiki. Ya kamata masu amfani su yi la'akari da ƙa'idodin aiki, yanayin muhalli, da buƙatun sarrafawa yayin zaɓar tsakanin su. Ana ba da shawarar ƙwararrun masana kan kayan aiki don tabbatar da bin ƙa'idodi da ingantawa.

细节方管
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Lokacin Saƙo: Fabrairu-06-2026

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