S355JOHma'aunin abu ne wanda ya shafi ƙananan ƙarfe na ƙarfe kuma galibi ana amfani da shi don ƙera sassan ɓoyayyen tsari masu sanyi da kuma waɗanda aka yi da zafi. Wannan ma'aunin ƙarfe ya dogara ne akan ma'aunin Turai EN 10219 kuma ya dace musamman don ƙera sassan ɓoyayyen tsari masu sanyi da aka yi da walda.
S355JOHana iya amfani da shi don ƙera nau'ikan bututu iri-iri, gami da bututun da aka haɗa da karkace (SSAW), bututun da ba su da sumul (SMLS), da bututun da aka haɗa da sumul (ERW ko LSAW).
Ma'anar S355JOH
"S" yana nufin ƙarfe mai tsari; "355" yana nufin kayan da ke da ƙarancin ƙarfin amfani na 355 MPa, wanda ke tabbatar da kyakkyawan kwanciyar hankali na tsari; "
J0H" yana nufin wani yanki mai rami mai sanyi wanda ke da ƙarfin tasiri na 27 J a zafin gwaji na 0°C.
Sinadarin sinadarai na S355JOH
Carbon (C): matsakaicin 0.20%.
Silicon (Si): matsakaicin 0.55%.
Manganese (Mn): matsakaicin 1.60%
Phosphorus (P): matsakaicin 0.035%.
Sulfur (S): matsakaicin 0.035%.
Nitrogen (N): matsakaicin 0.009%.
Aluminum (Al): Mafi ƙarancin 0.020% (wannan buƙatar ba ta shafi ba idan ƙarfen ya ƙunshi isassun abubuwan da ke ɗaure nitrogen)
Lura cewa takamaiman abubuwan da ke cikin sinadarai na iya bambanta dangane da masana'anta da takamaiman takamaiman samfuran. Bugu da ƙari, ana iya ƙara wasu abubuwan haɗin gwal, kamar vanadium, nickel, jan ƙarfe, da sauransu, yayin aikin samarwa don haɓaka takamaiman halayen ƙarfe, amma adadin da nau'in waɗannan abubuwan da aka ƙara ya kamata su kasance daidai da ƙa'idodin da suka dace.
Kayayyakin Inji na S355JOH
Mafi ƙarancin ƙarfin yawan amfanin ƙasa na akalla 355 MPa;
Ƙarfin ƙarfin tensile daga 510 MPa zuwa 680 MPa;
Mafi ƙarancin tsawaitawa yawanci ana buƙatar ya zama fiye da kashi 20 cikin ɗari;
Ya kamata a lura cewa tsawon samfurin zai iya shafar girman samfurin, siffarsa, da yanayin gwaji, don haka a cikin takamaiman aikace-aikacen injiniya, yana iya zama dole a koma ga cikakkun ƙa'idodi ko a duba tare da mai samar da kayan don samun ingantattun bayanai.
Girman S355JOH da Juriya
Juriyar Diamita ta Waje (D)
Ga diamita na waje wanda bai wuce 168.3mm ba, haƙurin shine ±1% ko ±0.5mm, duk wanda ya fi girma.
Ga diamita na waje wanda ya fi 168.3mm, haƙurin shine ±1%.
Juriyar Kauri a Bango (T)
Juriyar kauri bango bisa ga takamaiman girma da matakin kauri bango (kamar yadda aka nuna a teburin), yawanci a cikin ± 10% ko makamancin haka, don daidaitaccen sarrafa aikace-aikacen kauri bango, na iya buƙatar tsari na musamman.
Juriyar Tsawon Lokaci
Juriyar tsawon da aka saba (L) shine -0/+50mm.
Don tsayin da aka gyara, haƙuri yawanci shine ± 50mm.
Tsawon takamaiman ko tsayin da ya dace na iya samun buƙatun haƙuri masu tsauri, waɗanda ake buƙatar tantancewa tare da tuntuɓar masana'anta a lokacin yin oda.
Ƙarin haƙuri ga Sassan Murabba'i da Kusurwoyi
Sassan murabba'i da murabba'i suna da juriyar radius na kusurwar waje na 2T, inda T shine kauri na bango.
Juriya da Bambancin Diagonal
Wato, matsakaicin ƙimar bambanci tsakanin tsawon diagonal biyu na sassan murabba'i da murabba'i, yawanci ba ya wuce 0.8% na jimlar tsawon.
Juriya na Kusurwar Dama da Digiri Mai Juyawa
An kuma ƙayyade juriya ga madaidaiciya (watau, tsayin sashe) da karkacewa (watau, siffa ta sashe) dalla-dalla a cikin ma'aunin don tabbatar da daidaiton tsari da kuma bayyanar gabaɗaya.
Saboda jajircewarmu ga ƙwarewa a kowane fannin samarwa, tare da zurfin iliminmu da gogewarmu a masana'antar ne ya sa muka sami damar cimma matsayi na gaba a fannin samar da kayayyakiS355JOHbututun ƙarfe.
Mun fahimci cewa kowane aiki yana da ƙa'idodi masu tsauri kan aikin kayan aiki, saboda haka, ba wai kawai muna samar da kayayyaki ba ne, har ma muna samar da cikakkun mafita ga abokan cinikinmu. Idan kuna da wasu buƙatu na samfuranmu ko ayyukanmu ko kuna da wasu tambayoyi, da fatan za ku iya tuntuɓar mu. Ƙungiyarmu ta ƙunshi ƙwararru masu ƙwarewa waɗanda ke shirye su ba ku cikakken bayani game da samfura, mafita na musamman, da tallafin fasaha na ƙwararru.
tags: en 10219, s33joh, tambayoyin da ake yawan yi, masu kaya, masana'antun, masana'antu, masu hannun jari, kamfanoni, jimilla, saye, farashi, ƙididdigewa, yawa, na siyarwa, farashi.
Lokacin Saƙo: Fabrairu-26-2024