S355 JOHwani ma'auni ne na kayan da ke cikin ƙananan ƙarfe na ƙirar gami kuma galibi ana amfani da shi don kera sassan sassa na tsari mai sanyi da zafi.Wannan ma'auni na karfe ya dogara ne akan ma'aunin Turai EN 10219 kuma ya dace musamman don kera sassan fashe-fashe mai walda mai sanyi.
S355 JOHana iya amfani da shi don kera nau'ikan nau'ikan nau'ikan bututu, gami da karkace bututun walda (SSAW), bututun da ba su da kyau (SMLS), da bututun welded madaidaiciya (RW ko LSAW).
Ma'anar sunan farko S355JOH
"S" yana nufin karfe tsarin;"355" yana tsaye don kayan aiki tare da ƙaramin ƙarfin samar da 355 MPa, wanda ke tabbatar da kwanciyar hankali mai kyau;"
J0H" yana nufin wani yanki mara tushe mai sanyi tare da ƙarfin tasiri na 27 J a zafin gwaji na 0°C.
S355JOH sinadaran abun da ke ciki
Carbon (C): 0.20% max.
Silicon (Si): 0.55% max.
Manganese (Mn): matsakaicin 1.60%
Phosphorus (P): 0.035% max.
Sulfur (S): 0.035% max.
Nitrogen (N): 0.009% max.
Aluminum (Al): 0.020% mafi ƙarancin (wannan buƙatun baya amfani da shi idan ƙarfe ya ƙunshi isassun abubuwa masu ɗaure nitrogen)
Lura cewa ƙayyadaddun abubuwan haɗin sinadarai na iya bambanta dangane da masana'anta da takamaiman ƙayyadaddun samfur.Bugu da ƙari, ana iya ƙara wasu abubuwan da aka haɗa, irin su vanadium, nickel, copper, da dai sauransu, yayin aikin samar da kayan aiki don haɓaka takamaiman kayan aikin karfe, amma adadin da nau'in waɗannan abubuwan da aka ƙara ya kamata su kasance daidai da daidai. ma'auni masu dacewa.
Bayanan Bayani na S355JOH
Ƙarfin mafi ƙarancin ƙima na aƙalla 355 MPa;
Ƙarfin ƙarfi yana darajar 510 MPa zuwa 680 MPa;
Ana buƙatar mafi ƙarancin haɓakarsa yawanci ya zama fiye da kashi 20;
Ya kamata a lura cewa elongation na iya shafar girman samfurin, siffar, da yanayin gwaji, don haka a cikin ƙayyadaddun aikace-aikacen injiniya, yana iya zama dole don komawa zuwa cikakkun ma'auni ko duba tare da mai samar da kayan don samun cikakkun bayanai.
S355 JOH Girma da Haƙuri
Hakuri na Diamita na waje (D)
Don diamita na waje waɗanda ba su fi 168.3mm ba, haƙuri shine ± 1% ko ± 0.5mm, duk wanda ya fi girma.
Don diamita na waje fiye da 168.3mm, haƙuri shine ± 1%.
Haƙuri da Kaurin bango (T).
Haƙurin kauri na bango dangane da ƙayyadaddun girman da kauri na bango (kamar yadda aka nuna a cikin tebur), yawanci a cikin ± 10% ko makamancin haka, don daidaitaccen iko na aikace-aikacen kauri na bango, na iya buƙatar tsari na musamman.
Hakuri na Tsawon
Haƙuri don daidaitaccen tsayi (L) shine -0/+50mm.
Don tsayayyen tsayi, haƙuri yawanci ± 50mm.
takamaiman tsayi ko tsayin tsayi na iya samun ƙarin buƙatun haƙuri, waɗanda ke buƙatar ƙayyade a cikin shawarwari tare da masana'anta a lokacin yin oda.
Ƙarin Haƙuri don Sassan Maɗaukaki da Rectangular
Sassan murabba'i da rectangular suna da juriya na radius na waje na 2T, inda T shine kaurin bango.
Hakuri na Bambancin Diagonal
Wato, matsakaicin ƙimar bambanci tsakanin tsayin diagonal guda biyu na sassan murabba'i da rectangular, yawanci bai wuce 0.8% na jimlar tsayin ba.
Haƙuri na Dama kusurwa da Digiri na karkatarwa
Haƙuri don daidaitawa (watau a tsaye na sashe) da murɗawa (watau faɗuwar sashe) an kuma fayyace su dalla-dalla a cikin ma'auni don tabbatar da daidaiton tsari da bayyanar gaba ɗaya.
Yana da saboda ƙaddamar da ƙaddamarwa ga ƙwarewa a cikin kowane bayani dalla-dalla, haɗe tare da zurfin iliminmu da kwarewa a cikin masana'antun da za mu iya cimma matsayi mai mahimmanci a cikin samar da kayan aiki.S355 JOHkarfe bututu.
Mun fahimci cewa kowane aikin yana da ƙayyadaddun buƙatu a kan aikin kayan aiki, sabili da haka, ba kawai samar da samfurori ba amma har ma samar da cikakkiyar mafita ga abokan cinikinmu.Idan kuna da wasu buƙatu don samfuranmu ko ayyukanmu ko kuna da wasu tambayoyi, da fatan za ku ji daɗin tuntuɓar mu.Teamungiyarmu ta ƙunshi ƙwararrun ƙwararrun ƙwararrun da suke shirye don ba ku cikakken bayanin samfurin, hanyoyin magance ta, da tallafin fasaha.
tags: en 10219, s33joh, faqs, masu kaya, masana'antun, masana'antu, masu hannun jari, kamfanoni, wholesale, saya, farashin, zance, girma, sayarwa, farashi.
Lokacin aikawa: Fabrairu-26-2024