BS EN 10210 S355J0H, lambar ƙarfe 1.0547, tana cikin ɓangaren ƙarfe mai siffar ƙofofi mai zafi kuma ana iya amfani da bututun ƙarfe mara sumul ko na walda, galibi ana amfani da shi a cikin gine-gine masu buƙatar ƙarfi mai ƙarfi da tauri mai kyau, kamar manyan firam ɗin gini da gadoji.
Kayan S355J0H yana da kaddarorin injiniya cewa mafi ƙarancin ƙarfin samarwa shine 355MPa lokacin da kauri bango bai wuce 16 mm ba kuma ya cika mafi ƙarancin ƙarfin tasiri na 27J a 0℃.
BS EN 10210 ya ƙunshi nau'ikan siffofi daban-daban na giciye-sashe, kamar zagaye, murabba'i, murabba'i mai kusurwa huɗu, ko elliptical. Botop Steel ya ƙware a cikin bututun ƙarfe mai zagaye a girma dabam-dabam, yana ba ku kayan bututun ƙarfe masu inganci da daidaito tare da siyarwa kai tsaye a masana'anta da farashi mai gasa.
Lura: Duk buƙatun da ke cikin wannan takardar suma sun shafi EN 10210.
Kauri daga bango ≤120mm.
Da'ira (HFCHS): Diamita na waje har zuwa 2500 mm;
Murabba'i (HFRHS): Girman waje har zuwa 800 mm x 800 mm;
Mai kusurwa huɗu (HFRHS): Girman waje har zuwa 750 mm x 500 mm;
Elliptical (HFEHS): Girman waje har zuwa 500 mm x 250 mm.
| Karfe aji | Nau'in cire iskar shakaa | % ta taro, matsakaicin | |||||||
| C | Si | Mn | P | S | Nb,c | ||||
| Sunan ƙarfe | Lambar ƙarfe | Kauri da aka ƙayyade (mm) | |||||||
| ≤40 | >40 ≤120 | ||||||||
| BS EN 10210 S355J0H | 1.0547 | FN | 0.22 | 0.22 | 0.55 | 1.60 | 0.035 | 0.035 | 0.009 |
aFN = Ba a yarda da ƙarfen rimming ba;
bYa halatta a wuce ƙa'idodin da aka ƙayyade muddin ga kowane ƙaruwa na 0.001% N na P, matsakaicin abun ciki shima yana raguwa da 0.005%. Duk da haka, abun ciki na N na nazarin 'yan wasan ba zai wuce 0.012% ba;
cMatsakaicin ƙimar nitrogen ba zai yi aiki ba idan sinadarin sinadarai ya nuna mafi ƙarancin jimlar abun ciki na Al na 0.020% tare da mafi ƙarancin rabon Al/N na 2:1, ko kuma idan akwai isasshen sauran abubuwan da ke ɗaure N. Za a rubuta abubuwan da ke ɗaure N a cikin Takardar Dubawa.
Siffofin kayan da ke cikin BS EN 10210 sun dogara ne akan mafi ƙarancin ƙarfin samar da su a kauri bango na 16mm da kuma halayen tasirinsu a takamaiman yanayin zafi. Ƙarfin samarwa, ƙarfin tauri, da tsawaitawar BS EN 10210 S355J0H yana raguwa yayin da kauri bango ke ƙaruwa.
BS EN 10210 yana ba da damar samarwa ta amfani da hanyoyi daban-daban na masana'antu, waɗanda suka haɗa da hanyoyin walda marasa matsala, LSAW, SSAW, da ERW.
Ga jerin girma dabam-dabam don hanyoyin samarwa na gama gari.
Daga kwatancen da ke sama, za a iya ganin cewa bututun ƙarfe mara shinge yana da fa'ida a cikin samar da bututun ƙarfe mai kauri, musamman bututun ƙarfe mai kauri mai ƙaramin diamita, amma girmansa zai iyakance. Idan kuna buƙatar samar da bututun ƙarfe mai diamita fiye da 660mm, zai fi wahala.
Baƙin Bututu
Wannan yana nufin bututun ƙarfe ba tare da wani magani na saman ba.
Rufin Kariya na Wucin Gadi
Domin hana tsatsa bututun ƙarfe yayin ajiya, jigilar kaya, ko shigarwa, wata hanya da aka saba amfani da ita ita ce a shafa fenti ko varnish a saman bututun.
Rufin hana lalata
Akwai nau'ikan fenti masu hana lalatawa da yawa, gami da fenti, FBE,3LPE, da kuma galvanized. Kowane nau'in shafi yana da halaye na musamman da kuma muhallin da ya dace. Ana iya hana tsatsa da tsatsa yadda ya kamata ta hanyar shafa wani shafi mai dacewa da zai hana tsatsa a saman ƙarfe.
TSAFTAR EN 10210 Rufin galvanized mai zafi a saman bututun ƙarfe dole ne ya bi ƙa'idodin EN ISO 1461 masu dacewa.
Juriya akan Siffa, Daidaito da Girma
Juriya akan Tsawon Lokaci
Tsayin Dinka na Walda SAW
| Kauri, T | Matsakaicin tsayin bead ɗin walda, mm |
| ≤14,2 | 3.5 |
| >14,2 | 4.8 |
Tsawon dinkin walda mai juriya yawanci baya wuce saman bututun, kuma yayin aikin ƙera shi, ana kula da dinkin walda ta yadda zai yi daidai da saman bututun kuma ba zai bayyana a bayyane ba.
Ana amfani da BS EN 10210 S355J0H sosai a gine-gine, kera injuna, bututun sufuri, gina ababen more rayuwa, jiragen ruwa, da injiniyan ruwa. Ƙarfinsa mai girma da kuma ƙarfinsa mai kyau ya sa ya zama mai kyau a cikin ayyuka kamar gadoji, gine-gine masu tsayi, masana'antu, cranes, bututun mai da iskar gas, da hasumiyoyin wutar lantarki ta iska.
| GB/T | GOST | ASTM | JIS |
| GB/T 1591 Q345B | GOST 19281 09G2S | ASTM A501 Grade C | JIS G 3101 SS490 |
Tun lokacin da aka kafa kamfanin Botop Steel a shekarar 2014, ya zama babban kamfanin samar da bututun ƙarfe na carbon a Arewacin China, wanda aka san shi da kyakkyawan sabis, kayayyaki masu inganci, da kuma cikakkun hanyoyin magance matsaloli.
Kamfanin yana bayar da nau'ikan bututun ƙarfe na carbon da kayayyaki masu alaƙa, gami da bututun ƙarfe na ERW, LSAW, da SSAW marasa sulɓi, da kuma cikakken jerin kayan haɗin bututu da flanges. Kayayyakinsa na musamman sun haɗa da ƙarfe masu inganci da ƙarfe marasa austenitic, waɗanda aka ƙera don biyan buƙatun ayyukan bututu daban-daban.
Sauran kayayyakin da suka shafi:
Tuntube mu don samun ƙiyasin farashi kyauta da shawarwari kan aikinku.
