Bututun ƙarfe na Layin Bututu na Walda Karfe
A Cangzhou Karfe Pipe Group Co., Ltd., Kamfaninmubututun kabu mai karkacekayayyaki ne masu inganci waɗanda suka cika mafi girman ƙa'idodin masana'antu. An ƙera bututunmu don amfani iri-iri kuma an san su da juriya, ƙarfi da juriyar tsatsa.
Carbon shine mafi mahimmancin sinadari a cikin ƙarfe kuma tushen bambance ƙarfe daga ƙarfe. An yi bututun ɗinkin mu na karkace daga ƙarfe mai inganci wanda ke tabbatar da ƙarfi da dorewa. Tare da ingantaccen sinadarin carbon, bututunmu sun dace da aikace-aikacen masana'antu iri-iri.
Kadarar Inji
| matakin ƙarfe | mafi ƙarancin ƙarfin yawan amfanin ƙasa | Ƙarfin tauri | Mafi ƙarancin tsawo | Mafi ƙarancin kuzarin tasiri | ||||
| Kauri da aka ƙayyade | Kauri da aka ƙayyade | Kauri da aka ƙayyade | a zafin gwaji na | |||||
| <16 | >16≤40 | <3 | ≥3≤40 | ≤40 | -20℃ | 0℃ | 20℃ | |
| S235JRH | 235 | 225 | 360-510 | 360-510 | 24 | - | - | 27 |
| S275J0H | 275 | 265 | 430-580 | 410-560 | 20 | - | 27 | - |
| S275J2H | 27 | - | - | |||||
| S355J0H | 365 | 345 | 510-680 | 470-630 | 20 | - | 27 | - |
| S355J2H | 27 | - | - | |||||
| S355K2H | 40 | - | - | |||||
Baya ga carbon, bututun ɗinmu na karkace suna ɗauke da wasu muhimman abubuwa kamar nickel da chromium. Nickel ƙarfe ne mai kama da ferromagnetic wanda ke ƙara ƙarfi da goge bututun gaba ɗaya. Bugu da ƙari, yana tsayayya da tsatsa kuma yana tabbatar da tsawon rai ga bututunmu. Chromium, a gefe guda, muhimmin abu ne a cikin bakin ƙarfe kuma yana da kyakkyawan juriya ga tsatsa. Haɗa chromium a cikin bututun ɗinmu na karkace yana ƙara tsawon rayuwarsu da amincinsu.
Ɗaya daga cikin manyan fa'idodin bututun ɗinmu na karkace shine ƙirar su mara matsala, wanda ake samu ta hanyar fasahar walda mai ci gaba. Fasahar walda ta zamani ta SAWH (Submerged Arc Spiral Welding) tana tabbatar da haɗin gwiwa mai ƙarfi da ɗorewa tsakanin faranti na ƙarfe na bututu. Wannan fasahar walda ba wai kawai tana haɓaka halayen injina na bututun ba, har ma tana tabbatar da santsi a cikin ciki, wanda ke taimakawa wajen kwararar ruwa ko iskar gas iri-iri.
Ana amfani da bututun ɗinmu na karkace a fannoni da dama, ciki har da mai da iskar gas, jigilar ruwa, gini da haɓaka kayayyakin more rayuwa. Ana iya aiwatar da shi a ayyukan cikin teku da na ƙasashen waje da kuma tsarin bututun mai don dalilai daban-daban. Tare da kyakkyawan juriyar tsatsa da ƙarfin taurinsa, bututunmu su ne zaɓi na farko don walda bututu a cikin mawuyacin yanayi.
Sinadarin Sinadarai
| Karfe matakin | Nau'in de-oxydation a | % ta taro, matsakaicin | ||||||
| Sunan ƙarfe | Lambar ƙarfe | C | C | Si | Mn | P | S | Nb |
| S235JRH | 1.0039 | FF | 0,17 | — | 1,40 | 0,040 | 0,040 | 0.009 |
| S275J0H | 1.0149 | FF | 0,20 | — | 1,50 | 0,035 | 0,035 | 0,009 |
| S275J2H | 1.0138 | FF | 0,20 | — | 1,50 | 0,030 | 0,030 | — |
| S355J0H | 1.0547 | FF | 0,22 | 0,55 | 1,60 | 0,035 | 0,035 | 0,009 |
| S355J2H | 1.0576 | FF | 0,22 | 0,55 | 1,60 | 0,030 | 0,030 | — |
| S355K2H | 1.0512 | FF | 0,22 | 0,55 | 1,60 | 0,030 | 0,030 | — |
| a. An tsara hanyar deoxidation kamar haka: FF: Karfe mai cikakken ƙarfi wanda ke ɗauke da abubuwan ɗaure nitrogen a adadin da ya isa ya ɗaure nitrogen da ake da shi (misali, ƙaramin 0,020% jimillar Al ko 0,015% na Al mai narkewa). b. Matsakaicin 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. | ||||||||
A Cangzhou Spiral Steel Pipe Group Co., Ltd., muna sanya inganci da gamsuwar abokin ciniki a gaba. Ƙungiyar ƙwararrunmu masu himma suna tabbatar da cewa kowace bututun ɗinkin da ke kan karkace tana bin ƙa'idodin kula da inganci don cika ƙa'idodin ƙasashen duniya. Bugu da ƙari, muna ba da zaɓuɓɓukan rufewa iri-iri don bututu, gami da epoxy, polyethylene da siminti, don ƙara haɓaka juriyar tsatsa ga bututun da kuma tsawaita tsawon rayuwarsa.
a takaice
Kamfanin Cangzhou Spiral Steel Pipe Group Co., Ltd. yana alfahari da samar da bututun dinki masu inganci don aikace-aikace iri-iri. Muna mai da hankali kan kera daidai gwargwado, fasahar walda mai ci gaba da kayan aiki masu inganci don samar wa abokan ciniki mafita masu inganci da inganci don buƙatun bututunsu. Ku amince da mu don biyan duk buƙatunku kuma ku fuskanci aminci da juriya na bututun dinkin mu na karkace.







