JIS G 3455 karfe bututuake samar da shibututu mara nauyimasana'antu tsari, yafi amfani da carbon karfe bututu daaiki zafin jiki kasa 350 ℃ yanayi, galibi ana amfani dashi don sassa na inji.
Maɓallan kewayawa
Girman Rage
Rarraba Darajoji
Hanyoyin sarrafawa
Maganin zafi
Nau'in Ƙarshen Bututu
Abubuwan Sinadarai na JIS G 3455
Dukiyar injina na JIS G 3455
Gwajin Hydrostatic ko Gwajin Nodestructive
JIS G 3455 Jadawalin Nauyin Bututu Karfe da Jadawalin Bututu
JIS G 3455 Hakuri Mai Girma
Bayyanuwa
Alama
Aikace-aikace na JIS G 3455 Karfe Bututu
JIS G 3455 Daidaitan Ma'auni
Kayayyakinmu masu alaƙa
Girman Rage
Bututu waje diamita: 10.5-660.4mm (6-650A) (1/8-26B)
A=DN;B=NPS.
Rarraba Darajoji
JIS G 3455 yana da maki uku bisa ga ƙaramin ƙarfi na bututu, watoSaukewa: STS370, Saukewa: STS410, kumaSaukewa: STS480.
Hanyoyin sarrafawa
Za a kera bututu ba tare da lahani ba daga karfen da aka kashe.
Ana yin gyare-gyaren ƙarshe zuwa nau'i biyu, wanda aka gama da zafi da sanyi, dangane da diamita na waje da kauri na bango.
| Alamar daraja | Alamar tsarin masana'anta | |
| Tsarin kera bututu | Hanyar gamawa | |
| Saukewa: STS370 Saukewa: STS410 Saukewa: STS480 | Babu shakka: S | An gama zafi: H Ciwon sanyi: C |
Maganin zafi
| Alamar daraja | An gama zafi bututu mara nauyi | An gama sanyi bututu mara nauyi |
| Saukewa: STS370 Saukewa: STS410 | Kamar yadda masana'anta. Koyaya, ana iya amfani da ƙarancin zafin jiki ko daidaitawa kamar yadda ya cancanta. | Ƙananan zafin jiki annealed ko daidaitacce |
| Saukewa: STS480 | Ƙananan zafin jiki annealed ko daidaitacce | |
Ana iya yin maganin zafi banda waɗanda aka bayar a tebur ta hanyar yarjejeniya tsakanin mai siye da mai ƙira.
Nau'in Ƙarshen Bututu
Za a gama bututu tare da lebur iyakar.
Idan an ƙayyade ƙarshen beveled, siffar ƙarshen bututu tare da kauri na bango ≤ 22 mm zai dace da 30-35 °, kuma nisa daga bakin bututun ƙarfe shine max 2.4mm.
Abubuwan Sinadarai na JIS G 3455
Binciken zafi zai kasance daidai da JIS G 0320. Binciken samfurin zai kasance daidai da JIS G 0321.
Ƙimar nazarin thermal za ta dace da buƙatu masu zuwa:
| Alamar daraja | C (Carbon) | Si (Silicon) | Mn (Manganese) | P (phosphorus) | S (sulfur) |
| max | max | max | |||
| Saukewa: STS370 | 0.25% | 0.10-0.35% | 0.30-1.10% | 0.35% | 0.35% |
| Saukewa: STS410 | 0.30% | 0.10-0.35% | 0.30-1.40% | 0.35% | 0.35% |
| Saukewa: STS480 | 0.33% | 0.10-0.35% | 0.30-1.50% | 0.35% | 0.35% |
Ƙimar da aka bincika na samfurin bai kamata kawai ya dace da ƙimar da ke cikin tebur ba, amma iyakar haƙuri na kowane kashi ya kamata ya kasance daidai da buƙatun Tebu 3 na JIS G 3021.
Dukiyar injina na JIS G 3455
Abubuwan da ake buƙata don gwaje-gwajen injiniyoyi za su kasance daidai da sashe na 7 da 9 na JIS G 0404. Hanyoyin samfuri don gwaje-gwajen injiniya za su kasance daidai da Class A na JIS G 0404, Sashe na 7.6.
Ƙarfin Ƙarfin Ƙarfin Ƙarfin Ƙarfin Ƙarfafawa, Ƙarfafa Ƙarfafawa ko Ƙarfafa Ƙarfafawa
Hanyar gwajin za ta kasance daidai da ma'auni a cikin JIS Z 2241.
Don bututun da aka yi gwajin gwaji ta hanyar amfani da samfurin No. 12 ko No. 5, elongation zai dace da buƙatun Table 5.
Juriya mai Fassara
Ana iya barin gwajin bisa ga shawarar masana'anta muddin bututun sun gamsar da ƙayyadaddun juriya na lallashi.
Ana sanya samfurin tsakanin dandamali guda biyu kuma an daidaita shi a cikin matsawa har sai nisa H tsakanin dandamali ya kai ga ƙayyadaddun ƙimar.Ana duba samfurin don tsagewa.
H=(1+e)t/(e+t/D)
H: nisa tsakanin faranti (mm)
t: kaurin bango na bututu (mm)
D: waje diamita na bututu (mm)
е: akai-akai ma'anar kowane sa na bututu: 0.08 don STS370, 0.07 don STS410 da STS480.
Gwajin Lantarki
Ana amfani da bututu tare da diamita na waje ≤50 mm kamar yadda mai siye ya ƙayyade.
Samfurin ba zai zama mai fashe ba lokacin lanƙwasa a kusurwar 90° tare da diamita na ciki sau 6 na waje diamita na bututu.Za a auna kusurwar lanƙwasa a farkon lanƙwasa.
Gwajin Hydrostatic ko Gwajin Nodestructive
Za a yi gwajin hydrostatic ko mara lalacewa akan kowane bututu.
Gwajin Hydrostatic
Rike bututun a ƙasa da ƙayyadadden ƙayyadadden matsi na gwajin hydrostatic na aƙalla daƙiƙa 5 kuma duba cewa bututun na iya jure matsi ba tare da yayyo ba.
Lokacin da mai siye bai ƙididdige gwajin gwajin ba, kuma lokacin da bututun ya kasance ƙarƙashin ƙaramin gwajin gwajin hydrostatic da aka bayar, bututun zai iya jure shi ba tare da yabo ba.
| Kaurin bango mara kyau | 40 | 60 | 80 | 100 | 120 | 140 | 160 |
| Matsakaicin gwajin hydraulic, Mpa | 6.0 | 9.0 | 12 | 15 | 18 | 20 | 20 |
Lokacin da kauri na bangon diamita na waje na bututun ƙarfe ba daidai ba ne a cikin tebur na nauyin bututun ƙarfe, ya zama dole a yi amfani da dabara don ƙididdige ƙimar matsa lamba.
P=2st/D
P: gwajin gwaji (MPa)
t: kaurin bango na bututu (mm)
D: waje diamita na bututu (mm)
s: 60 % na mafi ƙarancin ƙimar ma'aunin yawan amfanin ƙasa ko ƙarfin tabbacin da aka bayar.
Lokacin da mafi ƙarancin gwajin gwajin hydrostatic na lambar shirin da aka zaɓa ya wuce gwajin gwajin P da aka samu ta dabarar, za a yi amfani da matsa lamba P azaman ƙaramin gwajin gwaji na hydrostatic maimakon zaɓi mafi ƙarancin gwajin gwajin hydrostatic a cikin tebur a sama.
Gwajin mara lalacewa
Za a bincika bututun ta hanyar ganowa na ultrasonic ko gano halin yanzu.
Don halayen gano ultrasonic, siginar samfuran tunani masu ƙunshe da ka'idojin tunani na UD da aka kayyade a JIS G 0582 za a yi la'akari da matakin ƙararrawa, kuma babu siginar daidai ko mafi girman matakin ƙararrawa da zai wanzu.
Don halaye na gano eddy na yanzu, siginar samfurin da ke ɗauke da ma'auni na ajin EY kamar yadda aka ƙayyade a JIS G 0583 za a yi la'akari da shi azaman matakin ƙararrawa, kuma babu sigina daidai ko mafi girma fiye da matakin ƙararrawa.
JIS G 3455 Jadawalin Nauyin Bututu Karfe da Jadawalin Bututu
Chart Nauyin Bututu Karfe
A cikin yanayin girman da ba a ƙayyade ba a cikin teburin nauyin bututu, ana iya amfani da dabarar don ƙididdige su.
W=0.02466t(Dt)
W: girman naúrar bututu (kg/m)
t: kaurin bango na bututu (mm)
D: waje diamita na bututu (mm)
0.02466: juzu'i don samun W
Ɗauki nauyin 7.85 g/cm³ don bututun ƙarfe kuma a zagaye sakamakon zuwa mahimman lambobi uku.
Jadawalin Bututu
Ma'auni yana ƙayyadad da ƙima biyar na Jadawalin 40, 60, 80, 100, 120, da 160.
Don jin daɗin ku, ga jadawalin 40 da aka fi amfani da su da jadawalin 80.
JIS G 3455 Hakuri Mai Girma
Bayyanuwa
Filayen ciki da na waje na bututu za su kasance santsi kuma ba su da lahani mara amfani.
Ƙarshen bututun ƙarfe zai kasance a kusurwoyi madaidaici zuwa madaidaicin bututu.
Alama
Kowane bututu za a yi wa lakabi da bayanin da ke gaba.
a) Alamar daraja;
b) Alamar hanyar masana'anta;
Bututun ƙarfe mara nauyi mai zafi: -SH
Sanyi-ƙare sumul karfe bututu: -SC
c) GirmaMisali 50AxSch80 ko 60.5x5.5;
d) Sunan masana'anta ko alamar ganowa.
Lokacin da diamita na waje na kowane bututu ya yi ƙanƙanta kuma yana da wahala a yiwa kowane bututu alama, ko kuma lokacin da mai siye ya buƙaci a yiwa kowane bututun alama alama, kowane damshi na iya yin alama ta hanyar da ta dace.
Aikace-aikace na JIS G 3455 Karfe Bututu
Masana'antar injiniya: Saboda ƙarfin ƙarfinsa da ƙarfin zafi mai zafi, ana amfani da shi wajen kera sassa daban-daban na inji, irin su sassa don tsarin hydraulic da tsarin allurar man fetur mai mahimmanci.
Tsarin bututun masana'antu: Ana amfani da shi sosai a aikace-aikacen masana'antu waɗanda ke buƙatar ƙarfin ɗaukar nauyi mai ƙarfi, kamar bututu a cikin masana'antar sinadarai, matatun mai, da sauran masana'antar sarrafawa.Suna iya jigilar tururi mai tsananin ƙarfi, ruwa, mai, da sauran sinadarai cikin aminci.
Tushen wutar lantarki: Ana amfani da su a cikin abubuwa masu mahimmanci irin su tukunyar jirgi da superheaters waɗanda ke ƙarƙashin yanayin zafi da matsanancin yanayin aiki.
Gine-gine da gine-gine: Ana iya amfani da su don tallafawa tsarin ko azaman bututun matsa lamba, musamman ma inda ake buƙatar ƙarin ƙarfi da dorewa.
JIS G 3455 Daidaitan Ma'auni
ASTM A106 / ASME SA106: Ma'anar daidaitattun bututun ƙarfe na carbon maras sumul don sabis na zafi mai zafi, galibi ana amfani da su a cikin matatun mai, tukunyar jirgi, da masu musayar zafi.
Farashin 17175: Yana rufe bututun ƙarfe da bututu marasa ƙarfi don amfani a cikin yanayin zafi mai zafi kuma yana dacewa da aikace-aikacen da ke jure yanayin zafi mai zafi kamar masana'antar tukunyar jirgi.
TS EN 10216-2: Yana rufe bututun da ba su da kyau da kuma bututun da ba a haɗa su da ƙarfe ba don amfani a cikin yanayin zafi mai zafi.
GB 5310: Daidaitaccen bututun ƙarfe da bututu don manyan tukunyar jirgi mai ƙarfi, tare da buƙatun fasaha kamar na JIS G 3455, kuma ana amfani da su ga yanayin zafi da matsanancin yanayi.
API 5L: Ana amfani da shi sosai don layin watsa mai da iskar gas, abubuwan buƙatunsa, da kuma amfani da bututun da ba su da kyau a ƙarƙashin wasu yanayi iri ɗaya.
Kayayyakinmu masu alaƙa
Tun lokacin da aka kafa shi a cikin 2014, Botop Steel ya zama babban mai samar da bututun ƙarfe na carbon a Arewacin kasar Sin, wanda aka sani don kyakkyawan sabis, samfurori masu inganci, da cikakkun mafita.
Kamfanin yana ba da nau'ikan bututun ƙarfe na carbon da samfuran da ke da alaƙa, waɗanda suka haɗa da marasa ƙarfi, ERW, LSAW, da bututun ƙarfe na SSAW, da kuma cikakken jeri na kayan aikin bututu da flanges.
Kayayyakin sa na musamman kuma sun haɗa da galoli masu daraja da austenitic bakin karafa, waɗanda aka keɓance don biyan buƙatun ayyukan bututun.
Tags: JIS G 3455, carbon karfe bututu, STS, sumul.
Lokacin aikawa: Mayu-14-2024