Fa'idodin A252 Bututun Karfe Na 3 Da Aka Yi Amfani da su a Gina Bututun Mai
Daya daga cikin key amfaninA252 Grade 3 karfe bututu shi ne na kwarai ƙarfi da karko.Wadannan bututu an yi su ne da ƙarfe mai inganci kuma suna da matukar juriya ga lalata, lalacewa da tasiri.Wannan ya sa su dace don amfani da su a cikin bututun magudanar ruwa inda za a iya fallasa su ga abubuwa masu lalata da nauyi.Bugu da ƙari, ƙarfinsu da ƙarfinsu ya sa su dace da amfani da su a aikin ginin bututun mai, saboda dole ne su jure matsanancin matsin lamba da canza yanayin muhalli.
Daidaitawa | Karfe daraja | Abubuwan Sinadari (%) | Dukiyar Tensile | Charpy(V mai girma) Gwajin Tasiri | ||||||||||
c | Mn | p | s | Si | Sauran | Ƙarfin Haɓaka(Mpa) | Ƙarfin Ƙarfin Ƙarfi(Mpa) | (L0=5.65 √ S0)min Rawan Tsayi (%)) | ||||||
max | max | max | max | max | min | max | min | max | D ≤ 168.33mm | D = 168.3 mm | ||||
GB/T3091-2008 | Q215A | ≤ 0.15 | 0.25 | 1.20 | 0.045 | 0.050 | 0.35 | Ƙara NbVTi daidai da GB/T1591-94 | 215 | 335 | 15 | > 31 | |||
Q215B | ≤ 0.15 | 0.25-0.55 | 0.045 | 0.045 | 0.035 | 215 | 335 | 15 | > 31 | |||||
Q235A | ≤ 0.22 | 0.30 | 0.65 | 0.045 | 0.050 | 0.035 | 235 | 375 | 15 | >26 | |||||
Q235B | ≤ 0.20 | 0.30 ≤ 1.80 | 0.045 | 0.045 | 0.035 | 235 | 375 | 15 | >26 | |||||
Q295A | 0.16 | 0.80-1.50 | 0.045 | 0.045 | 0.55 | 295 | 390 | 13 | >23 | |||||
Q295B | 0.16 | 0.80-1.50 | 0.045 | 0.040 | 0.55 | 295 | 390 | 13 | >23 | |||||
Q345A | 0.20 | 1.00-1.60 | 0.045 | 0.045 | 0.55 | 345 | 510 | 13 | >21 | |||||
Q345B | 0.20 | 1.00-1.60 | 0.045 | 0.040 | 0.55 | 345 | 510 | 13 | >21 | |||||
GB/ T9711- 2011 (PSL1) | L175 | 0.21 | 0.60 | 0.030 | 0.030 |
Ƙara ɗaya daga cikin abubuwan NbVTi ko kowane haɗin su | 175 | 310 | 27 | Daya ko biyu na taurin indexof Za'a iya zaɓar yankin tasiri da makamashi.Domin L555, duba ma'auni. | ||||
L210 | 0.22 | 0.90 | 0.030 | 0.030 | 210 | 335 | 25 | |||||||
L245 | 0.26 | 1.20 | 0.030 | 0.030 | 245 | 415 | 21 | |||||||
L290 | 0.26 | 1.30 | 0.030 | 0.030 | 290 | 415 | 21 | |||||||
L320 | 0.26 | 1.40 | 0.030 | 0.030 | 320 | 435 | 20 | |||||||
L360 | 0.26 | 1.40 | 0.030 | 0.030 | 360 | 460 | 19 | |||||||
L390 | 0.26 | 1.40 | 0.030 | 0.030 | 390 | 390 | 18 | |||||||
L415 | 0.26 | 1.40 | 0.030 | 0.030 | 415 | 520 | 17 | |||||||
L450 | 0.26 | 1.45 | 0.030 | 0.030 | 450 | 535 | 17 | |||||||
L485 | 0.26 | 1.65 | 0.030 | 0.030 | 485 | 570 | 16 | |||||||
API 5L (PSL 1) | A25 | 0.21 | 0.60 | 0.030 | 0.030 | Ga karfe B, Nb+V ≤ 0.03%; don karfe ≥ sa B, ƙara Nb ko V ko su hade, da Nb+V+Ti ≤ 0.15% | 172 | 310 | (L0=50.8mm) zai kasance lissafta bisa ga tsari mai zuwa: e=1944·A0 .2/U0 .0 A: Yankin samfurin a mm2 U: Ƙarfin ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙarfi a Mpa | Babu ko ɗaya ko duka biyun tasiri makamashi da da shearing Ana buƙatar yanki azaman ma'aunin ƙarfi. | ||||
A | 0.22 | 0.90 | 0.030 | 0.030 | 207 | 331 | ||||||||
B | 0.26 | 1.20 | 0.030 | 0.030 | 241 | 414 | ||||||||
X42 | 0.26 | 1.30 | 0.030 | 0.030 | 290 | 414 | ||||||||
X46 | 0.26 | 1.40 | 0.030 | 0.030 | 317 | 434 | ||||||||
X52 | 0.26 | 1.40 | 0.030 | 0.030 | 359 | 455 | ||||||||
X56 | 0.26 | 1.40 | 0.030 | 0.030 | 386 | 490 | ||||||||
X60 | 0.26 | 1.40 | 0.030 | 0.030 | 414 | 517 | ||||||||
X65 | 0.26 | 1.45 | 0.030 | 0.030 | 448 | 531 | ||||||||
X70 | 0.26 | 1.65 | 0.030 | 0.030 | 483 | 565 |
Wani fa'ida na A252 Grade 3 karfe bututu ne da versatility.Wadannan bututu suna samuwa a cikin nau'i-nau'i masu girma da kauri, suna sa su dace da aikace-aikace iri-iri.Ko gina karaminlayin magudanar ruwako babban layin bututun mai, A252 Grade 3 bututu karfe za a iya keɓance shi cikin sauƙi don saduwa da takamaiman buƙatun aikin.Bugu da ƙari, ana iya yin waɗannan bututu a cikibututun tsari mai zurfi-sashe, suna ƙara fadada amfani da su a ayyukan gine-gine.
Bugu da ƙari ga ƙarfinsa da ƙarfinsa, A252 Grade 3 bututun ƙarfe kuma an san shi don ƙimar farashi.Waɗannan bututun suna da sauƙin shigarwa kuma suna buƙatar kulawa kaɗan, rage farashin aikin gabaɗaya.Bugu da ƙari, tsawon rayuwarsu na sabis da juriya na lalata suna tabbatar da cewa suna ba da babbar riba kan saka hannun jari don magudanar ruwa dabututun mai layiayyukan gine-gine.
Wani muhimmin fa'ida na bututun ƙarfe na A252 Grade 3 shine dacewarsa tare da hanyoyin gini iri-iri.Ana iya shigar da waɗannan bututu ta amfani da hanyoyin tono na al'ada ko dabaru marasa ma'ana kamar hakowa a kwance, jacking ɗin bututu ko ƙaramin rami.Wannan sassauci yana ba da damar shigarwa mai inganci da farashi mai mahimmanci a cikin kewayon yanayi masu ƙalubale, gami da yankunan birane, hanyoyin ruwa da wuraren kula da muhalli.
Gabaɗaya, bututun ƙarfe na A252 Grade 3 yana ba da fa'idodi iri-iri don ginin bututun mai da bututun mai.Ƙarfin su, karɓuwa, haɓakawa da ƙimar farashi ya sa su dace don waɗannan aikace-aikacen da ake bukata.Ko ana amfani da shi a cikin magudanar ruwa ko ginin bututun mai, waɗannan bututun suna ba da ingantaccen aiki da ƙima na dogon lokaci.Sakamakon haka, sun kasance mafita na zaɓi ga injiniyoyi da ƴan kwangila waɗanda ke neman dorewa kuma amintaccen mafita na bututu.