Enye yezona zishushu kakhulu kwiGalvanized Astm A106/ Api 5l/ Astm A53 iMibhobho yentsimbi engenamthungo kunye neMibhobho yeOli kunye neGas Pipe Line.
Sizibophelele ekuboneleleni ngenkonzo yokuthenga elula, egcina ixesha kunye neyonga imali kwindawo enye yokuthenga enye yezona ziHottest zeGalvanized Astm A106/Api 5l/Astm A53 Imibhobho yentsimbi engenamthungo kunye neeTubhu ze.I-Oli kunye neGas Pipe Line, Thina, ngothando olukhulu kunye nokuthembeka, sikulungele ukukunika iinkampani ezingcono kwaye siqhubela phambili nawe ukudala ikamva elibonakalayo elibonakalayo.
Sizibophelele ekunikezeni lula, ukonga ixesha kunye nokugcina imali-nkonzo yokuthenga yomthengiI-Astm A106/ Api 5l/ Astm A53 Imibhobho yeStee engenamthungo, Imibhobho yentsimbi engenamthungo, I-Oli kunye neGas Pipe Line, Izinto zethu zibonwa ngokubanzi kwaye zithenjwa ngabasebenzisi kwaye zinokuhlangabezana ngokuqhubekayo nokutshintsha iimfuno zezoqoqosho nezentlalo. Samkela abathengi abatsha nabadala abavela kuzo zonke iinkalo zobomi ukuba baqhagamshelane nathi kubudlelwane beshishini elizayo kunye nempumelelo efanayo!
Isishwankathelo
Isicelo
Umbhobho wensimbi ongenamthungo wokusebenza okuphezulu kwe-ASTM A106, ilungele ukushisa okuphezulu
IBanga eliPhambili
IBanga lentsimbi yolwakhiwo lwekhabhoni ekumgangatho ophezulu: G.A,GR.B,GR.C
ICandelo leMichiza
Uqulunqo, % | |||
IBanga A | IBanga B | IBanga C | |
Ikhabhoni, max | 0.25A | 0.3B | 0.35B |
IManganese | 0.27-0.93 | 0.29-1.06 | 0.29-1.06 |
Phosphorus, max | 0.035 | 0.035 | 0.035 |
Isulfure, max | 0.035 | 0.035 | 0.035 |
Isilicon, min | 0.10 | 0.10 | 0.10 |
IChrome, maxC | 0.40 | 0.40 | 0.40 |
Ubhedu, maxC | 0.40 | 0.40 | 0.40 |
Molybdenum, maxC | 0.15 | 0.15 | 0.15 |
Nickel, maxC | 0.40 | 0.40 | 0.40 |
Vanadium, maxC | 0.08 | 0.08 | 0.08 |
A Ngokucuthwa ngakunye nge-0.01% ngaphantsi kobuninzi bekhabhoni echaziweyo, ukonyuka kwe-0.06% yemanganese ngaphezu kowona mlinganiselo uphezulu uchaziweyo kuya kuvunyelwa ukuya kuthi ga kwi-1.35 ubuninzi. | |||
B Ngaphandle kokuba kucaciswe ngolunye uhlobo ngumthengi, kunciphiso ngalunye lwe-0.01% ngaphantsi kobuninzi bekhabhoni obuchaziweyo, ukwanda kwe-0.06% yemanganese ngaphezu kobuninzi obuchaziweyo kuya kuvunyelwa ukuya kutsho kubuninzi be-1.65%. | |||
C Ezi zinto zintlanu zidibene aziyi kuba ngaphezu kwe-1%. |
IPropati yoomatshini
IBanga A | IBanga B | IBanga C | ||||||
Amandla okuqina, min, psi(MPa) | 48 000(330) | 60 000(415) | 70 000(485) | |||||
Amandla esivuno, min, psi(MPa) | 30 000(205) | 35 000(240) | 40 000(275) | |||||
Ixesha elide | Ukunqamleza | Ixesha elide | Ukunqamleza | Ixesha elide | Ukunqamleza | |||
Elongation kwi-2 ngo. (50 mm), min, % Ubuncinane bobude obunqamlezileyo bovavanyo lwemicu, kunye nabo bonke oosayizi abancinci bavavanywa kwicandelo elipheleleyo | 35 | 25 | 30 | 16.5 | 30 | 16.5 | ||
Xa umgangatho umjikelo 2-ngaphakathi. (50-mm) isampuli yovavanyo lobude begeyiji iyasetyenziswa | 28 | 20 | 22 | 12 | 20 | 12 | ||
Kwiimvavanyo ze-longitudinal strip | A | A | A | |||||
Kuvavanyo lomcu onqamlezileyo, ukutsalwa kwe-1/32-in nganye. (0.8-mm) ukuhla kobunzima bodonga ngaphantsi kwe-5/16 ngo. | 1.25 | 1.00 | 1.00 | |||||
A Ubuncinane bobude kwi-2 in. (50 mm) buya kumiselwa ngolunxaki lulandelayo: | ||||||||
e=625000A 0.2 / U 0.9 | ||||||||
iiyunithi intshi-phawundi, kwaye | ||||||||
e=1940A 0.2 / U 0.9 | ||||||||
kwiiyunithi ze-SI, | ||||||||
apho: e = ubude obuncinane kwi-2 in. (50 mm), %, isondezwe kwi-0.5% ekufutshane, A = indawo enqamlezileyo yomzekelo wovavanyo loxinzelelo, kwi-.2 (mm2), ngokusekelwe kwidayamitha exeliweyo yangaphandle okanye idiyamitha echaziweyo engaphandle okanye ububanzi besampulu yesiqhelo kunye nobukhulu bodonga obuchaziweyo, isondezwe koyena 0.01 in.2 okufutshane (1 mm2) . (Ukuba ummandla obalwa ngolu hlobo ulingana okanye ungaphezulu kwe-0.75 kwi-2 (500 mm2), ngoko ixabiso elingu-0.75 kwi-2 (500 mm2) liya kusetyenziswa.), kunye U = amandla okuqina achaziweyo, i-psi (MPa). |
Imfuneko yoVavanyo
Ukongeza ekuqinisekiseni ukubunjwa kweekhemikhali kunye neempawu zemishini, iimvavanyo ze-hydrostatic zenziwa nganye nganye, kwaye iimvavanyo ze-flaring kunye ne-flattening ziyenziwa. . Ukongezelela, kukho iimfuno ezithile ze-microstructure, ubukhulu bengqolowa, kunye ne-decarburization layer yombhobho wensimbi ogqityiweyo.
Supply Ability
Ubunakho bokubonelela: iiToni ezili-1000 ngenyanga ngeBanga ngalinye le-ASTM SA-106
Ukupakishwa
Kwimiyanda kunye nakwiBhokisi yoMthi eyomeleleyo
Ukuhanjiswa
7-14 iintsuku ukuba isitokhwe, 30-45 iintsuku ukuvelisa
Intlawulo
30% idepsoit, 70% L/C okanye B/L ikopi okanye 100% L/C ngokubona