Ubushinwa Igiciro gihenze Ubushinwa ASTM A106 Umuyoboro udafite icyuma Umuyoboro wa Galvanised
Incamake
Dukurikiza amahame yubuyobozi bwa "Ubwiza ni bwiza-bwiza, Isosiyete irasumba izindi, Track record ni iyambere", kandi tuzashiraho tubikuye ku mutima kandi dusangire intsinzi nabaguzi bose kuri Pipe idafite ibyuma. Ibicuruzwa byacu bizwi cyane kandi byizewe nabakoresha kandi birashobora gukomeza guhora biteza imbere ubukungu n’imibereho. Uruganda rwacu rufite ubuso bwa metero kare 12,000, kandi rufite abakozi 200, muribo harimo abayobozi 5 tekinike. Twabaye inzobere mu gutanga umusaruro. Ubu dufite uburambe bukomeye mu kohereza ibicuruzwa hanze. Murakaza neza kutwandikira kandi ikibazo cyawe gishobora gusubizwa vuba bishoboka.
Gereranya nu Bushinwa Icyuma Cyiciro cya GB / T 8163 20 #:
Ibigize imiti (%):
C: 0.07 ~ 0.13
Si: 0.17 ~ 0.37
Mn: 0.35 ~ 0.65
p: <= 0.03
S: <= 0.03
Cr: 0.15
Ni: 0.3
Cu: 0.2
Umutungo wa mashini (Mpa):
Imbaraga za Tensile: 410 ~ 530
Imbaraga Zitanga: 245
Gutora (%): 20
Byombi ntibisabwa kuvura ubushyuhe no gupima ingaruka, hamwe na A106 Gr.B hafi ya 20 # mubice bigize imiti nibikoresho bya mashini, kubwibyo byiciro byombi byibyuma bisimburana.
Gusaba
Umuyoboro wicyuma udafite ubushyuhe bwo gukora ubushyuhe bwinshi ASTM A106, ikwiranye nubushyuhe bwo hejuru
Icyiciro rusange
Urwego rwicyuma cyiza cya karubone cyiza: GR.A, GR.B, GR.C.
Ibigize imiti
Ibigize, % | |||
Icyiciro A. | Icyiciro B. | Icyiciro C. | |
Carbone, max | 0.25A | 0.3B | 0.35B |
Manganese | 0.27-0.93 | 0.29-1.06 | 0.29-1.06 |
Fosifore, max | 0.035 | 0.035 | 0.035 |
Amazi meza | 0.035 | 0.035 | 0.035 |
Silicon, min | 0.10 | 0.10 | 0.10 |
Chrome, maxC | 0.40 | 0.40 | 0.40 |
Umuringa, 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 Kuri buri kugabanuka kwa 0.01% munsi ya karubone ntarengwa, kwiyongera kwa 0,06% manganese hejuru ntarengwa byagenwe bizemerwa kugeza kuri 1.35%. | |||
B Keretse niba byagenwe ukundi nuwaguze, kuri buri kugabanuka kwa 0.01% munsi ya karubone ntarengwa, kwiyongera kwa 0,06% manganese hejuru yikigereranyo cyagenwe bizemerwa kugeza kuri 1.65%. | |||
C Ibi bintu bitanu byahujwe ntibishobora kurenga 1%. |
Umutungo wa mashini
Icyiciro A. | Icyiciro B. | Icyiciro C. | ||||||
Imbaraga zingana, min, psi (MPa) | 48 000 (330) | 60 000 (415) | 70 000 (485) | |||||
Gutanga imbaraga, min, psi (MPa) | 30 000 (205) | 35 000 (240) | 40 000 (275) | |||||
Birebire | Guhindura | Birebire | Guhindura | Birebire | Guhindura | |||
Kurambura muri 2 muri. (50 mm), min,% Ibanze shingiro rirambuye rihinduranya ibizamini, kandi kubunini buto bwageragejwe mugice cyuzuye | 35 | 25 | 30 | 16.5 | 30 | 16.5 | ||
Iyo uruziga rusanzwe 2-in. (50-mm) igipimo cyo gupima uburebure bwakoreshejwe | 28 | 20 | 22 | 12 | 20 | 12 | ||
Kubizamini birebire | A | A | A | |||||
Kubizamini bya transvers ya transvers, kugabanywa kuri buri 1/32-in. (0.8-mm) kugabanuka kwubugari bwurukuta munsi ya 5/16 muri. | 1.25 | 1.00 | 1.00 | |||||
A Uburebure ntarengwa muri 2 muri. (50 mm) bugenwa nuburinganire bukurikira: | ||||||||
e = 625000A 0.2 / U 0.9 | ||||||||
kubice bya pound-pound, na | ||||||||
e = 1940A 0.2 / U 0.9 | ||||||||
kubice bya SI, | ||||||||
aho: e = kurambura byibuze muri 2 muri. (50 mm),%, kuzunguruka kugera kuri 0.5%, A = agace kambukiranya igice cyikigereranyo cyikigereranyo, muri.2 (mm2), hashingiwe kumurambararo wa diametre yo hanze cyangwa nominal yerekanwe hanze ya diametre cyangwa nomero yerekana ubugari hamwe nuburebure bwurukuta, bizengurutse 0.01 hafi ya.2 (1 mm2) . (Niba agace kabaruwe gutya kangana cyangwa karenze 0,75 muri.2 (500 mm2), noneho agaciro ka 0,75 muri.2 (500 mm2) kazakoreshwa.), Na U = yerekanye imbaraga zingana, psi (MPa). |
Ibisabwa
Usibye kwemeza imiterere yimiti nubukanishi, ibizamini bya hydrostatike bikorwa umwe umwe, kandi hakorwa ibizamini byo gutwika no gusibanganya. . Mubyongeyeho, haribisabwa bimwe na microstructure, ingano yingano, hamwe na decarburisation yumuringoti urangiye.
Gutanga Ubushobozi
Ubushobozi bwo gutanga: Toni 1000 Kwezi Kurupapuro rwa ASTM SA-106 Umuyoboro wibyuma
Gupakira
Muri Bundles No Mubisanduku Bikomeye
Gutanga
Iminsi 7-14 niba mububiko, iminsi 30-45 yo gutanga
Kwishura
30% kubitsa, 70% L / C cyangwa B / L kopi cyangwa 100% L / C ukireba