Igurishwa rishyushye Ubushinwa Bishyushye-Buzengurutswe Ibyuma Byubaka Ibikoresho Byubatswe Umuyoboro wa Carbone
Incamake
Hamwe niyi ntego, twahindutse mubantu bashya cyane muburyo bwa tekinoloji, buhendutse, kandi burushanwe kubiciro bya Hot-Rolled Seamless Steel Pipes, Murakaza neza kubaguzi beza bose batugezaho ibisobanuro nibisubizo hamwe natwe !! Turakomeza imbaraga zigihe kirekire no kwinegura, bidufasha no gutera imbere buri gihe. Duharanira kunoza imikorere yabakiriya kugirango tuzigame ibiciro kubakiriya. Dukora ibishoboka byose kugirango tunoze ubwiza bwibicuruzwa. Ntabwo tugiye kubaho muburyo bw'amateka y'ibihe.
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