Ts'ebeletso ea Mocheso o Phahameng oa Chaena ASTM A106 A53 Gra/API 5L Grb/A179 A192 Lebota le Tenya/Lebota le Lesesaane la Carbon Le seamless Steel Tube/Peipi e Akarelitsoeng
Kakaretso
Re leka ho sebetsa hantle, re ts'ehetsa bareki", re ts'epa ho ba sehlopha se kaholimo sa tšebelisano 'moho le khoebo e laolang basebetsi, barekisi le bareki, re hlokomela bohlokoa ba ho arolelana le ho bapatsa khafetsa bakeng sa Carbon Steel Seamless Tube/Pipe, Ntle le moo, feme ea rona e khomarela boleng ba boleng bo holimo. theko e tlase, hape re hlahisa lik'hamphani tse kholo tsa OEM ho mefuta e mengata e tsebahalang ea mebaraka, re thakhotse leano la ho aha lets'oao le ho nchafatsa moea oa "ts'ebeletso e shebaneng le batho le e tšepahalang", ka sepheo sa ho fumana botumo ba lefats'e. le ntshetsopele ya moshwelella.
ASTM A106 GR. B Pipe ea tšepe e sa tsitsang e na le ts'ebetso e ntle ea welding. Ka lebaka la litaba tse tlase tsa C, ka kakaretso ha ho na sebopeho se thata se thata ka lebaka la ho cheselletsa, 'me lenonyeletso le nang le cheseletso le na le polasetiki e ntle le ho tiea. Ts'ebetso eohle ea welding e ka fumana motsoako o khotsofatsang oa welding ntle le mehato e khethehileng ea thekenoloji.
ASTM A106 GR. B le 20 # li tšoana ka sebopeho sa lik'hemik'hale le thepa ea mochini 'me hangata li nkeloa sebaka bakeng sa tse ling, empa liphapang li teng, haholo-holo mabapi le litlhoko tse atolositsoeng tsa tšebeliso.Ka mohlala, ho nka 20 # e le mohlala, GB50316 e bolela hore bonyane mocheso o sebetsang. ea GB8163 20# tube ea tšepe ke -19℃, ha ASMR B31.3 e bolela hore bonyane mocheso o sebetsang oa A106 GR. B tšepe tube ke -29 ℃, 'me ho na le boemo ba ho se be le teko ea tšusumetso.Le hoja ho na le phapang pakeng tsa litlhaloso tsa moralo, lebaka le tebileng ke phapang ea boemo ba taolo ea Mn content.Moetsi a ka' na a se ke a hlokomela lisebelisoa tsena. , empa moreki o lokela ho hlokomela phapang ena mme a tsebise moetsi oa litlhoko nakong ea theko, ho seng joalo mathata a ka hlaha tlas'a litlhoko tse thata haholoanyane.
Kopo
Pipe ea tšepe e sa tsitsang bakeng sa ts'ebetso e phahameng ea mocheso ASTM A106, e loketseng mocheso o phahameng
Kereiti e ka Sehloohong
Kereiti ea boleng bo holimo ba tšepe ea sebopeho sa carbon: G.A,GR.B,GR.C
Karolo ea Lik'hemik'hale
| Sebopeho, ％ | |||
| Kereiti A | Sehlopha sa B | Mophato C | |
| Khabone, max | 0.25A | 0.3B | 0.35B |
| Manganese | 0.27-0.93 | 0.29-1.06 | 0.29-1.06 |
| Phosphorus, max | 0.035 | 0.035 | 0.035 |
| Sebabole, max | 0.035 | 0.035 | 0.035 |
| Silicon, min | 0.10 | 0.10 | 0.10 |
| Chrome, maxC | 0.40 | 0.40 | 0.40 |
| Koporo, 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 Bakeng sa phokotso e 'ngoe le e 'ngoe ea 0.01% ka tlase ho boholo ba carbon e boletsoeng, keketseho ea 0.06% ea manganese ka holimo ho palo e boletsoeng e tla lumelloa ho fihla ho boholo ba 1.35%. | |||
| B Ntle le ha moreki a hlalositse ka tsela e nngwe, bakeng sa phokotso e nngwe le e nngwe ya 0.01% ka tlase ho boholo ba khabone e boletsweng, keketseho ya 0.06% ya manganese ka hodima boholo bo boletsweng e tla dumellwa ho fihla ho boholo ba 1.65%. | |||
| C Lintlha tsena tse hlano li kopane ha li na ho feta 1%. | |||
Thepa ea Mechini
| Kereiti A | Sehlopha sa B | Mophato C | ||||||
| Matla a thata, min, psi(MPa) | 48 000(330) | 60 000(415) | 70 000(485) | |||||
| Ho hlahisa matla, min, psi(MPa) | 30 000(205) | 35 000(240) | 40 000(275) | |||||
| Longitudinal | Phatlalatso | Longitudinal | Phatlalatso | Longitudinal | Phatlalatso | |||
| Elongation ho 2 in. (50 mm), min, % Liteko tsa mantlha tsa elongation transverse strip, le tsa boholo bo nyane bo lekiloeng ka karolo e felletseng | 35 | 25 | 30 | 16.5 | 30 | 16.5 | ||
| Ha maemo a potoloha 2-in. Ho sebelisoa mohlala oa teko ea bolelele ba (50-mm). | 28 | 20 | 22 | 12 | 20 | 12 | ||
| Bakeng sa liteko tsa longitudinal strip | A | A | A | |||||
| Bakeng sa liteko tsa transverse strip, theolelo bakeng sa 1/32-in ka 'ngoe. (0.8-mm) phokotseho ea botenya ba lebota ka tlase ho 5/16 in. (7.9 mm) ho tloha botlaaseng ba bolelele ba peresente e latelang e tla etsoa. | 1.25 | 1.00 | 1.00 | |||||
| A Bonyane ba bolelele ho 2 in. (50 mm) bo tla laolwa ke equation e latelang: | ||||||||
| e=625000A 0.2 / U 0.9 | ||||||||
| bakeng sa diyuniti tsa inch-pound, le | ||||||||
| e=1940A 0.2 / U 0.9 | ||||||||
| bakeng sa likarolo tsa SI, | ||||||||
| moo: e = bolelele ba bonyane ka 2 in. (50 mm), %, e pota-potiloe ho 0.5% e haufi, A = sebaka se arohaneng sa mohlala oa teko ea tsitsipano, in.2 (mm2), se ipapisitse le bophara bo boletsoeng ka ntle kapa bophara bo boletsoeng ka ntle kapa bophara ba mohlala le botenya ba lebota bo boletsoeng, bo pota-potiloeng ho 0.01 in.2 (1 mm2) . (Haeba sebaka se baloang ka tsela eo se lekana kapa se seholo ho feta 0.75 in.2 (500 mm2), joale boleng ba 0.75 in.2 (500 mm2) bo tla sebelisoa.), le U = matla a tsitsitseng a boletsoeng, psi (MPa). | ||||||||
Tlhokahalo ea Teko
Ntle le ho netefatsa sebopeho sa lik'hemik'hale le thepa ea mochini, liteko tsa hydrostatic li etsoa ka bonngoe, 'me ho etsoa liteko tsa ho phatloha le ho bata. . Ho phaella moo, ho na le litlhoko tse itseng bakeng sa microstructure, boholo ba lijo-thollo, le lera la decarburization ea phala ea tšepe e phethiloeng.
Matla a Phepelo
Matla a Phepelo: Lithane tse 1000 ka Khoeli Kereiting Ka 'ngoe ea ASTM SA-106 Pipe ea Tšepe
Sephutheloana
Ka Mengata Le ka Lebokoseng le Matla la Lehong
Phano
Matsatsi a 7-14 haeba a le setokong, matsatsi a 30-45 ho hlahisa
Tefo
30% depsoit, 70% L/C kapa B/L kopi kapa 100% L/C ha u bona
Lintlha tsa Sehlahisoa
Tube ea boiler
GB/T5310-2017
ASME SA-106/SA-106M-2015
ASTMA210(A210M)-2012
ASME SA-213/SA-213M
