Khamphani e rekisoang e chesang ea Sanon Pipe
Re lumela ho: Boqapi ke moea le moea oa rona. Boleng ke bophelo ba rona. Tlhokahalo ea bareki ke Molimo oa rona bakeng sa k'hamphani e rekisoang e chesang ea Sanon Pipe, E sa ntse e eme kajeno 'me e lebelletse nako e telele, re amohela bareki ka tieo ho pota lefatše ho sebelisana le rona.
Re lumela ho: Boqapi ke moea le moea oa rona. Boleng ke bophelo ba rona. Tlhoko ea bareki ke Molimo oa rona bakeng saPipe ea tšepe ea carbon, Tube ea tšepe ea carbon, Pipe ea tšepe, Thepa e rometsoe 'marakeng oa Asia, Mid-bochabela, Europe le Jeremane. Khampani ea rona e 'nile ea khona ho ntlafatsa ts'ebetso ea thepa le polokeho ho kopana le limmaraka le ho loanela ho ba holimo A ka boleng bo tsitsitseng le tšebeletso e tiileng. Haeba u na le tlotla ea ho etsa khoebo le k'hamphani ea rona. ntle le pelaelo re tla etsa sohle se matleng a rona ho ts'ehetsa khoebo ea hau China.
Kakaretso
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 Kereiti e 'ngoe le e 'ngoe ea ASTM SA-106Pipe 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