China OEM China High Pressure Seamless Carbon Steel Pipe bakeng sa Lipalangoang tsa Mokelikeli
Kakaretso
Re leka ho etsa bokhabane, ho sebeletsa bareki", re tšepa ho ba basebetsi ba tšebelisano-'moho le ba laolang basebetsi, barekisi le bareki, ba fumana karolo ea theko le papatso e tsoelang pele ea High Pressure Seamless Carbon Steel Pipe for Liquid Transportation, Re amohela bareki bohle ka pelo eohle. lefats'eng ka bophara tla ho tla setsing sa rona sa tlhahiso le ho ba le tšebelisano-'moho le rona ka katleho, re tšehetsoa ke litsebi tse nang le boiphihlelo le tsebo e kholo, tse nang le boiphihlelo bo boholo sebakeng sa tsona se fapaneng tse ling ho fa bareki ba rona mefuta e mengata e sebetsang ea lihlahisoa le tharollo.
Bakeng sa liphaephe tsa mokelikeli, ho phaella ho maemo a Amerika, litekanyetso tse ngata tsa Majapane li sebelisoa lefatšeng. Har'a tsona, JIS G3454 STPG370 ke lisebelisoa tse sebelisoang hangata liphaepheng tse tloaelehileng tsa mokelikeli oa Japane. Litlhoko tsa metsoako ea lik'hemik'hale ke: C: 0.25% max, Si: 0.35% max , Mn: 0.3% ~ 0.9%, P: 0.04% max, S: 0.04% max; thepa ea mochine e tlameha ho ba: matla a tsitsitseng: 370Mpa min, matla a lihlahisoa: 215Mpa min, elongation: 30%. E ts'oana haholo le GB / T8163 10 #, litekanyetso tse peli li hloka teko e tšoanang (khatello ea hydraulic le tlhahlobo e sa senyeheng, tlhahlobo ea flaring), kahoo tse peli li ka nkeloa sebaka.
Kopo
Haholo-holo e Sebelisoa ho Etsa Carbon Structural Steel, Alloy Structural Steel le meaho ea mochini.
Kereiti e ka Sehloohong
Mophato oa Tšepe ea Sebopeho sa Carbon: 10,20,35, 45, Q345, Q460, Q490, Q620, joalo-joalo
Mophato oa Alloy Structural Steel: 42CrMo, 35CrMo, joalo-joalo
Karolo ea Lik'hemik'hale
Kereiti ea tšepe | Boemo ba boleng | Sebopeho sa lik'hemik'hale | ||||||||||||||
C | Si | Mn | P | S | Nb | V | Ti | Cr | Ni | Cu | Nd | Mo | B | Als" | ||
ha e kholo ho feta | eseng ka tlase ho | |||||||||||||||
Q345 | A | 0.20 | 0.50 | 1.70 | 0.035 | 0.035 | 0.30 | 0.50 | 0.20 | 0.012 | 0.10 | —- | - | |||
B | 0.035 | 0.035 | ||||||||||||||
C | 0.030 | 0.030 | 0.07 | 0.15 | 0.20 | 0.015 | ||||||||||
D | 0.18 | 0.030 | 0.025 | |||||||||||||
E | 0.025 | 0.020 | ||||||||||||||
Q390 | A | 0.20 | 0.50 | 1.70 | 0.035 | 0.035 | 0.07 | 0.20 | 0.20 | 0.3 | 0.50 | 0.20 | 0.015 | 0.10 | - | - |
B | 0.035 | 0.035 | ||||||||||||||
C | 0.030 | 0.030 | 0,015 | |||||||||||||
D | 0.030 | 0.025 | ||||||||||||||
E | 0.025 | 0.020 | ||||||||||||||
Q42O | A | 0.20 | 0.50 | 1.70 | 0.035 | 0.035 | 0.07 | 0.2 | 0.20 | 0.30 | 0.80 | 0.20 | 0.015 | 0.20 | —- | —- |
B | 0.035 | 0.035 | ||||||||||||||
C | 0.030 | 0.030 | 0.015 | |||||||||||||
D | 0.030 | 0.025 | ||||||||||||||
E | 0.025 | 0.020 | ||||||||||||||
Q46O | C | 0.20 | 0.60 | 1.80 | 0.030 | 0.030 | 0.11 | 0.20 | 0.20 | 0.30 | 0.80 | 0.20 | 0.015 | 0.20 | 0.005 | 0.015 |
D | 0.030 | 0.025 | ||||||||||||||
E | 0.025 | 0.020 | ||||||||||||||
Q500 | C | 0j8 | 0.60 | 1.80 | 0.025 | 0.020 | 0.11 | 0.20 | 0.20 | 0.60 | 0.80 | 0.20 | 0.015 | 0.20 | 0.005 | 0.015 |
D | 0.025 | 0.015 | ||||||||||||||
E | 0.020 | 0.010 | ||||||||||||||
Q550 | C | 0.18 | 0.60 | 2.00 | 0.025 | 0,020 | 0.11 | 0.20 | 0.20 | 0.80 | 0.80 | 0.20 | 0.015 | 0.30 | 0.005 | 0.015 |
D | 0.025 | 0,015 | ||||||||||||||
E | 0.020 | 0.010 | ||||||||||||||
Q62O | C | 0.18 | 0.60 | 2.00 | 0.025 | 0.020 | 0.11 | 0.20 | 0.20 | 1.00 | 0.80 | 0.20 | 0.015 | 0.30 | 0.005 | 0.015 |
D | 0.025 | 0.015 | ||||||||||||||
E | 0.020 | 0.010 | ||||||||||||||
a.Ho phaella ho limaraka tsa Q345A le Q345B, tšepe e lokela ho ba le bonyane e 'ngoe ea likarolo tsa lijo-thollo tse hloekisitsoeng Al, Nb, V, le Ti. Ho ea ka litlhoko, mofani oa thepa a ka eketsa karolo e le 'ngoe kapa ho feta ea lijo-thollo tse hloekisitsoeng. Boleng bo phahameng bo tla ba joalo ka ha ho boletsoe tafoleng. Ha e kopantsoe, Nb + V + Ti ha e fete 0.22%b. Bakeng sa limaraka tsa Q345, Q390, Q420 le Q46O, Mo + Cr ha e kholo ho feta 0.30%c. Ha Cr le Ni tsa sehlopha ka seng li sebelisoa e le likarolo tse setseng, litaba tsa Cr le Ni ha lia lokela ho ba kholo ho feta 0.30%; ha ho hlokahala ho eketsa, litaba li lokela ho finyella litlhoko tse tafoleng kapa ho khethoa ke mofani oa thepa le moreki ka lipuisano.d. Haeba mofani oa thepa a ka etsa bonnete ba hore naetrojene e finyella litlhoko tse teng tafoleng, tlhahlobo ea litaba tsa naetrojene e ka 'na ea se ke ea etsoa. Haeba Al, Nb, V, Ti le lisebelisoa tse ling tsa alloy tse nang le naetrojene fixation li kenngoa ka tšepe, litaba tsa naetrojene ha li na moeli. Likahare tsa ho lokisa naetrojene li lokela ho boleloa setifikeiting sa boleng.e. Ha u sebelisa aluminium e feletseng, kakaretso ea aluminium content Alt ≥ 0020%. |
Kereiti | E lekanang le khabone CEV (karolo ea boima) /% | |||||
Botenya ba lebota ba lebitso s≤ 16mm | Botenya ba lebota ba lebitso S2>16 mm〜30 limilimithara | Botenya ba lebota ba lebitso S>30mm | ||||
Hot rolled kapa normalized normalized | Ho kokobetsa | Ho chesa kapa ho tloaeleha | Ho kokobetsa | Ho chesa kapa ho tloaeleha | Ho kokobetsa | |
Q345 | <0.45 | - | <0.47 | - | <0.48 | 一 |
Q390 | <0.46 | 一 | W0.48 | - | <0.49 | - |
Q420 | <0.48 | 一 | <0.50 | <0.48 | <0.52 | <0,48 |
Q460 | <0.53 | <0.48 | W0.55 | <0.50 | <0.55 | W0.50 |
Q500 | 一 | <0.48 | 一 | <0.50 | 一 | W0.50 |
Q550 | - | <0.48 | .一 | <0.50 | 一 | <0.50 |
Q62O | - | <0.50 | - | <0.52 | - | W0.52 |
Q690 | - | <0.50 | - | <0.52 | - | W0.52 |
Thepa ea Mechini
Thepa ea mochini ea tšepe ea boleng bo holimo ea tšepe ea khabone le liphaephe tsa tšepe tse matla a tlase.
Kereiti | Boemo ba boleng | Kotulo Matla | Matla a tlhahiso e tlase | Ho lelefatsa ka mora ho robeha | Teko ea tšusumetso | |||
Botenya ba lebota ka lebitso | mocheso | Monya matla | ||||||
<16 limilimithara | > 16 limilimithara | 〉30 limilimithara | ||||||
30 limilimithara | ||||||||
eseng ka tlase ho | eseng ka tlase ho | |||||||
10 | - | >335 | 205 | 195 | 185 | 24 | - | - |
15 | - | >375 | 225 | 215 | 205 | 22 | - | 一 |
20 | —- | >410 | 245 | 235 | 225 | 20 | - | - |
25 | - | > 450 | 275 | 265 | 255 | 18 | - | - |
35 | - | >510 | 305 | 295 | 285 | 17 | 一 | - |
45 | - | 2590 | 335 | 325 | 315 | 14 | - | - |
20Mn | —• | > 450 | 275 | 265 | 255 | 20 | - | 一 |
25Mn | - | > 490 | 295 | 285 | 275 | 18 | - | - |
Q345 | A | 470-630 | 345 | 325 | 295 | 20 | - | 一 |
B | 4 ~ 20 | 34 | ||||||
C | 21 | 0 | ||||||
D | -20 | |||||||
E | -40 | 27 | ||||||
Q39O | A | 490-650 | 390 | 370 | 350 | 18 | ||
B | 20 | 34 | ||||||
C | 19 | 0 | ||||||
D | -20 | |||||||
E | -40 | 27 | ||||||
Q42O | A | 520〜680 | 420 | 400 | 380 | 18 | ||
B | 20 | 34 | ||||||
C | 19 | 0 | ||||||
D | -20 | |||||||
E | -40 | 27 | ||||||
Q46O | C | 550〜720 | 460 | 440 | 420 | 17 | 0 | 34 |
D | -20 | |||||||
E | -40 | 27 | ||||||
Q500 | C | 610〜770 | 500 | 480 | 440 | 17 | 0 | 55 |
D | -20 | 47 | ||||||
E | -40 | 31 | ||||||
Q550 | C | 670〜830 | 550 | 530 | 490 | 16 | 0 | 55 |
D | -20 | 47 | ||||||
E | -40 | 31 | ||||||
Q62O | C | 710〜880 | 620 | 590 | 550 | 15 | 0 | 55 |
D | -20 | 47 | ||||||
E | -40 | 31 | ||||||
Q690 | C | 770〜94. | 690 | 660 | 620 | 14 | 0 | 55 |
D | -20 | 47 | ||||||
E | -40 | 31 |
Mechanical thepa ea liphaephe tšepe alloy
NO | Kereiti | Tsamaiso ea phekolo ea mocheso e khothalletsoang | Thepa ea tensile | Peipi ea tšepe e halefileng kapa e phahameng ea mocheso Boemo ba thomello Brinell hardness HBW | ||||||
Ho tima (normalizing) | Ho halefisa | Hlahisa MatlaMPa | Tensile Matla MPa | Elongation ka mor'a ho robeha A% | ||||||
mocheso | Se phodileng | Mocheso | Se phodileng | |||||||
Ea pele | Ea bobeli | eseng ka tlase ho | ha e kholo ho feta | |||||||
1 | 40Mn2 | 840 | Oli, metsi | 540 | Oli, metsi | 885 | 735 | 12 | 217 | |
2 | 45Mn2 | 840 | Metsi, oli | 550 | Oli, metsi | 885 | 735 | 10 | 217 | |
3 | 27SiMn | 920 | Metsi | 450 | Oli, metsi | 980 | 835 | 12 | 217 | |
4 | 40MnBc | 850 | oli | 500 | Oli, metsi | 980 | 785 | 10 | 207 | |
5 | 45MnBc | 840 | oli | 500 | Oli, metsi | 1030 | 835 | 9 | 217 | |
6 | 20Mn2BC'f | 880 | oli | 200 | Metsi, moea | 980 | 785 | 10 | 187 | |
7 | 20CrdJ | 880 | 800 | Metsi, oli | 200 | Metsi, moea | 835 | 540 | 10 | 179 |
785 | 490 | 10 | 179 | |||||||
8 | 30Kr | 860 | oli | 500 | Oli, metsi | 885 | 685 | 11 | 187 | |
9 | 35Kr | 860 | oli | 500 | Oli, metsi | 930 | 735 | 11 | 207 | |
10 | 40Kr | 850 | oli | 520 | Oli, metsi | 980 | 785 | 9 | 207 | |
11 | 45Kr | 840 | oli | 520 | Oli, metsi | 1030 | 835 | 9 | 217 | |
12 | 50Kr | 830 | oli | 520 | Oli, metsi | 1080 | 930 | 9 | 229 | |
13 | 38CrSi | 900 | oli | 600 | Oli, metsi | 980 | 835 | 12 | 255 | |
14 | 20CrModJ | 880 | Metsi, oli | 500 | Oli, metsi | 885 | 685 | 11 | 197 | |
845 | 635 | 12 | 197 | |||||||
15 | 35CrMo | 850 | oli | 550 | Oli, metsi | 980 | 835 | 12 | 229 | |
16 | 42CrMo | 850 | oli | 560 | Oli, metsi | 1080 | 930 | 12 | 217 | |
17 | 38CrMoAld | 940 | Oli, metsi | 640 | Oli, metsi | 980 | 835 | 12 | 229 | |
930 | 785 | 14 | 229 | |||||||
18 | 50CrVA | 860 | oli | 500 | Oli, metsi | 1 275 | 1130 | 10 | 255 | |
19 | 2OCrMn | 850 | oli | 200 | Metsi, moea | 930 | 735 | 10 | 187 | |
20 | 20CrMnSif | 880 | oli | 480 | Oli, metsi | 785 | 635 | 12 | 207 | |
21 | 3OCrMnSif | 880 | oli | 520 | Oli, metsi | 1080 | 885 | 8 | 229 | |
980 | 835 | 10 | 229 | |||||||
22 | 35CrMnSiA£ | 880 | oli | 230 | Metsi, moea | 1 620 | 9 | 229 | ||
23 | 20CrMnTie-f | 880 | 870 | oli | 200 | Metsi, moea | 1080 | 835 | 10 | 217 |
24 | 30CrMnTie*f | 880 | 850 | oli | 200 | Metsi, moea | 1 470 | 9 | 229 | |
25 | 12CrNi2 | 860 | 780 | Metsi, oli | 200 | Metsi, moea | 785 | 590 | 12 | 207 |
26 | 12CrNi3 | 860 | 780 | oli | 200 | Metsi, moea | 930 | 685 | 11 | 217 |
27 | 12Cr2Ni4 | 860 | 780 | oli | 200 | Metsi, moea | 1080 | 835 | 10 | 269 |
28 | 40CrNiMoA | 850 | —- | oli | 600 | Metsi, moea | 980 | 835 | 12 | 269 |
29 | 45CrNiMoVA | 860 | - | oli | 460 | oli | 1 470 | 1325 | 7 | 269 |
a. A lumelloa ho fetola mefuta e fapaneng ya mocheso kalafo mocheso tse thathamisitsoeng tafoleng: quenching ± 15 ℃, tlaase mocheso tempering ± 20 ℃, mocheso mocheso tempering mobu 50 ℃.b. Tekong ea tensile, ho ka nkuoa lisampole tse transverse kapa longitudinal. Ha ho na le ho se lumellane, sampole ea longitudinal e sebelisoa e le motheo oa phehisano.c. Tšepe e nang le boron e ka tloaeleha pele e tima, 'me mocheso o tloaelehileng ha oa lokela ho ba o phahameng ho feta mocheso oa oona oa ho tima.d. Ho tsamaisoa ho latela sete ea data e boletsoeng ke motho ea batlang. Ha motho ea batlang a sa hlalose, ho tsamaisoa ho ka etsoa ho latela data efe kapa efe. e. Ho tima tšepe ea pele ea titanium ka Ming Meng ho ka nkeloa sebaka ke ho tloaeleha. f. Ho tima ha Isothermal ho 280 C ~ 320 C. g. Tekong ea tensile, haeba Rel e ke ke ea lekanngoa, Rp0.2 e ka lekanyetsoa sebakeng sa Rel. |
Tlhokahalo ea Teko
Sebopeho sa lik'hemik'hale:
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