Feme e Customized China Precision Seamless Welded Steel Tube / Carbon Mild Low Alloy Steel Pipe
Kakaretso
Ho kopana le menyaka e lebelletsoeng ho feta tekano ea bareki, re na le sehlopha sa rona se tiileng ho fana ka lits'ebeletso tsa rona tse ntle ka ho fetesisa tse kenyelletsang papatso le papatso, thekiso ea lihlahisoa, meralo, tlhahiso, taolo ea boleng bo holimo, ho paka, ho boloka thepa le thepa bakeng sa Seamless Welded Steel Tube / Pipe ea tšepe ea Carbon Mild Low Alloy, Sepheo sa rona ke "mokato o mocha o tukang, oa Boleng bo Fetang", nakong e tlang, re u mema ka tieo hore ka 'nete u ntlafatse le rona le ho etsa nako e telele e benyang hammoho! Khampani ea rona e thehile likamano tse tsitsitseng tsa khoebo le lik'hamphani tse ngata tse tsebahalang tsa malapeng hammoho le bareki ba mose ho maoatle. Ka sepheo sa ho fana ka lihlahisoa tsa boleng bo holimo le litharollo ho bareki ba li-cots tse tlase, re ikemiselitse ho ntlafatsa bokhoni ba eona ba lipatlisiso, nts'etsopele, tlhahiso le tsamaiso. Re motlotlo ho fumana kananelo ho tsoa ho bareki ba rona. Ho fihlela joale re se re fetile ISO9001in 2005 le ISO/TS16949 ka 2008. Likhoebo tsa "boleng ba ho phela, botšepehi ba tsoelo-pele" ka morero, li amohela ka tieo bo-rakhoebo ba malapeng le ba tsoang linaheng tse ling ho etela ho buisana ka tšebelisano.
ASTM A672 ke tekanyo e tloaelehileng ea liphaephe tse nang le motlakase o phahameng oa motlakase. Mocheso oa mocheso oa lisebelisoa tse thathamisitsoeng ka mokhoa o tloaelehileng o tloha ho 20 ° C ho ea ho -195 ° C. Ka hona, maemo a A672 hangata a sebelisoa bakeng sa liphaephe tse cheselitsoeng ka mocheso o tlase. Har'a tsona, CC60 CL22 ke lisebelisoa tse sebelisoang hangata tse nang le mocheso o tlaase oa mocheso o tlaase, o entsoeng ka A516GR.60 bohareng le mocheso o tlaase oa khatello ea sekepe sa carbon steel plates. Ke thepa ea bohlokoa bakeng sa liphaephe tsa welded tsa motlakase. Mocheso oa mocheso oa teko o hlokeha ho ba -50 ° C, o ka nkeloa sebaka ke thepa ea Sechaena Q345R. Sebopeho sa lik'hemik'hale le thepa ea mechine ea tse peli li tšoana:
CC60:
C: 0,23%; Mong: 0,55% ~ 1,3%; Si: 0,13% ~ 0,45%; P: 0.025% S: 0.025
Tensile matla: 415 ~ 550Mpa
Matla a tlhahiso: 220Mpa
Elongation: 21%
Q345R:
C: 0,22%; Mong: 1,6%; Joalo: 0,55%; P: 0.025% S: 0.025
Matla a matla: 470 ~ 630Mpa
Matla a tlhahiso: 345Mpa
Elongation: 21%
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:
Otlolla,Bothata,Tšonyeho,Squash,Ho Kobeha,Teko ea Ultrasonic,Eddy hajoale,ho lemoha,ho bona ha ho dutla,Mathithi