Ipese Factory China High otutu Alloy Seamless Tube / paipu
Akopọ
Ile-iṣẹ wa lati ibẹrẹ rẹ, deede n ṣakiyesi didara ohun kan bi igbesi aye ile-iṣẹ, ṣe awọn ilọsiwaju nigbagbogbo si imọ-ẹrọ iran, mu ọja dara julọ ati leralera leralera agbari lapapọ iṣakoso didara to dara, ni ibamu pẹlu boṣewa ti orilẹ-ede ISO 9001: 2000 fun Alloy otutu otutu Tube / Pipe, Didara to dara ati awọn idiyele ifigagbaga jẹ ki awọn ọja wa gbadun orukọ giga ni gbogbo ọrọ naa. Igbẹkẹle ni pataki, ati pe iṣẹ naa jẹ iwulo. A ṣe ileri pe a ni bayi ni agbara lati pese didara didara ati awọn ọja idiyele idiyele fun awọn alabara. Pẹlu wa, aabo rẹ jẹ iṣeduro.
SCM415 jẹ ite ti irin Japanese, eyiti o jẹ deede si 15CrMo ti awọn onipò abele ati 15CrMo4 ti ISO-693-17-1999. Irin naa jẹ irin alloy alloy kekere-erogba pẹlu agbara igbona giga ati resistance ifoyina, bakanna bi awọn ohun-ini ẹrọ imọ-jinlẹ to dara. Irin igbekalẹ alloy, ti a lo ninu awọn igbomikana ati awọn turbines nya si fun awọn tubes superheater, awọn tubes nya si ati awọn forgings ti o baamu ti awọn igbomikana giga-giga ni isalẹ 530 ℃.
Ohun elo Kemikali SCM415:
Agbara fifẹ σb (MPa): ≥440(45)
Agbara ikore σs (MPa): ≥295(30)
Ilọsiwaju δ5 (%): ≥22
Ohun elo Kemikali 15CrMo:
C: 0.12 ~ 0.18
Mn: 0.40 ~ 0.70
Si: 0.17 ~ 0.37
K: 0.80 ~ 1.10
Mo: 0.40 ~ 0.55
Ni: ≤0.30
S: ≤0.035
P: ≤0.035
Ohun-ini Mechanical 15CrMo:
Agbara fifẹ MPa: 440 ~ 640
Aaye ikore MPa: 295
Ilọsiwaju (%): 22
A le rii 15CrMo ati SCM415 jẹ iru, ko si ibeere pataki, awọn mejeeji le paarọ ara wọn
Ohun elo
O ti wa ni akọkọ Lo Lati Ṣe Erogba Igbekale Irin, Alloy Structural Steel ati darí ẹya.
Akọkọ ite
Ite Ti Irin Igbekale Erogba: 10,20,35, 45,Q345,Q460,Q490,Q620,,Abbl
Ite Of Alloy Structural Steel: 42CrMo,35CrMo, etc.
Ohun elo Kemikali
Irin ite | Ipele didara | Kemikali tiwqn | ||||||||||||||
C | Si | Mn | P | S | Nb | V | Ti | Cr | Ni | Cu | Nd | Mo | B | Als" | ||
ko tobi ju | ko kere ju | |||||||||||||||
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.Ni afikun si awọn onipò Q345A ati Q345B, irin yẹ ki o ni o kere ju ọkan ninu awọn eroja ọkà Al, Nb, V, ati Ti. Gẹgẹbi awọn iwulo, olupese le ṣafikun ọkan tabi diẹ sii awọn eroja ọkà ti a ti tunṣe. Iwọn ti o pọju yoo jẹ bi pato ninu tabili. Nigbati a ba ni idapo, Nb + V + Ti ko ju 0.22% lọ.b. Fun Q345, Q390, Q420 ati Q46O, Mo + Cr ko tobi ju 0.30%c. Nigbati Cr ati Ni ti ipele kọọkan jẹ lilo bi awọn eroja ti o ku, akoonu Cr ati Ni ko yẹ ki o tobi ju 0.30%; nigbati o jẹ dandan lati ṣafikun, akoonu yẹ ki o pade awọn ibeere ni tabili tabi pinnu nipasẹ olupese ati olura nipasẹ ijumọsọrọ.d. Ti olupese ba le rii daju pe akoonu nitrogen pade awọn ibeere ninu tabili, itupalẹ akoonu nitrogen le ma ṣe. Ti Al, Nb, V, Ti ati awọn eroja alloy miiran pẹlu imuduro nitrogen ti wa ni afikun si irin, akoonu nitrogen ko ni opin. Awọn akoonu imuduro nitrogen yẹ ki o wa ni pato ninu ijẹrisi didara.e. Nigbati o ba nlo aluminiomu ni kikun, akoonu aluminiomu lapapọ Alt ≥ 0020%. |
Ipele | Erogba deede CEV (ida pupọ) /% | |||||
Iwọn odi ipin s≤ 16mm | Iwọn odi ipin S2> 16 mm〜30 mm | Ìsanra ogiri ipin S> 30mm | ||||
Gbona ti yiyi tabi deede deede | Quenching gbigbona | Gbona ti yiyi tabi deede | Quenching gbigbona | Gbona ti yiyi tabi deede | Quenching gbigbona | |
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 |
Mechanical Ini
Awọn ohun-ini ẹrọ ti erogba irin didara giga, irin igbekale irin ati kekere alloy agbara-giga giga ti awọn paipu irin
Ipele | Ipele didara | Agbara Ikore | Isalẹ ikore agbara | Elongation lẹhin fifọ | Idanwo ipa | |||
Iforukọ odi sisanra | otutu | Gba agbara | ||||||
<16 mm | > 16 mm〜 | 30 mm | ||||||
30 mm | ||||||||
ko kere ju | ko kere ju | |||||||
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-ini ti alloy, irin pipes
NO | Ipele | Ilana itọju ooru ti a ṣe iṣeduro | Awọn ohun-ini fifẹ | Annealed tabi ga otutu tempered irin paipu Ifijiṣẹ majemu Brinell líle HBW | ||||||
Pipa (deede) | Ìbínú | Mu Agbara MPa | Agbara Agbara MPa | Ilọsiwaju lẹhin fifọ A% | ||||||
otutu | Itura | Iwọn otutu | Itura | |||||||
Akọkọ | Keji | ko kere ju | ko tobi ju | |||||||
1 | 40Mn2 | 840 | Omi, epo | 540 | Omi, epo | 885 | 735 | 12 | 217 | |
2 | 45Mn2 | 840 | Omi, epo | 550 | Omi, epo | 885 | 735 | 10 | 217 | |
3 | 27SiMn | 920 | Omi | 450 | Omi, epo | 980 | 835 | 12 | 217 | |
4 | 40MnBc | 850 | epo | 500 | Omi, epo | 980 | 785 | 10 | 207 | |
5 | 45MnBc | 840 | epo | 500 | Omi, epo | 1030 | 835 | 9 | 217 | |
6 | 20Mn2Bc'f | 880 | epo | 200 | Omi, afẹfẹ | 980 | 785 | 10 | 187 | |
7 | 20KrdJ | 880 | 800 | Omi, epo | 200 | Omi, afẹfẹ | 835 | 540 | 10 | 179 |
785 | 490 | 10 | 179 | |||||||
8 | 30Kr | 860 | epo | 500 | Omi, epo | 885 | 685 | 11 | 187 | |
9 | 35Kr | 860 | epo | 500 | Omi, epo | 930 | 735 | 11 | 207 | |
10 | 40Kr | 850 | epo | 520 | Omi, epo | 980 | 785 | 9 | 207 | |
11 | 45Kr | 840 | epo | 520 | Omi, epo | 1030 | 835 | 9 | 217 | |
12 | 50Kr | 830 | epo | 520 | Omi, epo | 1080 | 930 | 9 | 229 | |
13 | 38CrSi | 900 | epo | 600 | Omi, epo | 980 | 835 | 12 | 255 | |
14 | 20CrModJ | 880 | Omi, epo | 500 | Omi, epo | 885 | 685 | 11 | 197 | |
845 | 635 | 12 | 197 | |||||||
15 | 35CrMo | 850 | epo | 550 | Omi, epo | 980 | 835 | 12 | 229 | |
16 | 42CrMo | 850 | epo | 560 | Omi, epo | 1080 | 930 | 12 | 217 | |
17 | 38CrMoAld | 940 | Omi, epo | 640 | Omi, epo | 980 | 835 | 12 | 229 | |
930 | 785 | 14 | 229 | |||||||
18 | 50CrVA | 860 | epo | 500 | Omi, epo | 1275 | 1130 | 10 | 255 | |
19 | 2OCrMn | 850 | epo | 200 | Omi, afẹfẹ | 930 | 735 | 10 | 187 | |
20 | 20CrMnSif | 880 | epo | 480 | Omi, epo | 785 | 635 | 12 | 207 | |
21 | 3OCrMnSif | 880 | epo | 520 | Omi, epo | 1080 | 885 | 8 | 229 | |
980 | 835 | 10 | 229 | |||||||
22 | 35CrMnSiA£ | 880 | epo | 230 | Omi, afẹfẹ | 1620 | 9 | 229 | ||
23 | 20CrMnTie-f | 880 | 870 | epo | 200 | Omi, afẹfẹ | 1080 | 835 | 10 | 217 |
24 | 30CrMnTie * f | 880 | 850 | epo | 200 | Omi, afẹfẹ | 1470 | 9 | 229 | |
25 | 12CrNi2 | 860 | 780 | Omi, epo | 200 | Omi, afẹfẹ | 785 | 590 | 12 | 207 |
26 | 12CrNi3 | 860 | 780 | epo | 200 | Omi, afẹfẹ | 930 | 685 | 11 | 217 |
27 | 12Cr2Ni4 | 860 | 780 | epo | 200 | Omi, afẹfẹ | 1080 | 835 | 10 | 269 |
28 | 40CrNiMoA | 850 | —— | epo | 600 | Omi, afẹfẹ | 980 | 835 | 12 | 269 |
29 | 45CrNiMoVA | 860 | - | epo | 460 | epo | 1470 | 1325 | 7 | 269 |
a. Allowable tolesese ibiti o ti ooru itọju otutu akojọ si ni tabili: quenching ± 15 ℃, kekere otutu tempering ± 20 ℃, ga otutu tempering ile 50 ℃.b. Ninu idanwo fifẹ, ifa tabi awọn ayẹwo gigun le ṣee mu. Ni ọran ti iyapa, apẹẹrẹ gigun ni a lo bi ipilẹ fun idajọ.c. Irin ti o ni boron le jẹ deede ṣaaju ki o to pa, ati pe iwọn otutu deede ko yẹ ki o ga ju iwọn otutu rẹ lọ.d. Ifijiṣẹ ni ibamu si eto data ti a sọ pato nipasẹ olubẹwẹ. Nigbati olubẹwẹ ko ba ni pato, ifijiṣẹ le ṣee ṣe ni ibamu si eyikeyi data naa. e. Ipipa akọkọ ti irin titanium pẹlu Ming Meng le paarọ rẹ nipasẹ ṣiṣe deede. f. Isothermal quenching ni 280 C ~ 320 C. g. Ninu idanwo fifẹ, ti ko ba le ṣe iwọn Rel, Rp0.2 le ṣe iwọn dipo Rel. |
Ibeere idanwo
Àkópọ̀ kẹ́míkà:
Na, Lile, Mimu, Squash, Titẹ, Idanwo Ultrasonic, Eddy lọwọlọwọ, iwari, Wiwa jo, Galvanized