Orile-ede China OEM China Titẹ Alailẹgbẹ Erogba Irin Pipe fun Gbigbe Liquid
Akopọ
A gbiyanju fun iperegede, iṣẹ awọn onibara", ireti lati wa ni awọn julọ munadoko ifowosowopo workforce ati dominator ile fun osise, awọn olupese ati awon tonraoja, mọ owo ipin ati ti nlọ lọwọ tita fun High Titẹ Seamless Erogba Irin Pipe fun Liquid Transportation, A tọkàntọkàn ku tonraoja gbogbo ni ayika agbaye wa lati lọ si ile-iṣẹ iṣelọpọ wa ati ni ifowosowopo win-win pẹlu wa Siwaju sii, a ni atilẹyin nipasẹ awọn alamọja ti o ni iriri pupọ, ti o ni oye nla ni agbegbe wọn miiran lati pese wa oni ibara ohun doko ibiti o ti ọja ati awọn solusan.
Fun awọn paipu omi, ni afikun si boṣewa Amẹrika, ọpọlọpọ awọn iṣedede Japanese ni a lo ni agbaye. Lara wọn, JIS G3454 STPG370 jẹ ohun elo ti o wọpọ ni awọn paipu ito ara ilu Japanese. Awọn ibeere akojọpọ kemikali jẹ: C: 0.25% max, Si: 0.35% max, Mn: 0.3% ~ 0.9%, P: 0.04% max, S: 0.04% max; awọn ohun-ini ẹrọ gbọdọ jẹ: agbara fifẹ: 370Mpa min, agbara ikore: 215Mpa min, elongation: 30%. Gan iru si GB / T8163 10 #, awọn meji awọn ajohunše beere kanna ṣàdánwò (eefun ti titẹ ati ti kii-ti iparun igbeyewo, flaring igbeyewo), ki awọn meji le wa ni aropo fun kọọkan miiran.
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