Aṣa Tuntun 2019 Ilu China Irẹrẹ Iwọn Iwọn Iwọn Dudu Irin Alailẹgbẹ Sch40 ASTM A106
Akopọ
Ilọsiwaju wa da nipa awọn ọja to ti ni ilọsiwaju, awọn talenti ikọja ati awọn agbara imọ-ẹrọ ti o le tẹsiwaju fun Carbon Steel Seamless Industrial Pipes, Ti o ba nilo, kaabọ lati ṣe iranlọwọ lati kan si wa nipasẹ oju-iwe wẹẹbu wa tabi ijumọsọrọ foonu, a yoo ni inudidun lati sin ọ. Ni idaniloju, idiyele ifigagbaga, package ti o dara ati ifijiṣẹ akoko le ni idaniloju gẹgẹbi awọn ibeere awọn alabara. A ni ireti ni otitọ lati kọ ibatan iṣowo pẹlu rẹ lori ipilẹ anfani ati ere ni ọjọ iwaju ti o sunmọ. Kaabo lati kan si wa ki o di awọn alabaṣiṣẹpọ taara wa.
Afiwera pẹlu GB/T 8162 20 # ati A53 Gr.B
Ohun elo Kemikali
A53 Gr.B (% Max)
C: 0.3
Mn: 1.2
P: 0.05
S: 0.045
Ku: 0.4
Ni: 0.4
K: 0.4
Mo: 0.15
V: 0.08
Ohun-ini Mekanical (Mpa Min)
Agbara Tesile: 415
Agbara ikore: 240
Gb/T8162 20# data bi isalẹ
A le ri A53 Gr.B bo Gb/T 8162 20#, ati awọn mejeeji ko beere ikolu igbeyewo, ooru itọju, ki GB/T 8162 20 # le jẹ ṣakiyesi bi rirọpo ti A53 Gr.B
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