Ko nga ngongo kowiri tira mo te hanganga noa
Paerewa:GB / 8162-2008 | Alloy or kaore ranei: helloy or carbon ranei |
Rōpū akomanga: 10,20,35, 45, Q345, Q460, Q490, Q490, Q620,42CMO, 35CRMO, 35CRMO, ETC | Te Tono: Pikiti hanganga, putorino miihini |
Matotoru: 1 - 100 mm | Te maimoatanga mata: Ko te whakaritenga a te kaihoko |
Diameter o waho (Rauna): 10 - 1000 mm | Hangarau: I hurihia te wera, te makariri ranei |
Roa: te roa o te pumau, te roa ranei | Te maimoatanga wera: Anneing / Manseing / te whakaora i te ahotea |
He momo waahanga: Rauna | Putorino motuhake: he paipa taiepa matotoru |
Te waahi taketake: China | Te whakamahi: te hanga, te miihini |
Tiwhikete: ISO9001: 2008 | Whakamatau: ECT / UT |
Ka whakamahia te nuinga hei hanga i te kowiri tira, te kowiri tira me nga hanganga miihini.
Te Kohinga o te kowiri tira o te kowiri tira: 10,20,35, 45, Q345, Q460, Q490, Q620, Q620 ,, aha atu
LED o te kowiri tira a te alloy: 42Cromo, 35cromo, etc
Paparahi maitai | Taumata Kounga | Hanga matū | ||||||||||||||
C | Si | Mn | P | S | Nb | V | Ti | Cr | Ni | Cu | Nd | Mo | B | Als " | ||
kaore e rahi ake | kaua e iti iho i te | |||||||||||||||
Q345 | A | 0.2 | 0.5 | 1.7 | 0.035 | 0.035 | 0.3 | 0.5 | 0.2 | 0.012 | 0.1 | - | - | |||
B | 0.035 | 0.035 | ||||||||||||||
C | 0.03 | 0.03 | 0.07 | 0.15 | 0.2 | 0.015 | ||||||||||
D | 0.18 | 0.03 | 0.025 | |||||||||||||
E | 0.025 | 0.02 | ||||||||||||||
Q390 | A | 0.2 | 0.5 | 1.7 | 0.035 | 0.035 | 0.07 | 0.2 | 0.2 | 0.3 | 0.5 | 0.2 | 0.015 | 0.1 | - | - |
B | 0.035 | 0.035 | ||||||||||||||
C | 0.03 | 0.03 | 0,015 | |||||||||||||
D | 0.03 | 0.025 | ||||||||||||||
E | 0.025 | 0.02 | ||||||||||||||
Q42O | A | 0.2 | 0.5 | 1.7 | 0.035 | 0.035 | 0.07 | 0.2 | 0.2 | 0.3 | 0.8 | 0.2 | 0.015 | 0.2 | - | - |
B | 0.035 | 0.035 | ||||||||||||||
C | 0.03 | 0.03 | 0.015 | |||||||||||||
D | 0.03 | 0.025 | ||||||||||||||
E | 0.025 | 0.02 | ||||||||||||||
Q46o | C | 0.2 | 0.6 | 1.8 | 0.03 | 0.03 | 0.11 | 0.2 | 0.2 | 0.3 | 0.8 | 0.2 | 0.015 | 0.2 | 0.005 | 0.015 |
D | 0.03 | 0.025 | ||||||||||||||
E | 0.025 | 0.02 | ||||||||||||||
Q500 | C | 0J8 | 0.6 | 1.8 | 0.025 | 0.02 | 0.11 | 0.2 | 0.2 | 0.6 | 0.8 | 0.2 | 0.015 | 0.2 | 0.005 | 0.015 |
D | 0.025 | 0.015 | ||||||||||||||
E | 0.02 | 0.01 | ||||||||||||||
Q550 | C | 0.18 | 0.6 | 2 | 0.025 | 0,020 | 0.11 | 0.2 | 0.2 | 0.8 | 0.8 | 0.2 | 0.015 | 0.3 | 0.005 | 0.015 |
D | 0.025 | 0,015 | ||||||||||||||
E | 0.02 | 0.01 | ||||||||||||||
Q62O | C | 0.18 | 0.6 | 2 | 0.025 | 0.02 | 0.11 | 0.2 | 0.2 | 1 | 0.8 | 0.2 | 0.015 | 0.3 | 0.005 | 0.015 |
D | 0.025 | 0.015 | ||||||||||||||
E | 0.02 | 0.01 | ||||||||||||||
A. Hei taapiri atu ki te Q345A me Q345B nga tohu Q345B, ko te kowiri kia iti rawa atu tetahi o nga mea kua oti te whakarite a Al, NB, V, me Ti. E ai ki nga hiahia, ka taea e te kaiwhakarato te taapiri i tetahi atu mea iti ake ranei. Ko te uara nui ka rite ki te tohu i te teepu. Ka whakakotahi, NB + V + TI kaore i te neke atu i te 0.22% b. Mo te Q345, Q390, Q420 me Q46o Grades, Mo + C kaore i te rahi ake i te 0.30% c. I te wa e whakamahia ana te CR raua ko NI o ia reanga hei waahanga toenga, ko nga kaupapa o CR me te NI kaua e nui ake i te 0.30%; Mena e tika ana ki te taapiri, me tutuki te ihirangi ki nga whakaritenga i roto i te teepu ka whakatauhia e te kaiwhakarato me te kaihoko na roto i te whakawhitiwhiti whakaaro. Mena ka taea e te kaiwhakarato te whakarite kia tutuki nga kaupapa o te hauota ki nga whakaritenga i roto i te teepu, kaore pea i te whakatutukihia te tātaritanga ihino. Mena he al, NB, V, TI me etahi atu waahanga o te aorangi me te whakatikatika hauota ka honoa ki te maitai, kaore i te iti te ihirangi hauota. Ko te ihirangi whakatika o te hauota me tohua i roto i te tiwhikete kounga. E. Ka whakamahi i te konumohe tonu, ko te katoa o te ihirangi konumohe ≥ 0020%. |
Kōeke | Carbon rite cev (haangai papatipu) /% | |||||
Ko te matotoru o te pakitara nomia 16mm | Ko te matotoru o te taiepa nominal S2> 16 mm~30 mm | Ko te matotoru o te taiepa nominal s> 30mm | ||||
Wera wera ranei i whakarereketia ranei | Quangecking | Wera wera ranei | Quangecking | Wera wera ranei | Quangecking | |
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 |
Nga taputapu miihini o te kowiri tira kowiri tira, kowiri tira-a-roto-te-kaha
Kōeke | Taumata Kounga | Te whakaputa kaha | Te kaha o te hua | Tuhinga ka whai mai | Whakamātautau pānga | |||
Te matotoru o te pakitara nomianal | pāmahana | Te kaha o te kaha | ||||||
<16 mm | > 16 mm~ | > 30 mm | ||||||
30 mm | ||||||||
kaua e iti iho i te | kaua e iti iho i te | |||||||
10 | - | > 335 | 205 | 195 | 1855 | 24 | - | - |
15 | - | > 375 | 225 | 215 | 205 | 22 | - | 一 |
20 | - | > 410 | 245 | 2355 | 225 | 20 | - | - |
25 | - | > 450 | 2755 | 2655 | 2555 | 18 | - | - |
35 | - | > 510 | 305 | 295 | 285 | 17 | 一 | - |
45 | - | 2590 | 335 | 325 | 315 | 14 | - | - |
20mene | - • | > 450 | 2755 | 2655 | 2555 | 20 | - | 一 |
25mene | - | > 490 | 295 | 285 | 2755 | 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 | 710~80 | 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 |
Nga taonga miihini o nga paipa maitai a te alloy
NO | Kōeke | Te tikanga maimoatanga wera e taunakitia ana | Nga Taonga Tuuturu | Annealed, te nui o te pāmahana tukatuka o te kowiri tira kowiri tira Hardy Hbw | ||||||
Quanching (te whakarite) | Riri | Whakahaa Te Papu | Te kaha o te kaha MPA | I muri i te wa i pakaru ai te% | ||||||
pāmahana | Pū haupapa | Pāmahana | Pū haupapa | |||||||
Mataku | Tuarua | kaua e iti iho i te | kaore e rahi ake | |||||||
1 | 40MNo | 840 | Wai, hinu | 540 | Wai, hinu | 885 | 735 | 12 | 217 | |
2 | 45nn2 | 840 | Wai, hinu | 550 | Wai, hinu | 885 | 735 | 10 | 217 | |
3 | 27tims | 920 | Wai | 450 | Wai, hinu | 980 | 835 | 12 | 217 | |
4 | 40MNBC | 850 | hinu | 500 | Wai, hinu | 980 | 785 | 10 | 207 | |
5 | 45MNBC | 840 | hinu | 500 | Wai, hinu | 1 030 | 835 | 9 | 217 | |
6 | 20mn2bc'f | 880 | hinu | 200 200 | Wai, hau | 980 | 785 | 10 | 187 | |
7 | 20CRJ | 880 | 800 | Wai, hinu | 200 200 | Wai, hau | 835 | 540 | 10 | 179 |
785 | 490 | 10 | 179 | |||||||
8 | 30cr | 860 | hinu | 500 | Wai, hinu | 885 | 685 | 11 | 187 | |
9 | 35cr | 860 | hinu | 500 | Wai, hinu | 930 | 735 | 11 | 207 | |
10 | 40CR | 850 | hinu | 520 | Wai, hinu | 980 | 785 | 9 | 207 | |
11 | 45CR | 840 | hinu | 520 | Wai, hinu | 1 030 | 835 | 9 | 217 | |
12 | 50cr | 830 | hinu | 520 | Wai, hinu | 1 080 | 930 | 9 | 229 | |
13 | 38crsi | 900 | hinu | 600 | Wai, hinu | 980 | 835 | 12 | 2555 | |
14 | 20crmodj | 880 | Wai, hinu | 500 | Wai, hinu | 885 | 685 | 11 | 197 | |
845 | 635 | 12 | 197 | |||||||
15 | 35cromo | 850 | hinu | 550 | Wai, hinu | 980 | 835 | 12 | 229 | |
16 | 42cromo | 850 | hinu | 560 | Wai, hinu | 1 080 | 930 | 12 | 217 | |
17 | 38 | 940 | Wai, hinu | 640 | Wai, hinu | 980 | 835 | 12 | 229 | |
930 | 785 | 14 | 229 | |||||||
18 | 50crva | 860 | hinu | 500 | Wai, hinu | 1 275 | 1 130 | 10 | 2555 | |
19 | 2okmn | 850 | hinu | 200 200 | Wai, hau | 930 | 735 | 10 | 187 | |
20 | 20crmansif | 880 | hinu | 480 | Wai, hinu | 785 | 635 | 12 | 207 | |
21 | Tuahū | 880 | hinu | 520 | Wai, hinu | 1 080 | 885 | 8 | 229 | |
980 | 835 | 10 | 229 | |||||||
22 | 35crnsia £ | 880 | hinu | 230 | Wai, hau | 1 620 | 9 | 229 | ||
23 | 20crmtie-f | 880 | 870 | hinu | 200 200 | Wai, hau | 1 080 | 835 | 10 | 217 |
24 | 30crmtie * f | 880 | 850 | hinu | 200 200 | Wai, hau | 1 470 | 9 | 229 | |
25 | 12crni2 | 860 | 780 | Wai, hinu | 200 200 | Wai, hau | 785 | 590 | 12 | 207 |
26 | 12crni3 | 860 | 780 | hinu | 200 200 | Wai, hau | 930 | 685 | 11 | 217 |
27 | 12cr2ni4 | 860 | 780 | hinu | 200 200 | Wai, hau | 1 080 | 835 | 10 | 2699 |
28 | 40crnimoa | 850 | - | hinu | 600 | Wai, hau | 980 | 835 | 12 | 2699 |
29 | 45crnimova | 860 | - | hinu | 460 | hinu | 1 470 | 1 325 | 7 | 2699 |
a. Te Huringa Whakatikatika o te pāmahana maimoatanga kua tohua ki te teepu: quanching ± 15 ℃, he iti te pāmahana i te hauhautanga ± 20 ℃, te pāmahana nui o te rangi 50 ℃.pē. I roto i te whakamatautau nui, ka taea te tango i nga tauira roa ranei. I roto i te tautohetohe, ka whakamahia te tauira roa hei kaupapa mo te whakawakanga.c. Ko te kowiri-a Boron-kei roto i te riihi i mua i te kukume, me te pāmahana whakahoahoa kia kaua e nui ake i tona pāmahana queenching.d. Te tuku kia rite ki te huinga raraunga kua tohua e te kaitono. Ka kore te kaitono i tohua, ka taea te tuku kia rite ki tetahi o nga raraunga.E. Ko te tima tuatahi o te kowiri tira me te hinu meng me whakakapi i te whakariterite.f. Istothermal quanymal i te 280 c ~ 320 C. g. I roto i te whakamatautau mo te wahanga, ki te kore e taea te ine, rp0.2 ka taea te ine hei whakakapi. |
Te whakakore i te diameter o waho o te paipa maitai
Te momo o te paipa maitai | Whakatakotoria te tahua |
Ko te putorino kowiri tira wera | ± 1% d ranei ± 0.5 ranei, ko tehea te mea nui ake |
Ko te putorino kukuti makariri | Te oneone 0,75% D, te oneone 0.3 ranei, ko wai te mea nui ake |
Whakakorea te wehe o te matotoru pakitara o te wera wera (whaaia) te putorino kowiri
Te momo o te paipa maitai | D | S / D | Whakatakotoria te tahua |
Ko te putorino kowiri tira wera | <102 | - | ± 12.5% s or ± 0.4, ko wai te mea nui ake |
> 102 | <0.05 | ± 15% s or ± 0,4, ko tehea te mea nui ake | |
> 0.05 ~0.10 | ± 12.5% s or ± 0.4, ko wai te mea nui ake | ||
> 0.10 | + 12.5% s -10% s | ||
Te wera i te putorino kowiri | 一 | 土 15% s |
Whakakorea te wehe o te matotoru pakitara o te makariri o te makariri (hurihuri) paipa maitai
| S | Whakatakotoria te tahua |
Te tuhi makariri (hurihuri) | V | + 15% s Ranei 0.15, ko tehea te mea nui ake -10% s |
> 3 - 10 | + 12.5% s -10% s | |
> 10 | 土 10% s |
Whakauhanga matū, hora, te uaua, wiri, whakaoho, piko, piko, te ultrasonic i te waa, te kitenga, te kitenga
Ko nga putunga kowiri tira mo nga kaupapa hanganga, he ngongo kowiri tira mo nga hanganga miihini i GB / 8162-2008 Paerewa. I roto i te raupapa ngongo kowiri tira, he momo momo mea e kiia ana ko te ngongo kowiri tira ko te ngongo he iti te raupapa. I roto i nga taonga iti iti, koinei te mea tino noa. Q345 Ko te ngongo kowiri tira he momo ngongo ngongo maitai. Q Ko te hua o tenei rauemi, me te 345 ko te hua o tenei rauemi, kei te 345 pea te paanga o te hua me te pikinga o te matotoru o te matotoru. Ko te taumata Q345, kaore i te paanga; Q345b, he 20 nga nekehanga o te pāmahana pāmahana; Q345c akomanga, he 0 te paanga o te tohu; Q345d, he -20 te paanga o te tohu; Akomanga Q345e, iti 40 nga nekehanga. He rereke ano te paanga o te uara ki te pāmahana o te awe. Q345A, Q345B, Q345C, Q345D, Q345E. Koinei te tohu o te rereketanga, e tohu ana, he rereke te pāmahana.
Paerewa Ture
1.. Ko te putorino ngoikore mo te hanganga (GB / T8162-2018) he putorino kowiri tira mo te hanganga whanui me te hanganga miihini. 2. 3. Ko nga ngongo kowiri tira mo nga kaimoana iti me te rahi te kounga o te kowiri tira, ka whakamahia nga paipa waikawa me nga paipa waikano nui me nga putorino pereti. 4. Ko te ngongo kowiri tira mo te kohua pehipehi teitei (GB5310-2018) e whakamahia ana mo te hangahanga teitei me te pepeke wai ngongo wai whakawera me te wera o te kowiri tio.
Q345B Seamless Tube Tube Rauemi | |||
tautanga | tautanga | tautanga | tautanga |
14 * 3 | 38 * 5.5 | 89 * 5 | 133 * 18 |
14 * 3.5 | 42 * 3 | 89 * 5.5 | 159 * 6 |
14 * 4 | 42 * 3.5 | 89 * 6 | 159 * 6.5 |
16 * 3 | 42 * 4 | 89 * 7 | 159 * 7 |
18 * 2 | 42 * 5 | 89 * 7.5 | 159 * 8 |
18 * 3 | 42 * 6 | 89 * 8 | 159 * 9.5 |
18 * 4 | 42 * 8 | 89 * 9 | 159 * 10 |
18 * 5 | 45 * 3 | 89 * 10 | 159 * 12 |
19 * 2 | 45 * 4 | 89 * 11 | 159 * 14 |
21 * 4 | 45 * 5 | 89 * 12 | 159 * 16 |
22 * 2.5 | 45 * 6 | 108 * 4.5 | 159 * 18 |
22 * 3 | 45 * 7 | 108 * 5 | 159 * 20 |
22 * 4 | 48 * 4 | 108 * 6 | 159 * 28 |
22 * 5 | 48 * 4.5 | 108 * 7 | 168 * 6 |
25 * 2.5 | 48 * 5 | 108 * 8 | 168 * 7 |
25 * 3 | 48 * 6 | 108 * 9 | 168 * 8 |
25 * 4 | 48 * 7 | 108 * 10 | 168 * 9.5 |
25 * 5 | 48.3 * 12.5 | 108 * 12 | 168 * 10 |
25 * 5.5 | 51 * 3 | 108 * 14 | 168 * 11 |
27 * 3.5 | 51 * 3.5 | 108 * 15 | 168 * 12 |
27 * 4 | 51 * 4 | 108 * 16 | 168 * 14 |
27 * 5 | 51 * 5 | 108 * 20 | 168 * 15 |
27 * 5.5 | 51 * 6 | 114 * 5 | 168 * 16 |
28 * 2.5 | 57 * 4 | 114 * 6 | 168 * 18 |
28 * 3 | 57 * 5 | 114 * 7 | 168 * 20 |
28 * 3.5 | 57 * 5.5 | 114 * 8 | 168 * 22 |
28 * 4 | 57 * 6 | 114 * 8.5 | 168 * 25 |
30 * 2.5 | 60 * 4 | 114 * 9 | 168 * 28 |
32 * 2.5 | 60 * 4 | 114 * 10 | 180 * 10 |
32 * 3 | 60 * 5 | 114 * 11 | 194 * 10 |
32 * 3.5 | 60 * 6 | 114 * 12 | 194 * 12 |
32 * 4 | 60 * 7 | 114 * 13 | 194 * 14 |
32 * 4.5 | 60 * 8 | 114 * 14 | 194 * 16 |
32 * 5 | 60 * 9 | 114 * 16 | 194 * 18 |
34 * 3 | 60 * 10 | 114 * 18 | 194 * 20 |
34 * 4 | 76 * 4.5 | 133 * 5 | 194 * 26 |
34 * 4.5 | 76 * 5 | 133 * 6 | 219 * 6.5 |
34 * 5 | 76 * 6 | 133 * 7 | 219 * 7 |
34 * 6.5 | 76 * 7 | 133 * 8 | 219 * 8 |
38 * 3 | 76 * 8 | 133 * 10 | 219 * 9 |
38 * 3.5 | 76 * 9 | 133 * 12 | 219 * 10 |
38 * 4 | 76 * 10 | 133 * 13 | 219 * 12 |
38 * 4.5 | 89 * 4 | 133 * 14 | 219 * 13 |
38 * 5 | 89 * 4.5 | 133 * 16 | 219 * 14 |
219 * 16 | 273 * 36 | 356 * 28 | 426 * 12 |
219 * 18 | 273 * 40 | 356 * 36 | 426 * 13 |
219 * 20 | 273 * 42 | 377 * 9 | 426 * 14 |
219 * 22 | 273 * 45 | 377 * 10 | 426 * 17 |
219 * 24 | 298.5 * 36 | 377 * 12 | 426 * 20 |
219 * 25 | 325 * 8 | 377 * 14 | 426 * 22 |
219 * 26 | 325 * 9 | 377 * 15 | 426 * 30 |
219 * 28 | 325 * 10 | 377 * 16 | 426 * 36 |
219 * 30 | 325 * 11 | 377 * 18 | 426 * 40 |
219 * 32 | 325 * 12 | 377 * 20 | 426 * 50 |
219 * 35 | 325 * 13 | 377 * 22 | 457 * 9.5 |
219 * 38 | 325 * 14 | 377 * 25 | 457 * 14 |
273 * 7 | 325 * 15 | 377 * 32 | 457 * 16 |
273 * 8 | 325 * 16 | 377 * 36 | 457 * 19 |
273 * 9 | 325 * 17 | 377 * 40 | 457 * 24 |
273 * 9.5 | 325 * 18 | 377 * 45 | 457 * 65 |
273 * 10 | 325 * 20 | 377 * 50 | 508 * 13 |
273 * 11 | 325 * 22 | 406 * 9.5 | 508 * 16 |
273 * 12 | 325 * 23 | 406 * 11 | 508 * 20 |
273 * 13 | 325 * 25 | 406 * 13 | 508 * 22 |
273 * 15 | 325 * 28 | 406 * 17 | 558.8 * 14 |
273 * 16 | 325 * 30 | 406 * 22 | 530 * 13 |
273 * 18 | 325 * 32 | 406 * 32 | 530 * 20 |
273 * 20 | 325 * 36 | 406 * 36 | 570 * 12.5 |
273 * 22 | 325 * 40 | 406 * 40 | 610 * 13 |
273 * 25 | 325 * 45 | 406 * 55 | 610 * 18 |
273 * 28 | 356 * 9.5 | 406.4 * 50 | 610 * 78 |
273 * 30 | 356 * 12 | 406.4 * 55 | 624 * 14.2 |
273 * 32 | 356 * 15 | 406 * 60 | 824 * 16.5 |
273 * 35 | 356 * 19 | 406 * 65 | 824 * 20 |
Ko te waahanga matū
Paparahi maitai | Taumata Kounga | Hanga matū | ||||||||||||||
C | Si | Mn | P | S | Nb | V | Ti | Cr | Ni | Cu | Nd | Mo | B | Als " | ||
Kaore e rahi ake | Kaua e iti iho i te | |||||||||||||||
Q345 | A | 0.2 | 0.5 | 1.7 | 0.035 | 0.035 | 0.3 | 0.5 | 0.2 | 0.012 | 0.1 | - | - | |||
B | 0.035 | 0.035 | ||||||||||||||
C | 0.03 | 0.03 | 0.07 | 0.15 | 0.2 | 0.015 | ||||||||||
D | 0.18 | 0.03 | 0.025 | |||||||||||||
E | 0.025 | 0.02 | ||||||||||||||
A. Hei taapiri atu ki te Q345A me Q345B nga tohu Q345B, ko te kowiri kia iti rawa atu tetahi o nga mea kua oti te whakarite a Al, NB, V, me Ti. E ai ki nga hiahia, ka taea e te kaiwhakarato te taapiri i tetahi atu mea iti ake ranei. Ko te uara nui ka rite ki te tohu i te teepu. Ka whakakotahi, NB + V + TI kaore i te neke atu i te 0.22% b. Mo te Q345, Q390, Q420 me Q46o Grades, Mo + C kaore i te rahi ake i te 0.30% c. I te wa e whakamahia ana te CR raua ko NI o ia reanga hei waahanga toenga, ko nga kaupapa o CR me te NI kaua e nui ake i te 0.30%; Mena e tika ana ki te taapiri, me tutuki te ihirangi ki nga whakaritenga i roto i te teepu ka whakatauhia e te kaiwhakarato me te kaihoko na roto i te whakawhitiwhiti whakaaro. Mena ka taea e te kaiwhakarato te whakarite kia tutuki nga kaupapa o te hauota ki nga whakaritenga i roto i te teepu, kaore pea i te whakatutukihia te tātaritanga ihino. Mena he al, NB, V, TI me etahi atu waahanga o te aorangi me te whakatikatika hauota ka honoa ki te maitai, kaore i te iti te ihirangi hauota. Ko te ihirangi whakatika o te hauota me tohua i roto i te tiwhikete kounga. E. ina whakamahi i te konumohe katoa, te katoa o te ihirangi konumohe≥0020%. |
Kōeke | Carbon rite cev (haangai papatipu) /% | |||||
Ko te matotoru o te pakitara nomia 16mm | Te matotoru o te taiepa nominal S2> 16 mm~30 mm | Ko te matotoru o te taiepa nominal s> 30mm | ||||
Wera wera ranei i whakarereketia ranei | Ākikini+Riri | Wera wera ranei | Ākikini+Riri | Wera wera ranei | Ākikini+Riri | |
Q345 | <0.45 | - | <0.47 | - | <0.48 | 一 |
Taonga miihini
Nga taputapu miihini o te kowiri tira kowiri tira, kowiri tira-a-roto-te-kaha
Kōeke | Taumata Kounga | Te whakaputa kaha | Te kaha o te hua | Tuhinga ka whai mai | Whakamātautau pānga | |||
Te matotoru o te pakitara nomianal | Pāmahana | Te kaha o te kaha | ||||||
<16 mm | > 16 mm~ | >30 mm | ||||||
30 mm | ||||||||
Kaua e iti iho i te | Kaua e iti iho i te | |||||||
Q345 | A | 470-630 | 345 | 325 | 295 | 20 | - | 一 |
B | 4 ~ 20 | 34 | ||||||
C | 21 | 0 | ||||||
D | -20 | |||||||
E | -40 | 27 |
Whakaritenga whakamātautau
Whakauhanga matū: Toha, HardPss, Suck, piko, tohetohe ultrasonic, te whakamahi i te waa, te kitenga, te tupapaku