JIS G 3454ndiwo muyero weindasitiri wekuJapan wepombi dzekabhoni simbi yekumanikidza masisitimu ane tembiricha inoshanda ye350°C.Chiyero chinosanganisira mamakisi maviri:STPG 370uyeSTPG 410.Inoshanda kumagetsi ekudzivirira akaiswa welded (ERW) kana mapaipi asina musono ane dhayamita rezita re 10.5 mm kusvika 660.4 mm (kureva 6A kusvika 650A, kana 1/8B kusvika 26B).
JIS G 3454 Mapombi eSimbi achagadzirwa uchishandisa musanganiswa wakakodzera wesimbi pombi yekugadzira nzira uye nzira dzekupedzisa mutafura iri pazasi.
| Chiratidzo chegiredhi | Chiratidzo chekugadzira nzira | ||
| Pombi yekugadzira nzira | Kupedzisa nzira | Kurongeka kwe zinc-coating | |
| STPG370 STPG410 | Pasina musono: S Magetsi anopokana akaiswa welded: E | Kupisa-kupedzwa: H Kutonhora-kupedzwa: C Sezvo magetsi anopokana akaiswa welded: G | Mapaipi matema: mapaipi asina kupihwa zinc-coating Mapaipi machena: mapaipi akapihwa zinc-coating |
Kunyanya, kune nzira shanu dzekugadzira:
SH: Kupisa-kupedza seamless simbi pombi;
SC: Cold-yakapera seamless simbi pombi;
EH: Kupisa-kupedzwa kwemagetsi kuramba welded simbi pombi;
EC: Kutonhora-kupedzwa kwemagetsi kuramba welded simbi pombi;
EG: Magetsi anopikisa welded simbi pombi kunze kwekupisa-kupedzwa uye kutonhora-kupedzwa.
Botop Steelmugadziri uye mutengesi wepamusoro-soro welded kabhoni simbi mapaipi kubva kuChina, pamwe neyemutoro wepombi dzesimbi dzisina musono.Kana uine chero zvaunoda, ndapota inzwa wakasununguka kutibata uye isu tichakupa iwe yemahara nyanzvi yehunyanzvi rutsigiro.
| Chiratidzo chegiredhi | C | Si | Mn | P | S |
| max | max | - | max | max | |
| STPG 370 | 0.25% | 0.35 % | 0.30-0.90% | 0.040 % | 0.040% |
| STPG 410 | 0.30% | 0.35 % | 0.30-1.00% | 0.040 % | 0.040% |
Inobvumira kuwedzera kwezvimwe zvinhu zvealloying.
Kusimba Kwesimba, Goho Poindi kana Humbowo Stress, uye Elongation
| Symbol yegiredhi | Kusimba simba | Yield point kana proof stress | Elongation min, % | |||
| Tensile bvunzo chidimbu | ||||||
| No.11 kana No.12 | Nha.5 | Nha.4 | ||||
| N/mm² (MPA) | N/mm² (MPA) | Tensile test direction | ||||
| min | min | Parallel kune pombi axis | Perpendicular kune pombi axis | Parallel kune pombi axis | Perpendicular kune pombi axis | |
| STPT370 | 370 | 215 | 30 | 25 | 28 | 23 |
| STPT410 | 410 | 245 | 25 | 20 | 24 | 19 |
Flattening Test
Kana kureba pakati pemahwendefa maviri kunosvika kureba H, hapazovi nekuremara kana kuputika pamusoro pepombi yesimbi.
Kumachubhu esimbi asina musono: H = (1+e) t/(e + t/D);
Kune ERW simbi mapaipi: H = 1/3 D (ye weld) kana H = 2/3 D (yechikamu chisina weld);
H: chinhambwe pakati pemapuleti ekufuratira (mm);
е: nguva dzose inotsanangurwa yega yega yega yega yepombi, 0.08 ye STPG 370, 0.07 ye STPG 410;
t: kukora kwemadziro epombi (mm);
D: kunze kwedhayamita yepombi (mm);
Flattening Muedzo unoshanda kumapombi esimbi ane dhayamita yezita rakakura kupfuura 40A (48.6mm).
Bendability
Bendability inoshanda kune mapaipi ane dhayamita yezita re40 A (48.6) kana diki.
Iyo pombi inofanira kupetwa 90 ° paradius ye6 nguva yekunze kwayo.Rusvingo rwepombi harufanire kunge rwusina kukanganisa kana kutsemuka.
Imwe neimwe pombi yesimbi inofanirwa kupinda muyedzo ye hydrostatic pressure kana bvunzo isiri yekuparadza.
Hydrostatic Test
Chengetedza imwe kudzvanywa kweinenge 5 masekonzi pasina kuvuza.
Iko kukosha kwekumanikidza kwakabatana nehurongwa Nha. yepombi yesimbi.
| Nominal rusvingo ukobvu | Nhamba yepurogiramu: Sch | |||||
| 10 | 20 | 30 | 40 | 60 | 80 | |
| Minimum hydraulic test pressure, Mpa | 2.0 | 3.5 | 5.0 | 6.0 | 9.0 | 12 |
Muedzo usingaparadzi
Kana ultrasonic inspection yakashandiswa, inofanirwa kunge yakavakirwa pachiyero chakasimba kupfuura UD kirasi chiratidzo muJIS G 0582.
Kana eddy yazvino kuyedza ikashandiswa, inofanirwa kuve yakavakirwa pachiyero chakanyanya kuomarara kupfuura EY kirasi chiratidzo muJIS G 0583.
| Zita dhayamita | Kunze dhayamita | Kukora kwemadziro | Unit mass | Nhamba yehurongwa (Sch Nha.) | |
| A | B | mm | mm | kg/m | |
| 6 | 1/8 | 10.5 | 1.7 | 0.369 | 40 |
| 6 | 1/8 | 10.5 | 2.2 | 0.450 | 60 |
| 6 | 1/8 | 10.5 | 2.4 | 0.479 | 80 |
| 8 | 1/4 | 13.8 | 2.2 | 0.629 | 40 |
| 8 | 1/4 | 13.8 | 2.4 | 0.675 | 60 |
| 8 | 1/4 | 13.8 | 3.0 | 0.799 | 80 |
| 10 | 3/8 | 17.3 | 2.3 | 0.851 | 40 |
| 10 | 3/8 | 17.3 | 2.8 | 1.00 | 60 |
| 10 | 3/8 | 17.3 | 3.2 | 1.11 | 80 |
| 15 | 1/2 | 21.7 | 2.8 | 1.31 | 40 |
| 15 | 1/2 | 21.7 | 3.2 | 1.46 | 60 |
| 15 | 1/2 | 21.7 | 3.7 | 1.64 | 80 |
| 20 | 3/4 | 27.2 | 2.9 | 1.74 | 40 |
| 20 | 3/4 | 27.2 | 3.4 | 2.00 | 60 |
| 20 | 3/4 | 27.2 | 3.9 | 2.24 | 80 |
| 25 | 1 | 34.0 | 3.4 | 2.57 | 40 |
| 25 | 1 | 34.0 | 3.9 | 2.89 | 60 |
| 25 | 1 | 34.0 | 4.5 | 3.27 | 80 |
| 32 | 1 1/4 | 42.7 | 3.6 | 3.47 | 40 |
| 32 | 1 1/4 | 42.7 | 4.5 | 4.24 | 60 |
| 32 | 1 1/4 | 42.7 | 4.9 | 4.57 | 80 |
| 40 | 1 1/2 | 48.6 | 3.7 | 4.10 | 40 |
| 40 | 1 1/2 | 48.6 | 4.5 | 4.89 | 60 |
| 40 | 1 1/2 | 48.6 | 5.1 | 5.47 | 80 |
| 50 | 2 | 60.5 | 3.2 | 4.52 | 20 |
| 50 | 2 | 60.5 | 3.9 | 5.44 | 40 |
| 50 | 2 | 60.5 | 4.9 | 6.72 | 60 |
| 50 | 2 | 60.5 | 5.5 | 7.46 | 80 |
| 65 | 2 1/2 | 76.3 | 4.5 | 7.97 | 20 |
| 65 | 2 1/2 | 76.3 | 5.2 | 9.12 | 40 |
| 65 | 2 1/2 | 76.3 | 6.0 | 10.4 | 60 |
| 65 | 2 1/2 | 76.3 | 7.0 | 12.0 | 80 |
| 80 | 3 | 89.1 | 4.5 | 9.39 | 20 |
| 80 | 3 | 89.1 | 5.5 | 11.3 | 40 |
| 80 | 3 | 89.1 | 6.6 | 13.4 | 60 |
| 80 | 3 | 89.1 | 7.6 | 15.3 | 80 |
| 90 | 3 1/2 | 101.6 | 4.5 | 10.8 | 20 |
| 90 | 3 1/2 | 101.6 | 5.7 | 13.5 | 40 |
| 90 | 3 1/2 | 101.6 | 7.0 | 16.3 | 60 |
| 90 | 3 1/2 | 101.6 | 8.1 | 18.7 | 80 |
| 100 | 4 | 114.3 | 4.9 | 13.2 | 20 |
| 100 | 4 | 114.3 | 6.0 | 16.0 | 40 |
| 100 | 4 | 114.3 | 7.1 | 18.8 | 60 |
| 100 | 4 | 114.3 | 8.6 | 22.4 | 80 |
| 125 | 5 | 139.8 | 5.1 | 16.9 | 20 |
| 125 | 5 | 139.8 | 6.6 | 12.7 | 40 |
| 125 | 5 | 139.8 | 8.1 | 26.3 | 60 |
| 125 | 5 | 139.8 | 9.5 | 30.5 | 80 |
| 150 | 6 | 165.2 | 5.5 | 21.7 | 20 |
| 150 | 6 | 165.2 | 7.1 | 27.7 | 40 |
| 150 | 6 | 165.2 | 9.3 | 35.8 | 60 |
| 150 | 6 | 165.2 | 11.0 | 41.8 | 80 |
| 200 | 8 | 216.3 | 6.4 | 33.1 | 20 |
| 200 | 8 | 216.3 | 7.0 | 36.1 | 30 |
| 200 | 8 | 216.3 | 8.2 | 42.1 | 40 |
| 200 | 8 | 216.3 | 10.3 | 52.3 | 60 |
| 200 | 8 | 216.3 | 12.7 | 63.8 | 80 |
| 250 | 10 | 267.4 | 6.4 | 41.2 | 20 |
| 250 | 10 | 267.4 | 7.8 | 49.9 | 30 |
| 250 | 10 | 267.4 | 9.3 | 59.2 | 40 |
| 250 | 10 | 267.4 | 12.7 | 79.8 | 60 |
| 250 | 10 | 267.4 | 15.1 | 93.9 | 80 |
| 300 | 12 | 318.5 | 6.4 | 49.3 | 20 |
| 300 | 12 | 318.5 | 8.4 | 64.2 | 30 |
| 300 | 12 | 318.5 | 10.3 | 78.3 | 40 |
| 300 | 12 | 318.5 | 14.3 | 107 | 60 |
| 300 | 12 | 318.5 | 17.4 | 129 | 80 |
| 350 | 14 | 355.6 | 6.4 | 55.1 | 10 |
| 350 | 14 | 355.6 | 7.9 | 67.7 | 20 |
| 350 | 14 | 355.6 | 9.5 | 81.1 | 30 |
| 350 | 14 | 355.6 | 11.1 | 94.3 | 40 |
| 350 | 14 | 355.6 | 15.1 | 127 | 60 |
| 350 | 14 | 355.6 | 19.0 | 158 | 80 |
| 400 | 16 | 406.4 | 6.4 | 63.1 | 10 |
| 400 | 16 | 406.4 | 7.9 | 77.6 | 20 |
| 400 | 16 | 406.4 | 9.5 | 93.0 | 30 |
| 400 | 16 | 406.4 | 12.7 | 123 | 40 |
| 400 | 16 | 406.4 | 16.7 | 160 | 60 |
| 400 | 16 | 406.4 | 21.4 | 203 | 80 |
| 450 | 18 | 457.2 | 6.4 | 71.1 | 10 |
| 450 | 18 | 457.2 | 7.9 | 87.5 | 20 |
| 450 | 18 | 457.2 | 11.1 | 122 | 30 |
| 450 | 18 | 457.2 | 14.3 | 156 | 40 |
| 450 | 18 | 457.2 | 19.0 | 205 | 60 |
| 450 | 18 | 457.2 | 23.8 | 254 | 80 |
| 500 | 20 | 508.0 | 6.4 | 79.2 | 10 |
| 500 | 20 | 508.0 | 9.5 | 117 | 20 |
| 500 | 20 | 508.0 | 12.7 | 155 | 30 |
| 500 | 20 | 508.0 | 15.1 | 184 | 40 |
| 500 | 20 | 508.0 | 20.6 | 248 | 60 |
| 500 | 20 | 508.0 | 26.2 | 311 | 80 |
| 550 | 22 | 558.8 | 6.4 | 87.2 | 10 |
| 550 | 22 | 558.8 | 9.5 | 129 | 20 |
| 550 | 22 | 558.8 | 12.7 | 171 | 30 |
| 550 | 22 | 558.8 | 15.9 | 213 | 40 |
| 600 | 24 | 609.6 | 6.4 | 95.2 | 10 |
| 600 | 24 | 609.6 | 9.5 | 141 | 20 |
| 600 | 24 | 609.6 | 14.3 | 210 | 30 |
| 650 | 26 | 660.4 | 7.9 | 127 | 10 |
| 650 | 26 | 660.4 | 12.7 | 203 | 20 |
JIS G 3454 inosanganisirapurogiramu 10, purogiramu 20, purogiramu 30, purogiramu 40, purogiramu 60,uyepurogiramu 80.
Unogona kudzvanya pane iyo purogiramu Nha. yaunoda kuona;isu takaronga inoenderana PDF shanduro kuti zvive nyore kwauri.
JIS G 3454 Kushivirira kwedhayamita rekunze, ukobvu hwemadziro, eccentricity, uye kureba kuchazadzisa zvinotevera zvinodiwa.
Kubva payakavambwa muna 2014, Botop Steel yave mutengesi anotungamira wekabhoni simbi pombi kuChamhembe kweChina, inozivikanwa nebasa repamusoro, zvigadzirwa zvemhando yepamusoro, uye mhinduro dzakakwana.
Iyo kambani inopa dzakasiyana siyana dzekabhoni simbi mapaipi uye zvigadzirwa zvine hukama, zvinosanganisira isina musono, ERW, LSAW, uye SSAW simbi pombi, pamwe neyakakwana mutsara wepombi fittings uye flanges.
Zvigadzirwa zvayo zvehunyanzvi zvinosanganisira alloys epamusoro-giredhi uye austenitic simbi isina tsvina, yakagadzirirwa kusangana nezvinodiwa zveakasiyana mapurojekiti epombi.
Ndapota taura nesu, tichakupa iwe yakakwirira-yemhando, yakajairwa simbi mapaipi ane hunyanzvi uye inoshanda basa.Botop anotarisira kukushandira.
