Munyika yeinjiniya yemazuva ano nekugadzira zvinhu, kudiwa kwesimbi dzakasimba, dzinochinjika, uye dzinogara kwenguva refuHazvina kumbobvira zvambova zvikuru. Pakati pezvinhu izvi zvepamusoro,Simbi yemhando yeP690inoonekwa seimwe yesarudzo dzakavimbika kwazvo dzekushandisa zvinhu zvine basa guru. Chinyorwa chino chakanyorwa naSAKYSTELInoongorora tsananguro, maumbirwo, hunhu, uye mashandisirwo esimbi yeP690, ichibatsira mainjiniya, vagadziri, uye vatariri vemapurojekiti kunzwisisa kuti sei mhando iyi yava sarudzo inofarirwa mumidziyo inomanikidza, mapuratifomu ekunze, uye zvivakwa zvine simba rakawanda.
1. Pfupiso yeP690 Grade Steel
P690isimbi yakasimba uye yakapfavainonyanya kushandiswa mukugadzirwa kwemidziyo yekumanikidza, mabhoyira, uye zvinhu zvinorema zvemuumbi"P" muzita rayo inorevasimbi yesimbi yekumanikidza, nepo nhamba "690" ichirevasimba shoma regoho re690 MPa, iyo yakanyanya kukwira zvichienzaniswa nesimbi dzemazuva ano.
Chinyorwa ichi chikamu cheEN 10028-6 chiyero, iyo inotsanangura simbi dzezvinangwa zvekumanikidzwa dzinoitwakurapwa kwekupisa kwakadzima uye kwakapfava (QT)Nekuda kwekushanda kwayo kwepamusoro-soro kwemakanika uye kugona kwayo kuchinjika nguva dzose,P690inogamuchirwa zvakanyanya muzvikamu zvesimba, petrochemical, zvegungwa, uye zvekudzivirira.
Hunhu Hukuru:
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Simba shoma regoho: 690 MPa
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Simba rekusimba: 770–940 MPa
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Kurapa kupisa: Kudzimwa uye kunyoroveswa
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Kusimba kwakanyanya pakupisa kwakaderera
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Kugona kupinza zvakanaka kana uchidziisa usati waisa mvura uye uchigadzirisa mushure mekupinza mvura
At SAKYSTEL, tinopaP690Q, P690QL, uye P690QL2mhando dzakasiyana dzesimba, dzichipa mhando dzakasiyana dzesimba rakakodzera nzvimbo dzakasiyana dzebasa.
2. Mhando dzakasiyana uye Mitemo
P690 yakakamurwa kuita zvikamu zvitatu zvidiki zvichienderana nezvinodiwa pakuedza tembiricha:
| Giredhi | Kugadzwa | Kupisa Kushoma Kwekukanganisa Kwekuyedza | Kushandiswa Kwakajairika |
|---|---|---|---|
| P690Q | Yakadzimwa & Yakapfava | 0°C | Mitsipa yekumanikidza yakawanda |
| P690QL | Yakadzimwa & Yakapfava (Tembiricha yakaderera) | -40°C | Kunze kwegungwa & cryogenic |
| P690QL2 | Yakadzimwa & Yakapfava (Tembiricha yakaderera zvakanyanya) | -60°C | Nzvimbo dzeArctic nedzepasi pezero |
Magiredhi ese aya anoenderanaEN 10028-6uye zvinogonawo kupihwa kuneASME/ASTM zvakaenzanakana zvakumbirwa. Ndiro yega yega kana chikamu chayo kubvaSAKYSTELinogona kuteverwa zvizere, inopiwa neChitupa cheEN 10204 che3.1 kana 3.2, uye yakaedzwa zvichienderana nemitemo yepasi rose.
3. Kuumbwa kweMakemikoro
Iyokuumbwa kwemakemikariSimbi yeP690 inoenzaniswa zvakanaka kuti iwane simba rakawanda pasina kukanganisa kuchinjika kana kuoma kwayo. Mhando yakajairika inoratidzwa pazasi:
| Chinhu | Zviri Mukati (%) |
|---|---|
| Kabhoni (C) | 0.18 yakakwira |
| Silikoni (Si) | 0.50 yakakwira |
| Manganese (Mn) | 0.60–1.70 |
| Phosphorus (P) | 0.025 yepamusoro |
| Sarufa (S) | 0.015 yepamusoro |
| Chromium (Cr) | 1.00–2.00 |
| Nickel (Ni) | 1.00–2.00 |
| Molybdenum (Mo) | 0.30–0.70 |
| Vanadium (V) | 0.08–0.20 |
Iyomusanganiswa weNi, Cr, uye Moinopa zvakanakisisakuomarara uye kuramba ngura, panguva iyokabhoni shomainovimbisakugona kusundira zvakanaka.
4. Zvimiro zveMichina
Chinhu chikuru chesimbi yemhando yeP690 ndechekuti inemashandiro emakanika akasiyanaMushure mekudzima nekudzikamisa, chinhu ichi chinopa kuenzana kwekusimba kukuru, kusimba kwekusimba, uye kusimba kunoita kuti chive chakakodzera mamiriro ekushanda akanyanya.
| Pfuma | Kukosha Kwakajairika |
|---|---|
| Simba reKubereka (MPa) | ≥690 |
| Simba reKusimba (MPa) | 770–940 |
| Kureba (%) | 14–16 |
| Simba reMhedzisiro (Charpy V-notch) | ≥60 J patembiricha yakatarwa |
| Kuoma (HBW) | ≤ 300 |
Kunyangwe mumamiriro ekunze asina kupisa zvakanyanya, P690 inochengetedzakusimba kwemhedzisiro uye ductility, kudzivirira kutadza kuputsika uye kuve nechokwadi chekuti kuvimbika kwenguva refu.
5. Maitiro Ekugadzira
Kugadzira simbi yemhando yeP690 kunodasimbi yepamusoro uye kurapwa kwekupisa kunodzorwakuti iwane chimiro chayo chakanaka. Maitiro acho anosanganisira:
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Kunyunguduka Kwepakutanga– Kushandisa Electric Arc Furnace (EAF) kana Basic Oxygen Furnace (BOF).
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Kunatsiridza– Chitofu cheLadle (LF) neVacuum Degassing (VD) kubvisa tsvina.
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Kuramba Kuchikanda– Kugadzira zvidimbu kana zvidimbu zvine musanganiswa wakafanana.
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Kupisa Kunotenderera– Maplate anomonerwa kusvika pakukora kwaunoda (kazhinji 6–120 mm).
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Kudzima– Kutonhodza nekukurumidza kuti pave nechimiro chemartensitic.
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Kudzikisa- Kudzoreredza kupisa kunodzorwa kuti kudzoreredze kuomarara uye kusimba.
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Kuedzwa kweUltrasonic & Surface- Kuona kuti ndiro dzacho hadzina matambudziko usati wadziisa.
SAKYSTELinoshandisa mitsetse yemazuva ano yekugadzira kuti ive nechokwadi chekutikurongeka kwemativi, kupedzisa pamusoro, uye kugadzikana kwemuchinapabhechi rega rega reP690.
6. Kubatanidza nekugadzira
Kunyange zvazvo simbi yeP690 ine simba guru, ichiripoinogona kusundirwa uchishandisa maitiro emazuva esezvakaita seSMAW, SAW, GTAW, kana GMAW — chero bedzi zvakakodzeraKupisa kwepakutanga uye kupisa mushure mekusveta (PWHT)maitiro anoteverwa.
Mazano Akakosha Ekugadzirisa Kucheka:
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Pisa kusvika 150–200°C kuderedza njodzi yekupwanyika kwehydrogen
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Chengetedza tembiricha yepakati pemasendimita pasi pe250°C
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Shandisa maelectrode asina hydrogen yakawanda (semuenzaniso, E11018-G)
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Ita PWHT pa580–620°C kuti uderedze kushushikana
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Iva nechokwadi chekuti kutonhora kunononoka mushure mekunamira kudzivirira kuwedzera kwekuomarara
Kudzora kwakakodzera panguva yekunamira kunovimbisamajoini ane ruzha asina njodzi yekuoma kana kurasikirwa nekusimba.
7. Maitiro Akajairika
Musanganiswa wesimba guru, kugona kusundira zvakanaka, uye kusimba kwemhedzisiroinoita kuti P690 ive yakanakira nzvimbo dzinoda mainjiniya akawanda. Mashandisirwo akajairika anosanganisira:
1. Midziyo Inodzvinyirira
Inoshandiswa mumaindasitiri emafuta, gasi, uye makemikariyemidziyo inobata kumanikidzwa kwakanyanya kwemukati uye midziyo inoparadza. Simba rayo guru rekugadzira rinobvumiramadziro matete, kuderedza huremu nemutengo.
2. Mapuratifomu ekunze
Magiredhi eP690QL neP690QL2 anoshandiswa kakawanda muzvikamu zvekuvaka zvekunze kwenyika, zvakaita semakumbo, mabraces, uye majaketi, uko kusimba kwakanyanya uye kushanda kwekupisa kwakaderera zvakakosha.
3. Maboilers uye Zvinochinja-chinja kupisa
Simba rekupisa kwakanyanya uye kugadzikana kunoita kuti P690 ikodzeremadhiramu ebhoyira nemagoko ekupisakushanda pasi pekumanikidzwa kwemuviri.
4. Michina Inorema uye Makireni
Inoshandiswa mumafuremu anorema, kusimudza mabhomuuyemaoko emakanika, P690 inopa simba rakawanda rekutakura zvinhu uye simba rekudzivirira kuneta.
5. Zvikumbiro zveDziviriro neMarine
Muzvivakwa zvemugungwa kana mota dzekudzivirira,mukana wesimba kana uremuyeP690 inovandudza dziviriro uku ichideredza huremu hwese.
8. Mabhenefiti ekushandisa P690 Steel
Kusarudza P690 kunopa mabhenefiti akawanda ekushanda uye ehupfumi zvichienzaniswa nesimbi dzemazuva ano dzakadai seP355 kana P460.
Zvakanakira Zvikuru:
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Simba Rakakwirira:Inobvumira magadzirirwo akatetepa emutoro mumwe chete, zvichideredza huremu hwese.
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Kugona Kupinza Zvakanaka:Inochengetedza hutano hwemajoini kana ikarapwa zvakanaka.
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Kusimba Kwakanyanya:Inotsungirira migumisiro inochinja-chinja uye tembiricha yakaderera.
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Kugara Kwakasimba:Inodzivirira kuneta uye kukuvara kweganda.
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Kushanda Nemutengo Wakanaka:Kuderera kweukobvu hwezvinhu kunotungamira kukudzikira kwemitengo yekugadzira nekutakura.
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Hupenyu Hwebasa Hwakawedzerwa:Kushanda zvakanaka mumamiriro ekushanda akaomarara.
SAKYSTELinopa zvigadzirwa zveP690 zvakagadzirirwa zvinoenderanazvinodiwa zvinoenderana neprojekiti— kubva pakukora kweplate uye kupedzwa kwayo kusvika pakusimba kwayo uye nhanho yekubvumidzwa kwayo.
9. Kuenzanisa nedzimwe Simbi dzeStructural
| Pfuma | P355 | P460 | P690 |
|---|---|---|---|
| Simba reKubereka (MPa) | 355 | 460 | 690 |
| Kurapa Kupisa | Yakajairika | Yakajairika | Yakadzimwa & Yakapfava |
| Kugona kusundira | Zvakanakisa | Kugona | Kupisa Kunodzorwa Kunodiwa |
| Kushandiswa | Ngarava dzakawanda | Kumanikidzwa kwepakati | Kumanikidzwa kwakanyanya, kumahombekombe |
| Kushanda Nehuremu | Zviri pakati nepakati | Kugona | Zvakanakisa |
Sezvakaratidzwa,P690 inopa simba rinodarika kaviri remuberekoyeP355, zvichibvumira vagadziri kugadzira midziyo yekumanikidza yakareruka asi yakasimba uye zvikamu zvekunze kwegungwa.
10. Kuvimbisa Hunhu uye Chitupa
Ndiro yega yega nechigadzirwa zvinopihwa neSAKYSTELinotsungirira zvakaomakuyedzwa nekuongororausati wasvika:
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Kuongororwa kweUltrasonic (UT) uye kuongororwa kwehurema hwepamusoro
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Miedzo yekusimba, kusimba, uye kuomararazvichienderana neEN 10028-6
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Kuongorora kurapwa kwekupisa(Zvinyorwa zveQ&T)
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Kuongororwa kwehukuru uye bvunzo yekutsetseka
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EN 10204 3.1 / 3.2 Chitupa
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Kuongorora kwevamwe (Lloyd's, DNV, SGS, TUV) kana zvakumbirwa
SAKYSTEEL inoramba iine zvesekuteverwa kubva pazvinhu zvakabikwa kusvika kune zvakagadzirwa, kuve nechokwadi chekuti mutengi wese ane chivimbo chakazara.
11. Mafomu Echigadzirwa Aripo
Simbi yemhando yeP690 inogona kupihwa mumhando dzakasiyana dzezvigadzirwa zvichienderana nezvinodiwa neprojekiti:
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Maplate: 6–120 mm ukobvu
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Zvidhinha zvakagadzirwa
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Maflanges nezvigadziko
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Mabhawa akamoneredzwa
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Cheka ma profiles uye maumbirwo akagadzirwa kare
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Zvikamu zvakagadzirwa nemaoko
Imwe neimwe inowanikwa nezvitupa zvechigayo, kurongedza kunze kwenyika, uye mishumo yekuongororayakagadzirira kutumirwa kune dzimwe nyika.
12. Nhungamiro dzeKuchengeta neKubata
Kuti simbi yeP690 irambe yakasimba isati yagadzirwa, kutarisirwa kunofanira kupihwakubata nekuchengetedza zvakanaka:
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Chengeta maplate munzvimbo dzakaoma, dzakafukidzwa kudzivirira ngura.
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Dzivisa kurongedza nesimbi dzakasiyana kuti udzivise kupindirana kwemagetsi.
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Shandisa zvishandiso zvekusimudza zvakapfava kudzivirira mavanga kana maburi pamusoro.
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Isa firimu remafuta ekudzivirira kwenguva pfupi kuti uchengetedze kwenguva refu.
Maitiro aya anobatsira kuchengetedza kunaka kwepamusoro uye kuvimbika kwemuchina kusvika kugadzirwa kwatanga.
13. Kutengeswa Kwepasi Pose uye Kufambiswa Kwezvinhu
Nemakumi emakore eruzivo rwekutengesa kunze kwenyika,SAKYSTELinoshandira vatengi muEurope, Middle East, Southeast Asia, neSouth AmericaChikwata chedu chekufambisa zvinhu chinopakuendesa zvinhu pasuo nesuo, inotsigira Incoterms dzakadai seFOB, CFR, CIF, uye DAP.
Tinogona zvakare kuronga:
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Masevhisi akachekwa-chekwa
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Kurongedza kwekutengesa kunze kwenyika kwakagadzirwa nemaitiro akasiyana
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Kutumirwa kwegwaro rekuyedza chigayo cheExpress
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Zvirongwa zvekugadzira zvinochinjika zvemapurojekiti ekukurumidzira
SAKYSTEEL yakazvipira kupazvinhu zvakavimbika uye kutumirwa panguva, kubatsira vatinoshanda navo kupedzisa mapurojekiti zvinobudirira uye nechivimbo.
14. Mibvunzo Inowanzo bvunzwa (Mibvunzo Inowanzo bvunzwa)
Mubvunzo 1: P690 inoshandiswa pai?
A1: P690 inonyanya kushandiswa mumidziyo yekumanikidza, zvivakwa zvekunze kwegungwa, uye zvinhu zvine simba guru zvinotakura mutorozvinoda simba guru rekugadzira uye kusimba.
Mubvunzo wechipiri: P690 inogona kusonwa here?
A2: Ehe, inogona kusungirirwa uchishandisa nzira dzechinyakare, asikupisa kwepakutanga uye PWHTzvinodiwa kudzivirira kutsemuka.
Mubvunzo wechitatu: Musiyano uripo pakati peP690Q neP690QL2 ndeupi?
A3: Musiyano uripo mutembiricha yekuedzwa kwemhedzisiro— Q inoedzwa pa0°C, QL pa -40°C, uye QL2 pa -60°C.
Mubvunzo wechina: Ko SAKYSTEEL inopa chitupa here?
A4: Ehe. Zvinhu zvese zvinounzwa neEN 10204 3.1 kana 3.2 zvitupauyekuongororwa kwebato rechitatuinogona kurongwa kana yakumbirwa.
Mubvunzo 5: P690 inogona kutsiva simbi dzeInconel kana Duplex here?
A5: Kwete zvakananga — P690 inopa simba rakafanana nemamwe magiredhi maviri asi haina simba rayo rekudzivirira ngura. Yakanakira simba rekuvaka, kwete nzvimbo dzine makemikari ane hukasha.
15. Mhedziso
Simbi yemhando yeP690inomiririra chizvarwa chitsva chezvinhu zvakasimba uye zvinodziya zvine simba guruyakagadzirirwa mashandisirwo einjiniya akakosha. Musanganiswa wayo weSimba rekupa simba re690 MPa, kusimba kwakanyanyauyekuchinjika kunodzorwaita kuti zvive zvakakosha kunemidziyo yekumanikidza, mapuratifomu ekunze, uye zvikamu zvinorema zvechivakwapasi rose.
NekusarudzaSAKYSTEL, unowana mukana wekuwana:
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Hunhu hwakasimba hunosimbiswa zvinoenderana nezvinodiwa nenyika dzese
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Sarudzo dzekugadzira nekuongorora dzakagadzirirwa iwe
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Kutumirwa kwepasi rose uye rutsigiro rwehunyanzvi
Nekuenderera mberi nekugadzira zvinhu zvitsva uye kuzvipira kuita zvakanaka,SAKYSTELinoramba iri yakomubatsiri akavimbika mukugadzirisa simbi ine simba guru.
Nguva yekutumira: Gumiguru-24-2025