Wholesale Discount ASTM/ASME SA179 SA192 Inotonhora Yakakungurutswa Inopisa Yakanyururwa Yakanyungudika/Mazvo/Dema/Carbon Simbi Seamless Mapaipi eBoiler uye Heat Exchanger
Tsanangudzo Pfupi
DIN 17175 St45.8 mapaipi esimbi asina musono anogona kugadzirwa nekupisa kukungurutswa, kutonhora kutenderedza, kupisa kudzvanya, kupisa kudhirowa kana kutonhora kudhirowa.DIN 17175 St45.8 mapaipi esimbi asina musono anogona kushandiswa mukugadzira mabhoilers, pombi, midziyo yekumanikidza uye chiridzwa chinoshanda kusvika ku600 ° C uye tembiricha yakakwira.
Tine maturusi echizvino-zvino.Zvinhu zvedu zvinotengeswa kunze kwenyika zvakananga kuU.SA, UK uye zvichingodaro, tichinakidzwa nekumira kwakanyanya pakati pevatengi ve Wholesale Discount ASTM/ASME SA179 SA192 Cold Rolled Hot Dipped Galvanized/Precision/Dema/Carbon Steel Seamless Pipes for Boiler and Heat Exchanger,Tariro yechokwadi. tiri kusimuka pamwe chete nevatengi vedu pasi rose.
Tine maturusi echizvino-zvino.Zvinhu zvedu zvinotumirwa kune USA, UK uye zvichingodaro, zvichinakidzwa nekumira kwepamusoro pakati pevatengiChina Galvanized Steel Pipe uye Galvanized Steel Sheet Pipe, Kugadzira zvimwe zvigadzirwa zvekugadzira, kuchengetedza zvinhu zvemhando yepamusoro uye kugadzirisa kwete chete zvigadzirwa zvedu asi isu pachedu kuti tirambe tiri pamberi penyika, uye yekupedzisira asi inonyanya kukosha: kuita kuti mutengi wese agutsikane nezvose zvatinopa uye kukura. zvakasimba pamwe chete.Kuti uve mukundi chaiye, tanga pano!
Kugadzira: Seamless Maitiro.
Zviyero zvekunze: 14mm-711mm.
Wall ukobvu: 2mm-60mm.
Kureba: Hurefu hwakareba (6m, 9m, 12m, 24m) kana hurefu hwakajairika (5-12m).
Inopera: Yakatsetseka, Yakakomberedzwa, Yakatsikwa.
Manufacturing Method
DIN 17175 St45.8 mapaipi esimbi asina musono anogona kugadzirwa nekupisa kukungurutswa, kutonhora kutenderedza, kupisa kudzvanya, kupisa kudhirowa kana kutonhora kudhirowa.
Mapombi esimbi anogona kunyungudutswa mumoto wakavhurika kana muchoto chemagetsi zvinoenderana neokisijeni kuridza nzira, uye simbi dzese dzinofanirwa kukandwa statically.
Kuwanikwa
17175 St45.8 seamless simbi pombi ichaunzwa nekwakakodzera kupisa kurapwa.Kurapa kupisa kunosanganisira:
- Normalization.
- Kushungurudza.
- Kupisa;kubva pakudzima tembiricha, haina kutonhora, asi inodziya.
- Gadzirisa huwandu neisothermal shanduko nzira.
| Steel Giredhi | Thermal processing ℃ | Normalizing ℃ | Tempering | ||
| Giredhi | Nhamba yezvinhu | Kudzima tembiricha ℃ | Kupisa tembiricha ℃ | ||
| St45.8 | 1.0405 | 1100 kusvika 850°C | 870-900 | - | - |
| Standard:DIN 17175 | Giredhi | Kemikari yakagadzirwa(%) | |||||
| C | Si | Mn | P, S | Cr | Mo | ||
| St45.8 | ≤0.21 | 0.10-0.35 | 0.40-1.20 | ≤0.030 | / | / | |
| Giredhi | Tensile Simba (MPa) | Goho Simba (MPa) | Elongation(%) |
| St45.8 | 410-530 | ≥255 | ≥21 |
Pepa rakatetepa rinofanirwa kutorwa kumucheto wepamusoro pese denderedzwa kana square bar ingot yepickling bvunzo kuti uone kana magumo ekumusoro akachekwa zvakakwana.Ultrasonic bvunzo inogona zvakare kuitwa pane shrinkage gomba sekusarudzwa nemupi.
Muedzo:
Muedzo wekuongorora chemakemikari
hydrostatictest
Tensile test
Notched impact test
Kuedza simba regoho
Mhedziso yemhete
Nondestructive test
Tube Flag
Yese mapaipi esimbi anotumirwa kuongororwa uye kugamuchirwa achaiswa chiratidzo kuruboshwe uye kurudyi mativi epombi kupera pa300 mm.Chiratidzo chinowanzova nhamba.Machubhu akatetepa anogona kushandiswa mune mamwe maitiro.
Kumaka uye kuronga
Giredhi resimbi kana nhamba yezvinhu zvinofanirwa kunyorwa kune chidimbu chechigadzirwa sezvakaratidzwa mumuenzaniso unotevera:
Muenzaniso 1:
A DIN 17175 kunze dhayamita 63mm, madziro ukobvu 2.5 mm simbi giredhi ST45.8 zvinhu, nhamba 1.03 0 5 musono simbi pombi ane zita rakanyorwa: simbi nyere DIN 17175-ST45.8 – 63 × 2.5 kana simbi pombi DIN 17175 -1.03 – 63 × 2 .5.
Tine maturusi echizvino-zvino.Zvinhu zvedu zvinotengeswa kunze kwenyika zvakananga kuU.SA, UK uye zvichingodaro, tichinakidzwa nekumira kwakanyanya pakati pevatengi ve Wholesale Discount ASTM/ASME SA179 SA192 Cold Rolled Hot Dipped Galvanized/Precision/Dema/Carbon Steel Seamless Pipes for Boiler and Heat Exchanger,Tariro yechokwadi. tiri kusimuka pamwe chete nevatengi vedu pasi rose.
Wholesale DiscountChina Galvanized Steel Pipe uye Galvanized Steel Sheet Pipe, Kugadzira zvimwe zvigadzirwa zvekugadzira, kuchengetedza zvinhu zvemhando yepamusoro uye kugadzirisa kwete chete zvigadzirwa zvedu asi isu pachedu kuti tirambe tiri pamberi penyika, uye yekupedzisira asi inonyanya kukosha: kuita kuti mutengi wese agutsikane nezvose zvatinopa uye kukura. zvakasimba pamwe chete.Kuti uve mukundi chaiye, tanga pano!
