Black Steel Pipe
Simbi yakasviba:
Simbi nhema isimbi isina kuvharwa uye inonziwo simbi nhema.Kana pombi yesimbi inogadzirwa, dema oxide sikero inoumbwa pamusoro payo kuti ipe kupera kunoonekwa pamhando iyi yepombi.Nekuda kwekuti simbi nhema inokwanisa kuita ngura uye kuita ngura, fekitori inoipfekedzawo nemafuta anodzivirira.Idzo simbi nhema dzinoshandiswa pakugadzira pombi uye chubhu, iyo isingazoiti ngura kwenguva yakareba uye inoda kudiki kwazvo kugadzirisa.Inotengeswa mune yakajairwa 21-tsoka kureba TBE.
Kushandiswa kwepombi yesimbi nhema::
Pombi yesimbi nhema inoshandiswa zvakanyanya kune zvakajairwa kushandiswa mumvura, gasi, mhepo uye chiutsi, machubhu esimbi nhema uye pombi anoshandiswa kugovera gasi mukati nekunze kwemba uye nekutenderera kwemvura inopisa muma boiler masisitimu.Inoshandiswawo kumapombi emutsetse mumaindasitiri emafuta nepetroleum, kumatsime emvura uye kumvura, gasi netsvina.Iyo haishandiswe pamvura inonwiwa kana kudhiza tsvina kana mitsetse yemhepo.
Black simbi pombi:
Mapaipi esimbi nhema nemachubhu anochekwa oiswa shinda kuti akwane basa racho.Zvishongedzero zverudzi urwu rwepombi ndezvakasviba zvinogoneka (zvinyoro) zvakakandwa simbi.Vanobatana nekukwenya papombi yakarukwa, mushure mekushandisa kadiki kadiki kepombi yejoint compound pashinda.Hombe dhayamita pombi inoiswa welded pane kuita thread.Pombi yesimbi nhema inochekwa pamwe neheavy-duty tube cutter kana cutoff saw kana nehacksaw.Kana pombi yesimbi inogadzirwa, dema oxide sikero inoumbwa pamusoro payo kuti ipe kupera kunoonekwa pamhando iyi yepombi.Nekuti simbi inokwanisa kuita ngura uye kuita ngura, fekitori inoipfekedzawo nemafuta anodzivirira.Idzo simbi nhema dzinoshandiswa pakugadzira pombi uye chubhu, iyo isingazoiti ngura kwenguva yakareba uye inoda kudiki kwazvo kugadzirisa.Inotengeswa mune yakajairwa 21-tsoka kureba TBE.
| Product | pombi yesimbi nhema | |
| Standard | USA | ASTM A53/A106/A178/A179/A192/A210/A213/API 5L/5CT |
| Japani | JIS G3452/G3454/G3456/G3457/G3458/G3460/3461/3462/3464 | |
| ChiJerimani | DIN 1626/17175/1629-4/2448/2391/17200 SEW680 | |
| Britain | BS 1387/1600/1717/1640/3601/3602/3059/1775 | |
| Rashiya | GOST 8732/8731/3183 | |
| China | GB/T8162/T8163 GB5310/6579/9948 | |
| Material Giredhi | USA | Gr.B/Gr.A/A179/A192/A-1/T11/T12/T22/P1/FP1/T5/4140/4130 |
| Japani | STPG38,STB30,STS38,STB33,STB42,STS49, STBA23,STPA25,STPA23,STBA20 | |
| ChiJerimani | ST33,ST37,ST35,ST35.8,ST45,ST52,15Mo3, 13CrMo44, 1.0309, 1.0305, 1.0405 | |
| Britain | Pazasi, Pakati, pakakwirira | |
| Rashiya | 10, 20, 35, 45, 20X | |
| China | 10#, 20#, 16Mn, 20G, 15MoG, 15CrMo, 30CrMo, 42Crmo, 27SiMn, 20CrMo | |
| dema simbi pipedimensions uye saizi | Kunze Diameter | 8.7mm-720mm |
| Kukora Kwemadziro | 0.75mm-120mm | |
| Urefu | 4-12m | |
| Dziviriro | Makepisi epurasitiki/ Kesi yemapuranga | |
| Surface | Pendi yakasviba / yakasvibiswa pamusoro, anti-corrosion mafuta, galvanized kana sezvinodiwa nemutengi | |
Pendi yakasviba / yakasvibiswa pamusoro, anti-corrosion mafuta,
galvanized kana sezvinodiwa nemutengi
