Munguva pfupi yapfuura, boka idzva reDIN 2391 St52 machubhu esimbi asina musono anodhonzwa nechandoyeIndia yapera zvinobudirira. Usati watumirwa,Simbi yeBotopyaita ongororo yakasimba yehukuru hwechigadzirwa ichi kuti ive nechokwadi chekuti chigadzirwa chacho chinosangana zvizere nezvinodiwa nehunyanzvi hwemutengi uye mwero wekururama (mifananidzo yeongororo yacho yakabatanidzwa pakupera kwechinyorwa).
Machubhu esimbi akagadzirwa nemazvo ichubhu dzesimbi dzine mativi akasimba uye dzemhando yepamusoro, dzinoshandiswa zvakanyanya mumidziyo ye hydraulic, pneumatic systems, zvikamu zvemotokari nezvimwe zvinoda kunyatsogadzirwa zvakanaka.
Maitiro anowanzo shandiswa ekugadzira machubhu esimbi asina musono anosanganisiraDIN 2391, EN 10305-1uyeGB/T 3639Pakati pavo, DIN 2391 St52 imhando inoshandiswa zvakanyanya, inozivikanwa nehunyanzvi hwayo hwakanaka hwemakanika uye kugona kwayo kugadzira michina zvakanaka.
Mamiriro ekutumira chinhu chakakosha chinokanganisa mashandiro emachubhu esimbi akanyatsogadzirwa, sezvo zvichisanganisira maitiro akasiyana ekupisa anoshandiswa pamachubhu.
| DIN 2391 | EN 10305-1 uye GB/T 3639 | Kugadzwa | Tsananguro |
| BK | +C | Kutonhora kwapera (kwakaoma) | Machubhu haapinzwe kupisa mushure mekutonhora kwekupedzisira uye, nokudaro, anoramba kuchinjika zvakanyanya. |
| BKW | +LC | Yapera kutonhora (yakapfava) | Kurapa kwekupedzisira kwekupisa kunoteverwa nekudhonza kunotonhora kunosanganisira kushanduka kushoma. Kugadziriswa kwakakodzera kunobvumira mwero wakati wekuti kutonhora kugadzike (semuenzaniso kukotama kunowedzera). |
| BKS | +SR | Inotonhorera uye inorerutsa kushushikana | Kurapa nekupisa kunoitwa mushure mekugadzirwa kwechando kwekupedzisira. Zvichienderana nemamiriro ekugadzirisa akakodzera, kuwedzera kwekushushikana kwasara kunobatanidzwa kunogonesa kuumbwa nekugadzirwa kusvika pamwero wakati. |
| GBK | +A | Yakanamirwa | Maitiro ekupedzisira ekugadzira simbi inotonhora anoteverwa nekunamirwa kwemvura mumhepo yakarongeka. |
| NBK | +N | Yakajairika | Maitiro ekupedzisira ekugadzira chitonhora anoteverwa nekunyungudutswa pamusoro penzvimbo yepamusoro yekushandura mumhepo inodzorwa. |
Machubhu eBK (+C) neBKW (+LC) anongoshandiswa muchando chete uye haadi kurapwa nekupisa, nepo BKS (+SR), GBK (+A), uye NBK (+N) dzichida kurapwa nekupisa kwakafanana mushure mekushanda muchando.
Pakutenga uku, mutengi anoda machubhu eDIN 2391 St52 akanyatsogadzirwa asina musono ari muchimiro cheBK. Hunhu hweSt52 munzvimbo dzakasiyana dzekutumira hunotsanangurwa zvakadzama pazasi.
| Giredhi resimbi | Kuumbwa kwemakemikari mu% nehuremu | ||||
| C | Si | Mn | P | S | |
| DIN 2391 St52 | 0.22 yepamusoro | 0.55 yepamusoro | 1.60 yakakwira | 0.025 yepamusoro | 0.025 yepamusoro |
| Mamiriro Ekupedzisira Ekupa | Simba Rekusimba Rm | Simba reGoho ReH | Kureba A5 |
| BK | Minimum 640 Mpa | — | Zvishoma 4% |
| BKW | Minimum 580 Mpa | — | Zvishoma 7% |
| BKS | Minimum 580 Mpa | Minimum 420 Mpa | Zvishoma 10% |
| GBK | Minimum 490 Mpa | — | Zvishoma 22% |
| NBK | 490 – 630 Mpa | Minimum 355 Mpa | Zvishoma 22% |
Odha iyi ine zvirevo zvakasiyana-siyana, panguva ino tiri kuratidza zvirevo zvechubhu ine OD 100mm × ID 80mm. Sekureva kweDIN 2391, kutsungirira kweOD neID pachirevo ichi i±0.45 mm, asi muchiitiko ichi, mutengi aida mwero wepamusoro wekururama uye akataura kutsungirira kwe±0.2 mm. Kuti ikwanise kuzadzisa zvinodiwa nemutengi, Botop Steel yakanyatsogadzirisa kutonga kwekururama kwechigadzirwa ichi, uye yakaongorora pombi yega yega yesimbi imwe neimwe isati yatumirwa kuti ive nechokwadi chekuti zvese zvinodiwa zvinosangana nazvo.
Mamwe emifananidzo chaiyo yekuongorora yakabatanidzwa pazasi:
Kuongororwa kwedhayamita rekunze (OD: 80 ± 0.2 mm)
Kuongororwa kwedhayamita yemukati (ID: 80 ± 0.2 mm)
Kuongorora Kureba
Botop yave ichinyanya kushanda muindasitiri yemapombi esimbi kwemakore mazhinji, uye kusimbirira kwayo pamhando yepamusoro uye mukurumbira wakanaka kwakaita kuti vatengi vakawanda vavimbe uye vazivikanwe pamusika. Nekushandira pamwe nevatengi, kambani iyi inoramba ichivandudza zvigadzirwa nemasevhisi ayo kuti zvienderane nezvinodiwa nemusika zvinogara zvichichinja.
Kana muine chero zvaunoda paipi yesimbi, munogona kutibata, timu yehunyanzvi yakagadzirira kukushandirai.
Nguva yekutumira: Chivabvu-09-2025