Site na mmepe ngwa ngwa nke nrụpụta ihe owuwu na mgbasawanye nke imepụta ihe nchara nchara, a na-eji nke nta nke nta tinye Q890 efere igwe siri ike na akụkụ arụ ọrụ dị ka nkwado hydraulic coal mines, ụgbọ ala dị arọ, na igwe ihe owuwu, ma na-ejikarị ya. na ogbunigwe na ihe owuwu injinia dị iche iche.Igwe mmiri na-adọba ihe, shọvel ọkụ eletrik, gwongworo na-ekpofu wiil eletrik, ụgbọ ala ndị na-egwupụta akụ, ndị na-egwupụta ihe, ndị na-ebu ibu, ndị na-ebu ụgbọ elu, ụdị cranes dị iche iche na akụrụngwa ndị ọzọ.
Q890 elu-ike ígwè isi ihe (GB T 16270-2009)
1.Chemical mejupụtara nke isi ihe
| Nlereanya | Q890C | Q890D | Q890E | Q890F | |
| Ọla Wt% | C | 0.20 | |||
| Si | 0.80 | ||||
| Mn | 2.00 | ||||
| P | 0.025 | 0.020 | |||
| S | 0.015 | 0.010 | |||
| Cu | 0,50 | ||||
| Cr | 1.50 | ||||
| Ni | 2.00 | ||||
| Mo | 0.70 | ||||
| B | 0,005 | ||||
| V | 0.12 | ||||
| Nb | 0.06 | ||||
| Ti | 0.05 | ||||
2.Mechanical Njirimara nke isi metal
| Nlereanya | Q890C | Q890D | Q890E | Q890F | |||
| Ọla Wt% | Ọkpụrụkpụ mm | ≤50 | Mpụta Ike Mpa | 890 | |||
| 50-100 | 830 | ||||||
| 100-150 | - | ||||||
| Ọkpụrụkpụ mm | ≤50 | ike ọdụdọ Mpa | 940-1100 | ||||
| 50-100 | 880-1100 | ||||||
| 100-150 | - | ||||||
| elongation mgbe ezumike % | 11 | ||||||
| Mmetụta nnabata ike J/℃ | 34/0 | 24/-20 | 27/-40 | 27/-60 | |||
Na-akwado ihe eji agbado ọkụ
| Ụdị waya | waya siri ike na-enweghị ọla kọpa | Igwe igwe ntụ ntụ ntụ |
| aha ngwaahịa | GMR-W80 | GCR-130GM |
| Ụkpụrụ isi | AWS A5.28 ER120S-G | - |
3.Typical mejupụtara (mere nkwụnye ego 80% Ar + 20% CO2)
| Nlereanya | GMR-W80 | GCR-130GM | |
| Ọla Wt% | C | 0.08 | 0.06 |
| Mn | 1.81 | 1.92 | |
| Si | 0.79 | 0.33 | |
| Ni | 2.36 | 2.70 | |
| Cr | 4.Typical n'ibu Njirimara (80% Ar + 20% CO2) 0.35 | 0.54 | |
| Mo | 0.60 | 0,50 | |
| P | 0,007 | 0.008 | |
| S | 0.009 | 0,005 | |
| Rịba ama | igwe ndochi | ọla edo edo | |
4.Typical n'ibu Njirimara (80% Ar + 20% CO2)
| Aha | GMR-W80 | GCR-130GM |
| Mpụta Ike Mpa | 900 | 930 |
| ike ọdụdọ Mpa | 950 | 990 |
| elongation mgbe ezumike % | 17 | 16 |
| Mmetụta nnabata ike J/℃ | 80/-40 | 60/-40 |
5.Akụkọ nnwale ndị ọzọ (GCR-130GM)
5. Usoro ndị ahịa na saịtị dị ndụ (GCR-130GM)
6.Na-atụ aro ịgbado ọkụ parameters
| Aha | GMR-W80 | GCR-130GM | |
| Nkọwapụta weld | ọkụ eletrik A | 260± 20 | 270±20 |
| Voltaji V | 27±1 | 28±1 | |
| ịgbado ọkụ ọsọ mm/min | 350±50 | 350±50 | |
| Okpomọkụ ℃ | 150± 15 | 150± 15 | |
N'ihi na obosara ngwa nke Q890 elu-ike ígwè, mgbe afọ nke nnyocha na mmepe nke ịgbado ọkụ consumables, anyị nwere abụọ usoro kwekọrọ ekwekọ na-akwado ịgbado ọkụ consumables, siri ike na metal ntụ ntụ isi, na nwere ọtụtụ engineering ngwa rụzuru.Nabata ndị ahịa ka ị kpọtụrụ ma họrọ!
Ozi ndị ọzọ zipu na ozi-e:export@welding-honest.com
Oge nzipu: Jan-18-2023