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 n'akụkụ akụkụ igwe 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. Ọkpụkpọ ebe a na-adọba ihe, shọvel ọkụ eletrik, gwongworo a na-ekpofu ihe igwe eletrik, ụgbọ ala ebe a na-egwuputa ihe, 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 | Ọla ọla kọpa 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