Akụkụ nke ọkwa ígwè
| ASTMW5 | ASTMH13 | ASTM1015 | ASTM1045 | GB 20Mn | ASTM4140 | ASTM4135 |
| JIS SKS8 | JISSKD61 | JISS15C | JIS S45C | ASTM1022 | GB42CrMo | JISSCM435 |
Ọkọlọtọ na ihe onwunwe
● Ọkọlọtọ: tube ọkpọkọ mmiri ọkụ HRSG
GB 5130-2008 Tube ígwè na-enweghị ntụpọ maka boiler nrụgide dị elu
ASME SA210 tube ígwè carbon ọkara na-enweghị ntụpọ maka boiler na superheater dị elu
ASME SA192 Tubọn carbon na-enweghị ntụpọ maka nrụgide dị elu
ASME SA213 SPLESS Ferritic na Austenitic Alloy ígwè, ihe na-ekpo ọkụ dị elu, na ihe na-agbanwe okpomọkụ. Ọdụ ụgbọ mmiri EN 10216-2. Ọnọdụ teknụzụ maka iji nrụgide eme ihe
● Isi ígwè nke HRSG nnukwu tube dị ogologo
SA210A1. SA210C. SA192. SA213-T11. SA213-T22. SA213-T91. SA213-T92. 20G. 15CRMOG. 12CRMOVG. P335GH.13CRMO4-5 ECT.
Ihe mejupụtara kemịkalụ (1020)
| C | Si | Mn | P | S | Ni | Cr | Cu |
| 0.17~0.23 | 0.17~0.37 | 0.35~0.65 | ≤0.035 | ≤0.035 | ≤0.30 | ≤0.25 | ≤0.25 |
Ọkọlọtọ
| ASTM | Amerịka | Òtù Ndị Injinia Mekaniki nke Ndị Amerịkan |
| AISI | Amerịka | Nkọwa okwu nke American Iron and Steel Institute |
| JIS | JP | Ụkpụrụ Ụlọ Ọrụ Japan |
| DIN | GER | Deutsches Institut für Normung eV |
| UNS | Amerịka | Sistemụ Ọnụọgụ Dị n'Otu |
Uru Ngwaahịa
1. Ike dị elu
2. Ezigbo ihe onwunwe nhazi
3. Ezigbo nguzozi ihe onwunwe zuru oke
Nkọwa Atụmatụ
N'oge a na-ejikọta ya, HRSC ga-emegharị okpomọkụ nke tubine ma mepụta uzuoku iji mepụta ọkụ eletrik. HRSG tubes dị ogologo bụ isi ihe dị na HRSG. Ngwaahịa anyị nwere oke nha dị iche iche. Anyị nwere ọtụtụ asambodo ma na-ebuga ya ihe karịrị afọ 10.
Ihe mejupụtara kemịkalụ (%)
| Ọkwa | C | Si | Mn | S | P | Cr | Mo | V | Ti | B | W | Ni | Al | Nb | N |
| 20G | 0.17-0.23 | 0.17-0.37 | 0.35-0.65 | 0.015 | 0.025 | ||||||||||
| 20 MnG | 0.17-0.24 | 0.17-0.37 | 0.70-1.00 | 0.015 | 0.025 | ||||||||||
| 25 MnG | 0.22-0.27 | 0.17-0.37 | 0.70-1.00 | 0.015 | 0.025 | ||||||||||
| 15 MoG | 0.12-0.20 | 0.17-0.37 | 0.40-0.80 | 0.015 | 0.025 | 0.25-0.35 | |||||||||
| 20 MoG | 0.15-0.25 | 0.17-0.37 | 0.40-0.80 | 0.015 | 0.025 | 0.44-0.65 | |||||||||
| 12CrMoG | 0.08-0.15 | 0.17-0.37 | 0.40-0.70 | 0.015 | 0.025 | 0.40-0.70 | 0.40-0.55 | ||||||||
| 15CrMoG | 0.12-0.18 | 0.17-0.37 | 0.40-0.70 | 0.015 | 0.025 | 0.80-1.10 | 0.40-0.55 | ||||||||
| 12Cr2MoG | 0.08-0.15 | ≤0.60 | 0.40-0.60 | 0.015 | 0.025 | 2.00-2.50 | 0.90-1.13 | ||||||||
| 12Cr1MoVG | 0.08-0.15 | 0.17-0.37 | 0.40-0.70 | 0.01 | 0.025 | 0.90-1.20 | 0.25-0.35 | 0.15-0.30 | |||||||
| 12Cr2MoWVTiB | 0.08-0.15 | 0.45-0.75 | 0.45-0.65 | 0.015 | 0.025 | 1.60-2.10 | 0.50-0.65 | 0.28-0.42 | 0.08-0.18 | 0.002-0.008 | 0.30-0.55 | ||||
| 10Cr9Mo1VNbN | 0.08-0.12 | 0.20-0.50 | 0.30-0.60 | 0.01 | 0.02 | 8.00-9.50 | 0.85-1.05 | 0.18-0.25 | ≤0.040 | ≤0.040 | 0.06-0.10 | 0.03-0.07 |
Njirimara Mekaniki
| Ọkwa | Ike ọdụdọ | Isi Mwepụta (Mpa) | Ogologo oge (%) | Mmetụta (J) |
| (Mpa) | ọ dịghị obere karịa | ọ dịghị obere karịa | ọ dịghị obere karịa | |
| 20G | 410-550 | 245 | 24/22 | 40/27 |
| 25MnG | 485-640 | 275 | 20/18 | 40/27 |
| 15MoG | 450-600 | 270 | 22/20 | 40/27 |
| 20MoG | 415-665 | 220 | 22/20 | 40/27 |
| 12CrMoG | 410-560 | 205 | 21/19 | 40/27 |
| 12 Cr2MoG | 450-600 | 280 | 22/20 | 40/27 |
| 12 Cr1MoVG | 470-640 | 255 | 21/19 | 40/27 |
| 12Cr2MoWVTiB | 540-735 | 345 | 18 | 40/27 |
| 10Cr9Mo1VNb | ≥585 | 415 | 20 | 40 |
| 1Cr18Ni9 | ≥520 | 206 | 35 | |
| 1Cr19Ni11Nb | ≥520 | 206 | 35 |
A na-eji ọkpọkọ mmiri ọkụ eme ihe n'ụlọ ọrụ ndị a
● Igwe mmiri ọkụ.
● Mmepụta ike.
● Ụlọ Ọrụ Mmanụ Ọkụ Fossil.
● Ụlọ ọrụ ọkụ eletrik.
● Ụlọ Ọrụ Nhazi Ụlọ Ọrụ.
Nhazi zuru ezu
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