Ib feem ntawm qib hlau
| ASTMW5 | ASTMH13 | ASTM1015 | ASTM1045 | GB 20Mn | ASTM4140 | ASTM4135 |
| JIS SKS8 | JISSKD61 | JISS15C | JIS S45C | ASTM1022 | GB42CrMo | JISSCM435 |
Tus Qauv thiab Khoom Siv
● Txheem: HRSG boiler raj
GB 5130-2008 Seamless steel tube rau high pressure boiler
ASME SA210 Seamless nruab nrab carbon steel raj rau siab siab boiler thiab superheater
ASME SA192 Seamless carbon tube rau kev kub siab
ASME SA213 SEAMLESS Ferritic thiab Austenitic Alloy steel boiler, super heater, thiab Heat exchanger Tubes EN 10216-2 Seamless Steel Tubes Cov Kev Cai rau Kev Siv Siab
● Cov qib hlau tseem ceeb ntawm HRSG lub raj ntev heev
SA210A1. SA210C. SA192. SA213-T11. SA213-T22. SA213-T91. SA213-T92. 20G. 15CRMOG. 12CRMOVG. P335GH. 13CRMO4-5 ECT.
Cov tshuaj lom neeg muaj pes tsawg leeg (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 |
Tus Qauv
| ASTM | Tebchaws Meskas | Lub Koom Haum Amelikas ntawm Cov Kws Ua Haujlwm Tshuab |
| AISI | Tebchaws Meskas | Lub npe luv ntawm American Iron and Steel Institute |
| JIS | JP | Cov Qauv Kev Lag Luam Nyiv |
| DIN | GER | Deutsches Institut für Normung eV |
| UNS | Tebchaws Meskas | Kev Siv Tus Naj Npawb Ua Ib Ke |
Cov Khoom Zoo
1. Lub zog siab
2. Cov cuab yeej ua haujlwm zoo
3. Kev sib npaug ntawm cov cuab yeej cuab tam zoo
Cov yam ntxwv piav qhia
Hauv lub voj voog ua ke, cov cua sov pov tseg ntawm lub raj xa dej yuav raug rov ua dua los ntawm HRSC thiab tsim cov pa dej los tsim hluav taws xob. HRSG cov raj ntev ntev yog cov khoom tseem ceeb ntawm HRSG. Peb cov khoom muaj ntau qhov ntau thiab tsawg. Peb muaj ntau daim ntawv pov thawj thiab xa tawm ntau dua 10 xyoo.
Cov Tshuaj Lom Zem (%)
| Qib | 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 |
Cov Khoom Siv Kho Tshuab
| Qib | Lub zog tensile | Cov ntsiab lus tawm los (Mpa) | Kev ntev (%) | Kev cuam tshuam (J) |
| (Mpa) | tsis tsawg dua | tsis tsawg dua | tsis tsawg dua | |
| 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 |
Cov kav dej boiler siv rau hauv cov lag luam no
● Cov Pa Hluav Taws Xob.
● Kev Tsim Hluav Taws Xob.
● Cov Chaw Tsim Roj Fossil.
● Cov Chaw Tsim Hluav Taws Xob.
● Cov Chaw Ua Khoom Siv Hauv Kev Lag Luam.
Kev kos duab ntxaws ntxaws
-
ASME SA192 Boiler Kav / A192 Seamless Hlau Kav
-
SA210 Seamless Hlau Boiler Raj
-
ASTM A106 Qib B Seamless Yeeb Nkab
-
ASTM A312 Cov Yeeb Nkab Hlau Stainless Seamless
-
A106 GrB Seamless Grouting Steel Pipes rau Pile
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4140 Alloy Steel Tube & AISI 4140 Yeeb Nkab
-
ASTM A335 Cov Yeeb Nkab Hlau Alloy 42CRMO
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SSAW Cov Yeeb Nkab Hlau / Cov Yeeb Nkab Weld Kauv
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API5L Cov Yeeb Nkab Hlau Carbon / ERW Yeeb Nkab
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ASTM A53 Qib A & B Cov Yeeb Nkab Hlau ERW Yeeb Nkab














