Ib feem ntawm qib steel
ASTMW 5 | ASTMH 13 | ASTM 1015 Cov Lus Qhia Tshwj Xeeb | ASTM 1045 Cov Lus Qhia Tshwj Xeeb | GB 20 Mn | ASTM 4140 UAS | ASTM 4135 UAS |
JIS SKS 8 | JISSKD61 | JIS 15 C | JIS S45C | ASTM 1022 UAS | GB42CrMo | JISCM435 |
Txheem thiab Khoom siv
● Txuj: HRSG boiler raj
GB 5130-2008 Seamless steel raj rau kev kub siab boiler
ASME SA210 Seamless nruab nrab carbon steel raj rau kev kub siab boiler thiab superheater
ASME SA192 Seamless carbon raj rau kev kub siab
ASME SA213 SEAMLESS Ferritic thiab Austenitic Alloy steel boiler, super rhaub, thiab kub exchanger Tubes EN 10216-2 Seamless Steel Tubes Technical Conditions rau Kev Siv Siab
● Cov qib steel tseem ceeb ntawm HRSG super ntev raj
SA210A1. SA 210 C. SIB 192. SA213-T11. SA213-T22. SA213-T91. Qauv: SA213-T92. 20g ua. 15 CRMOG. 12 CRMOVG. P335GH.13CRMO4-5 ECT.
Tshuaj muaj pes tsawg leeg (1020)
C | Si | Mn | P | S | Ni | Cr | Cu |
0.17-0.23 Nws | 0.17-0.37 Nws | 0.35 ~ 0.65 hli | ≤ 0.035 | ≤ 0.035 | ≤ 0.30 | ≤ 0.25 | ≤ 0.25 |
Txuj
ASTM | Teb chaws USA | American Society of Mechanical Engineers |
AISI | Teb chaws USA | Lub ntsiab lus ntawm American Iron and Steel Institute |
JIS | JP | Japanese Industrial Standards |
DIN | GER | Deutsches Institut für Normung eV |
UNS | Teb chaws USA | Unified Numbering System |
Khoom zoo
1. Lub zog muaj zog
2. Zoo machining khoom
3. Cov cuab yeej zoo sib npaug
Feature Description
Hauv kev sib xyaw ua ke, cov khoom siv hluav taws xob tsis zoo yuav rov ua dua los ntawm HRSC thiab ua kom muaj zog los tsim hluav taws xob. HRSG super ntev tubes yog cov khoom tseem ceeb ntawm HRSG. Peb cov khoom tau npog ntau qhov ntau thiab tsawg. Peb muaj ntau daim ntawv pov thawj thiab xa tawm ntau tshaj 10 xyoo.
Chemical Compositions (%)
Qib | C | Si | Mn | S | P | Cr | Mo | V | Ti | B | W | Ni | Al | Nb | N |
20g ua | 0.17-0.23 dr hab | 0.17-0.37 Nws | 0.35-0.65 Nws | 0.015 ib | 0.025 ib | ||||||||||
20 MnG | 0.17-0.24 dr hab | 0.17-0.37 Nws | 0.70-1.00 Nws | 0.015 ib | 0.025 ib | ||||||||||
25 MnG | 0.22-0.27 Nws | 0.17-0.37 Nws | 0.70-1.00 Nws | 0.015 ib | 0.025 ib | ||||||||||
15 MOG | 0.12-0.20 Nws | 0.17-0.37 Nws | 0.40-0.80 Nws | 0.015 ib | 0.025 ib | 0.25-0.35 Nws | |||||||||
20 MOG | 0.15-0.25 dr hab | 0.17-0.37 Nws | 0.40-0.80 Nws | 0.015 ib | 0.025 ib | 0.44-0.65 Nws | |||||||||
12 CrMoG | 0.08-0.15 dr hab | 0.17-0.37 Nws | 0.40-0.70 Nws | 0.015 ib | 0.025 ib | 0.40-0.70 Nws | 0.40-0.55 Nws | ||||||||
15 CrMoG | 0.12-0.18 dr hab | 0.17-0.37 Nws | 0.40-0.70 Nws | 0.015 ib | 0.025 ib | 0.80-1.10 Nws | 0.40-0.55 Nws | ||||||||
12Cr2MoG | 0.08-0.15 dr hab | ≤0.60 | 0.40-0.60 Nws | 0.015 ib | 0.025 ib | 2.00-2.50 Nws | 0.90-1.13 Nws | ||||||||
12Cr1MoVG | 0.08-0.15 dr hab | 0.17-0.37 Nws | 0.40-0.70 Nws | 0.01 ib | 0.025 ib | 0.90-1.20 Nws | 0.25-0.35 Nws | 0.15-0.30 Nws | |||||||
12Cr2MoWVTiB | 0.08-0.15 dr hab | 0.45-0.75 Nws | 0.45-0.65 Nws | 0.015 ib | 0.025 ib | 1.60-2.10 Nws | 0.50-0.65 Nws | 0.28-0.42 Nws | 0.08-0.18 dr hab | 0.002-0.008 Nws | 0.30-0.55 dr hab | ||||
10Cr9Mo1VNbN | 0.08-0.12 dr hab | 0.20-0.50 Nws | 0.30-0.60 Nws | 0.01 ib | 0.02 ib | 8.00-9.50 Nws | 0.85-1.05 Nws | 0.18-0.25 dr hab | ≤ 0.040 | ≤ 0.040 | 0.06-0.10 Nws | 0.03-0.07 Nws |
Mechanical Properties
Qib | Tensile zog | Tawm taw tes (Mpa) | Elongation (%) | Kev cuam tshuam (J) |
(Mpa) | tsis tsawg dua | tsis tsawg dua | tsis tsawg dua | |
20g ua | 410-550 : kuv | 245 | 24/22 | 40/27 ib |
25 MnG | 485-640 : kuv | 275 | 20/18 | 40/27 ib |
15 MOG | 450-600 Nws | 270 | 22/20 | 40/27 ib |
20 MOG | 415-665 : kuv | 220 | 22/20 | 40/27 ib |
12 CrMoG | 410-560 : kuv | 205 | 21/19 | 40/27 ib |
12 Cr2MoG | 450-600 Nws | 280 | 22/20 | 40/27 ib |
12 Cr1MoVG | 470-640 : kuv | 255 | 21/19 | 40/27 ib |
12Cr2MoWVTiB | 540-735 : kuv | 345 | 18 | 40/27 ib |
10Cr9Mo1VNb | ≥585 | 415 | 20 | 40 |
1c18n 9 | ≥520 | 206 | 35 | |
1Cr19Ni11 Nb | ≥520 | 206 | 35 |
Boiler tubing yog siv hauv cov kev lag luam no
● Chav Boilers.
● Lub Hwj Chim Loj.
● Fossil Roj Cog.
● Cov Hluav Taws Xob Hluav Taws Xob.
● Cov Khoom Siv Ua Lag Luam.
Daim duab nthuav dav


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