Hauv boiler, lub tshuab hloov cua sov, lub tshuab ua kom sov siab, thiab lwm yam kev siv kub thiab siab, kev xaiv cov yeeb nkab hlau zoo ncaj qha cuam tshuam rau kev nyab xeeb ntawm cov khoom siv thiab lub neej ua haujlwm.ASTM A179, A192, A210, thiab A213yog plaub tus qauv boiler tube uas siv ntau tshaj plaws thoob ntiaj teb, tab sis txhua tus yog tsim los rau cov kev pabcuam sib txawv thiab cov kev xav tau kev ua haujlwm. Tsab xov xwm no muab kev tshuaj xyuas ntxaws ntxaws los ntawmcov khoom siv, cov khoom siv kho tshuab, thiab cov xwm txheej siv taulos pab koj txiav txim siab txog kev yuav khoom kom zoo.

I. Kev Tso Cai Tseem Ceeb ntawm Plaub Tus Qauv

Tus Qauv	Lub Npe Tag Nrho	Hom Khoom Siv	Daim Ntawv Thov Tseem Ceeb
ASTM A179 / ASME SA179	Cov Yeeb Nkab Hlau Uas Tsis Muaj Qhov Txuas Txias Uas Tsis Muaj Qhov Txuas Rau Cov Khoom Siv Hloov Kub Thiab Cov Khoom Siv Condensers	Cov hlau uas tsis muaj carbon ntau	Cov khoom siv hloov cua sov, cov condenser, cov khoom siv hloov cua sov zoo sib xws
ASTM A192 / ASME SA192	Cov Hlau Carbon Seamless Boiler Tubes rau Kev Kub Siab	Cov hlau carbon	Cov phab ntsa dej boiler siab, cov khoom siv txuag hluav taws xob
ASTM A210 / ASME SA210	Seamless Medium-Carbon Steel Boiler thiab Superheater Tubes	Cov hlau carbon nruab nrab	Cov tshuab boiler, cov cua sov superheaters
ASTM A213 / ASME SA213	Seamless Ferritic thiab Austenitic Alloy-Steel Boiler, Superheater thiab Heat-Exchanger Tubes	Cov hlau sib xyaw / cov hlau tsis xeb	Cov chaw tsim hluav taws xob kub thiab siab, cov chav supercritical

II. Kev Tshawb Fawb Txog Txhua Tus Qauv

1. ASTM A179 / ASME SA179–Cov Tub Yees Kub thiab Cov Raj Condenser

ASTM A179npogseamless txias-kos cov yeeb nkab carbon tsawgtsim tshwj xeeb raucov khoom siv hloov cua sov, cov condenser, thiab cov khoom siv hloov cua sov zoo sib xws.

Cov Khoom Siv Tseem CeebCov hlau uas muaj cov pa roj carbon tsawg (cov pa roj carbon muaj li ntawm 0.06%–0.18%)

Cov Khoom Siv Tseem Ceeb:

Lub zog tensile: ≥325 MPa

Lub zog tawm los: ≥180 MPa

Kev ntev: ≥35%

Cov Ntawv Thov Ib Txwm Muaj:

Cov khoom siv hloov cua sov plhaub thiab raj

Cov condenser nto

Cov tshuab cua sov dej pub

Cov khoom siv hloov pauv cua sov hauv cov nroj tsuag petrochemical thiab cov chaw ua roj refinery

Cov txiaj ntsig ntawm A179: Cov pa roj carbon tsawg muabcov khoom zoo heev rau kev khoov txias, lub raj xa dej muaj peev xwm flaring, thiab kev siv tshuab zooVim nws cov ntsiab lus carbon tsawg, weldability zoo heev, ua rau nws yog qhov kev xaiv pheej yig tshaj plaws rau cov khoom siv hloov pauv cua sov.A179 thiab A192 yog cov "neeg ua haujlwm" rau kev pabcuam boiler qis thiab nruab nrab.

2. ASTM A192 / ASME SA192–Cov Kav Dej Kub Siab Siab

ASTM A192npogseamless carbon steel boiler raj rau kev pabcuam siabthiab yog ib qho ntawm cov lus qhia siv dav tshaj plaws hauv chaw nres tsheb fais fab thiab cov boilers kev lag luam.

Cov Khoom Siv Tseem CeebCov hlau carbon (cov ntsiab lus carbon 0.06%–0.18%)

Cov Khoom Siv Tseem Ceeb:

Lub zog tensile: ≥325 MPa

Lub zog tawm los: ≥180 MPa

Kev ntev: ≥35%

Qhov nyuaj: ≤137 HBW (77 HRB)

Cov Ntawv Thov Ib Txwm Muaj:

Cov kav dej phab ntsa

Cov raj xa dej Economizer

Cov seem tsim pa

Cov cua sov qis qis

Qhov sib txawv ntawm A192 thiab A179A192 yuamkev kam rau siab ntawm phab ntsa tuab duathiab yog tsim rauCov ntawv thov boiler siab duaThaum lub siab tsim qauv siab tshaj qhov txwv ntawm A179, A192 yog qhov kev hloov kho zoo dua. Ob qho tib si muaj cov tshuaj lom neeg sib xws thiab cov qib zog, tab sis A192 muaj cov kev cai tsim khoom thiab kev tshuaj xyuas nruj dua.

3. ASTM A210 / ASME SA210–Cov Hlau Boiler thiab Superheater Nruab Nrab-Carbon

ASTM A210npogseamless nruab nrab-carbon steel boiler thiab superheater rajthiab muab ob qib zog:Qib A1thiabQib C.

Cov Khoom Siv Tseem Ceeb: Hlau nruab nrab-carbon

Qib A1Cov ntsiab lus carbon kwv yees li 0.27%

Qib CCov ntsiab lus carbon kwv yees li 0.35%

Cov Khoom Siv Tseem Ceeb:

Qib	Lub zog tensile	Lub Zog Tawm	Qhov nyuaj
A210 Qib A1	≥415 MPa	≥255 MPa	≤143 HBW
A210 Qib C	≥485 MPa	≥275 MPa	≤179 HBW

Cov Ntawv Thov Ib Txwm Muaj:

Cov kav dej ntawm lub boiler system

Cov raj xa dej kub

Cov kav dej kub siab

Qhov Zoo Tshaj Plaws ntawm A210: Cov ntsiab lus carbon nruab nrab muabmuaj zog dua thiab tiv taus kub. Qib C muaj zog dua li A179 / A192 ze li ntawm 50%, ua rau nws haum rau qhov kub thiab txias dua. Txawm li cas los xij,Kev vuam thiab kev ua cov hlau nruab nrab-carbon yuav tsum tau tswj hwm zoo dua. A210 yog qhov tsim nyog rau cov boiler thiab superheater systems nrog tsim kub ntawm400°C–450°C.

4. ASTM A213 / ASME SA213–Cov Hlau Alloy thiab Cov Hlau Stainless Hlau

ASTM A213npogseamless ferritic thiab austenitic alloy-steel rajrauboiler, superheater, thiab cua sov exchangercov ntu kub siab.

Cov Khoom Siv Tseem CeebHom: Hlau Alloy / Stainless Hlau

Ferritic alloysT11, T12, T22, T91, T92, thiab lwm yam.

Cov hlau tsis xeb AusteniticCov khoom siv: TP304H, TP347H, thiab lwm yam.

Cov Khoom Siv Tseem Ceeb:

Qib	Lub zog tensile	Lub Zog Tawm	Daim Ntawv Thov Ib Txwm Muaj
T11(1.25Cr-0.5Mo)	≥415 MPa	≥170 MPa	Cov phab ntsa dej boiler, cov superheaters
T12(1Cr-0.5Mo)	≥415 MPa	≥205 MPa	Cov phab ntsa dej boiler, cov khoom siv txuag hluav taws xob
T22(2.25Cr-1Mo)	≥415 MPa	≥205 MPa	Cov Boilers, cov chaw ua roj av kub siab
T91(9Cr-1Mo-V)	≥585 MPa	≥415 MPa	Cov boilers fais fab supercritical

Cov Ntawv Thov Ib Txwm Muaj:

Cov phab ntsa dej boiler

Cov Khoom Siv Nyiaj Txiag

Cov Tshuab Ua Kub Dua

Cov kav dej ua pa

Cov khoom siv roj av kub siab

Tus Nqi Tseem Ceeb ntawm A213: Kev ntxiv ntawm chromium (Cr) thiab molybdenum (Mo) muabzoo heev oxidation tsis kam thiab creep tsis kam ntawm qhov kub siabT22 tuaj yeem ua haujlwm ntev ntawm540°C–580°C, thaum T91/T92 siv tau saum toj no600°Crau cov chav supercritical. Thaum cov hlau carbon (A179 / A192 / A210) tsis tuaj yeem ua tau raws li qhov yuav tsum tau ua kom muaj zog ntawm qhov kub thiab txias, A213 alloy steels yog qhov kev xaiv tsis zam.

III. Yuav Xaiv Li Cas - Phau Ntawv Qhia Txog Kev Txiav Txim Siab Yuav Khoom

Xaiv los ntawm Kub / Siab

Kev Pabcuam Xwm Txheej	Tus Qauv Pom Zoo	Vim li cas
Cov khoom siv hloov pauv cua sov qis, cov condenser	A179	Cov pa roj carbon tsawg, tus nqi tsim nyog, zoo formability
Cov boilers siab nruab nrab/siab, cov khoom siv txuag hluav taws xob	A192	Kev kam rau siab ntawm phab ntsa tuab dua, tsim nyog rau kev siab siab
Cov cua sov kub heev (~ 450 ° C)	A210 Qib C	Cov pa roj carbon nruab nrab, lub zog siab
Cov seem kub siab (540°C+)	A213 T22	Tiv taus kev nkag, tiv taus oxidation
Kev kub siab heev (600°C+)	A213 T91/T92	Lub zog siab heev, tiv taus cua sov heev

Kev Xaiv Los Ntawm Hom Khoom Siv

Hom Khoom Siv	Tus Qauv Pom Zoo	Qhov Loj Ntau Yam
Cov khoom siv hloov cua sov, cov condenser	A179	OD 19–76.2 hli
Cov phab ntsa dej boiler siab, cov khoom siv txuag hluav taws xob	A192	OD 19–177.8 hli
Cov Boilers, cov superheaters	A210 A1/C	OD 19–127mm
Cov seem kub siab tshaj plaws ntawm lub boiler	A213 T11/T22/T91	OD 19–127mm

 

Seb koj puas xav tauA179 cov raj xa dej kub sib pauv, A192 cov raj boiler siab siab, A210 cov raj xa dej kub nruab nrab, los yogA213 T11/T22/T91 hlau hlau raj, Sanonpipe xa khoomZoo, Xa Khoom Sai, thiab Tsis Muaj Kev Pheej Hmoo- ib qho kev daws teeb meem rau koj cov haujlwm.

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Sanonpipe - Cov Qauv Siab. Kev Xa Khoom Sai. Kev Pheej Hmoo Tsis Muaj. Ntsuab & Carbon Tsawg.