ASTM B443 / B443M(Seamless yeeb),
B444/B444M(Welded yeeb nkab),
B564/B564M(zam txim),
B626/B626M(phaj, ntawv, sawb),
B670/B670M(Welded Tube) .
Lub zog tensile: Ntau dua los yog sib npaug rau 690 MPa (100 ksi)
Tawm Zog (0.2% offset): Ntau dua los yog sib npaug rau 310 mpa (45 ksi)
Elongation: Ntau dua los yog sib npaug rau 30%
Kev nyuaj: Tsawg dua los yog sib npaug rau 293 HB
Elastic modulus: ~ 205 GPA
4. Cov tshuaj lom neeg muaj pes tsawg leeg ntawm 2.4669 npib npib superalloy phaj?
Npib tsib caug (ni): Ntau dua lossis sib npaug nrog 58.0% (hauv paus khoom)
Chromium (cr): 20.0-23.0% (cov txheej txheej tiv thaiv oxide txheej)
Molybdenum (mo): 8.0-10.0% (txhim kho kom tiv thaiv pitting thiab crevice corrosion)
Niobium + tantalum (nb + ta): 3.15-4.15% (Ntxiv rau cov alloy ntawm nag lossis daus tawv tawv)
Hlau (FE): Tsawg dua los yog sib npaug rau 5.0%
Carbon (c): Tsawg dua los yog sib npaug rau 0.10%
Silicon (si): Tsawg dua lossis sib npaug rau 0.50%
Manganese (mn): Tsawg dua lossis sib npaug rau 0.50%
Phosphorus (p): Tsawg dua los yog sib npaug rau 0.015%
Sulphur (s): Tsawg dua los yog sib npaug rau 0.015%
Ib tug tub rog: Kev sib txuas ua ke, turbine hniav, tso tej tshuab .
Tus sawv cev ua tub rog: Cov dej hiav txwv dej hiav txwv, Offshore platforms, desalination nroj tsuag .
Kev Lag Luam: Reactors, kev sib pauv cua sov, thiab kav dej hauv qhov chaw corrosive (e {} g}, chloride-nplua nuj daws) .
Lub zog: Nuclear fais fab nroj tsuag cov khoom siv, roj / roj rho tawm cov khoom siv (e {} g}}} {.
Ib puag ncig: Cov khib nyiab khib nyiab thiab flue roj desulfurization tshuab .
