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Qhov Kub Kub Kub Kub Kuj Sib Piv: SS321 Stainless Hlau vs. Alloy 800

SS321 Stainless Hlau

Muaj pes tsawg: Muaj titanium (ti) raws li lub stabilizer kom doorpress carbide nag lossis kub, cais raws li cov kav hlau tsis huv.

Kev ntsuas kub kub:

Kev Siv Lub Sij Hawm Ntev: 800-1500 Qib F (≈427-816 degree), nrog lub sijhawm ntev tshaj plaws lub sijhawm ntev txog 1600 degree f (≈871 degree).

Creep & Kev Nyuaj Siab Rupture Kuj: Superior rau 304 stainless hlau, tswj cov khoom zoo ntawm cov khoom siv zoo ntawm ntug dej kub.

Cov Ntawv Thov:

Cov cuab yeej siv kub siab, cov cuab yeej kub ua, kev hloov cua sov, thiab boiler kav dej uas xav tau rau intergranular corrosion.

Welded qauv (piv txwv li, cov hlab ntsha siab), uas yog qhov uas tau txo carbide nag lossis thaj chaw kub.

 

Alloy 800 (Incoloy 800)

Muaj pes tsawg: Ib npib tsib xee-raws li alloy (ni≈32%, cr≈21%) nrog txhuas thiab titanium rau kev ntxiv dag zog, categorized ua ferronickel superalalloy.

Kev ntsuas kub kub:

Kev Siv Lub Sij Hawm Ntev: Muaj peev xwm tshaj li 1000 degree (piv txwv li, Ethylene tsoo cov cub ua haujlwm ntawm 950 degree).

Kev Kub Kub Kub Oxidation Kuj: Ua cov txheej txheej tuab tuab

Creep & corrosion tsis kam: Kev ua yeeb yam siab lub zog ntawm cov chaw kub thiab tiv thaiv sulfidation, carburization, thiab clrosion.

Cov Ntawv Thov:

Petrochemical cracking rauv taws, nuclear reactor cua sov cov hlua cua sov, thiab cov tshuaj kub kub nyob rau hauv cov kev mob hnyav.

 SS321 Stainless Steel vs. Alloy 800

SS321 Stainless Hlau vs Alloy 800

Ntiag tug SS321 Stainless Hlau Alloy 800
Max lub sijhawm ntev ~ 816 degree Txog li 1000 degree +
Oxidation tsis kam Zoo tab sis oxidation tus nqi accelerates ua kom nrawm dua 800 degree Zoo heev, ruaj khov oxidation tsis kam rau hauv qab 1000 degree
Crep Lub Zog Kev ruaj khov, cia siab rau TI stabilization High, nrog npib tsib xee-raws li kev txhawb zog txhim kho kev ua tau zoo siab
Corrosion Kuj Tiv taus rau intergranular corrosion tab sis rhiab rau pitting / cr Tiv taus ntau txoj kev corrosives (piv txwv li, h₂s, seawater)
Tus nqi Txo (Stainless Hlau Nqe Zaub) Siab dua (npib tsib xee-raws li cov nqi alloy ≈3-5 × uas yog 316L)

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