ASTM A182 F51 Flanges Flangesmuaj ib lub nplhaib flange thiab ib tug stub kawg, stub kawg yog welded rau cov yeeb nkab, thiab lub nplhaib flange tseem xoob. Lub puab tsaig sib koom tsim ua kom yooj yim disassembly thiab reassembly.F51 duplex stainless hlaumuaj kev tiv thaiv zoo heev rau pitting thiab crevice corrosion nyob rau hauv chloride ib puag ncig, zoo heev tiv taus rau SCC, thiabDuplex 2205 Flangesyog tsim rau ib puag ncig uas muaj cov kua qaub, chlorides, thiab alkaline daws.
Cov yam ntxwv tseem ceeb ntawm ASTM A182 F51 Lap Joint Flanges
1. Khoom siv:
- Chromium (Cr): 21-23%
- Nickel (Ni): 4.5-6.5%
- Molybdenum (Mo): 2.5-3.5%
- Nitrogen (N): {{0}}.08–0.20%
- Lwm cov ntsiab lus: Manganese, Silicon, thiab Carbon Tsawg heev (C Tsawg dua lossis sib npaug rau 0.03%).
2. Duplex 2205 Flanges Mechanical Properties:
- Yield zog: Kwv yees li 450 MPa - ntau dua li tus qauv austenitic stainless hlau.
- Tensile zog: 620 MPa.
- Elongation: Feem ntau 25%.
3. ASTM A182 F51 Flange Kub Kub Resistance:
Nws tuaj yeem tiv taus kub txog li 300 degree.
4. ASTM A182 S31803 Flange Daim Ntawv Thov:
- Marine thiab offshore ib puag ncig
- Kev ua tshuaj lom neeg
- Kev lag luam roj thiab roj
- Pulp thiab ntawv
