Duplex 2205, tseem hu ua UNS S32205, yog ib qho khoom siv nitrogen-ua kom zoo stainless hlau. Cov neeg siv xaiv Duplex 2205 rau nws zoo heev corrosion kuj nrog rau nws lub zog siab. Nws yog ib qho tseem ceeb uas yuav tsum nco ntsoov tias Duplex 2205, muaj qib siab dua ntawm kev tiv thaiv corrosion ntau dua li lwm cov austenitic stainless hlau. Lwm cov txiaj ntsig suav nrog:
- Siab tiv taus pitting thiab crevice corrosion
- Zoo heev nyob rau hauv feem ntau caustic ib puag ncig
- Zoo weldability
Yuav kom suav hais tias Duplex 2205, stainless hlau yuav tsum muaj cov tshuaj muaj pes tsawg leeg uas suav nrog:
- Cr 21-23%
- Yog '4.5-6.5%
- Mn 2% Max
- Mos 2.5-3.5%
- N 0.08-0.20%
- P 0.30% max
- C 0.030% max
Qhov kev sib xyaw tshwj xeeb ntawm cov ntaub ntawv no ua rau Duplex 2205 yog qhov kev xaiv zoo rau ntau cov ntawv thov tseem ceeb hauv ntau qhov kev lag luam, suav nrog:
- Tshuaj ua, thauj, thiab cia
- Marine thiab Land cargo tanks
- Biofuel ntau lawm
- Kev ua zaub mov
- Pulp thiab Paper manufacturing
- Kev tshawb nrhiav roj thiab roj thiab kev ua haujlwm
- Kev tswj khib nyiab
- Ib puag ncig chloride siab
Post lub sij hawm: Aug-10-2020