Khoom Description
ASTM A790 S31803 S32750 S32205 Duplex Steel Yeeb Nkab
Qhov zoo ntawm ASTM A790 S31803 S32750 S32205 Duplex Steel Pipe
- Hauvkev lag luam roj thiab roj, ASTM A790 duplex stainless hlau yeeb nkab tiv thaiv chloride kev nyuaj siab corrosion cracking zoo tiv thaiv corrosive media xws li dej hiav txwv thiab roj thiab roj. Nws lub zog siab txo cov yeeb nkab hnyav, txo cov nqi thiab teeb meem kev teeb tsa.
- Hauvchemical processing kev lag luam, ASTM A790 duplex stainless hlau yeeb nkab ua tau zoo heev rau pitting, crevice, thiab uniform corrosion ua rau nws tshwj xeeb tshaj yog haum rau siv nyob rau hauv muaj zog acid thiab alkaline ib puag ncig. Nws lub neej ua haujlwm ntev txo cov khoom siv hloov zaus thiab cov nqi tu.
- Hauvmarine engineering thiab shipbuilding sectors, ASTM A790 duplex stainless hlau yeeb nkab muaj kev tiv thaiv zoo rau seawater corrosion thiab marine biofouling, ua rau nws tsim nyog siv rau hauv cov qauv nkoj, seawater txias tshuab, ballast tank, thiab lwm yam kev siv. Nws lub zog siab thiab zoo heev toughness ua tau raws li cov qauv kev ruaj ntseg uas yuav tsum tau muaj ntawm marine ib puag ncig.
Daim ntawv thov ntawm ASTM A790 S31803 S32750 S32205 Duplex Steel Pipe
- Desalination thiab Marine Applications: Seawater inlet and outlet piping, evaporators, condensers, thiab brine heaters.
- Lub zog tiam: Boiler tubes thiab cov kav dej siab, cov khoom siv hluav taws xob thiab cov condensers, siab - cov kav dej siab, cov kav dej txias.
- Daim ntawv thov kev tsim qauv thiab Architectural: Offshore structural thav duab, txuas hniav thiab cov qauv ntawm ntug dej hiav txwv, thiab txhawb cov kav dej hauv qhov chaw corrosive.
- Kev kho dej: Cov chaw kho dej khib nyiab thiab cov kav dej phwj tuaj.
Tshuaj muaj pes tsawg leeg
| Element | Cov pa roj carbon | Manganese | Silicon | Phosphorus | Sulfur | Chromium | Nickel | Molybdenum | Nitrogen |
| S31803 | Tsawg dua lossis sib npaug li 0.03 | Tsawg dua lossis sib npaug li 2.00 | Tsawg dua lossis sib npaug li 1.00 | Tsawg dua lossis sib npaug li 0.030 | Tsawg dua lossis sib npaug li 0.020 | 21.0–23.0 | 4.5–6.5 | 2.5–3.5 | 0.08–0.20 |
| S32205 | Tsawg dua lossis sib npaug li 0.03 | Tsawg dua lossis sib npaug li 2.00 | Tsawg dua lossis sib npaug li 1.00 | Tsawg dua lossis sib npaug li 0.030 | Tsawg dua lossis sib npaug li 0.020 | 22.0–23.0 | 4.5–6.5 | 3.0–3.5 | 0.14–0.20 |
| S32750 | Tsawg dua lossis sib npaug li 0.03 | Tsawg dua lossis sib npaug rau 1.20 | Tsawg dua lossis sib npaug li 0.80 | Tsawg dua lossis sib npaug li 0.035 | Tsawg dua lossis sib npaug li 0.020 | 24.0–26.0 | 6.0–8.0 | 3.0–5.0 | 0.24–0.32 |
Mechanical Properties
| Khoom | Tensile zog (MPa) | Yield zog (MPa) | Elongation (%) | Hardness (HB) |
| S31803 | Ntau dua lossis sib npaug rau 620 | Ntau dua lossis sib npaug li 450 | Ntau dua lossis sib npaug li 25 | Tsawg dua lossis sib npaug li 290 |
| S32205 | Ntau dua lossis sib npaug rau 620 | Ntau dua lossis sib npaug li 450 | Ntau dua lossis sib npaug li 25 | Tsawg dua lossis sib npaug li 290 |
| S32750 | Ntau dua lossis sib npaug rau 795 | Ntau dua lossis sib npaug li 550 | Ntau dua lossis sib npaug li 25 | Tsawg dua lossis sib npaug li 310 |
Cov qhab nia xaiv tau
- S32760 (1.4501)- lwm super duplex steel nrog txhim kho corrosion kuj
- 254 SMO (UNS S31254)- austenitic stainless hlau nrog siab pitting kuj
- Alloy 825 (UNS N08825) Cov.- npib tsib xee alloy nrog zoo heev tiv taus acids
Khoom Qhia
Cov khoom siv
Cov khoom ntim
Cim npe nrov: ASTM A790 S31803 S32750 S32205 Duplex Steel Pipe, Tuam Tshoj, lwm tus neeg, manufacturers, hoobkas, customized, lag luam wholesale, nqe, OEM, zeb, tsim, kev muag khoom
