ASTM A790 S31803 Seamless Yeeb Nkab

ASTM A790 S31803 seamless yeeb nkab

ASTM A790 UNS S31803 duplex seamless kav yog ua los ntawm ib tug tshwj xeeb duplex steel muaj ib tug ferritic thiab austenitic qauv, thiab yog siv nyob rau hauv ntau yam lag luam vim lawv tsis kam mus corrosion, siab zog, thiab zoo weldability.

HT PIPE Supply ASTM A790 Duplex Seamless Pipes hauv Qib UNS S32205, UNS S31803, UNS S32750, UNS S32760, SAF 2205, SAF 2507 thiab lwm yam, UNS S31803 seamless yeeb nkab, 2 seamless yeeb nkab, 22 seamless yeeb nkab 22 Seamless yeeb nkab chaw tsim tshuaj paus, duplex 2205 Tuam Tshoj Duplex 2205 Tube, Duplex 2205 Seamless Tube Exporter nyob rau hauv Suav teb.

Kev tsim cov txheej txheem ntawm ASTM A790 UNS S31803 duplex seamless kav muaj ob peb theem, suav nrog melting cov ntaub ntawv raw, casting cov billets, kub dov cov billets rau hauv seamless kav, thiab txias txias thiab annealing cov kav dej los txhim kho lawv cov khoom siv kho tshuab. Tus txheej txheem tswj cov tshuaj muaj pes tsawg leeg, qhov ntev, thiab kev ntsuas cov kav dej.

Cov tshuaj muaj pes tsawg leeg ntawm ASTM A790 UNS S31803 duplex seamless kav:

• Chromium (Cr): 21-23 feem pua

• Nickel (Ni): 4.5-6.5 feem pua

• Molybdenum (Mo): 2.5-3.5 feem pua

• Nitrogen (N): 0 08-0.2 feem pua

• Carbon (C): 0.03 feem pua ​​max

• Manganese (Mn): 2% max

• Silicon (Si): 1% max

• Phosphorus (P): 0.03 feem pua ​​max

• Sulfur (S): 0.02 feem pua ​​max

Duplex UNS S31803 Qib Specification

ASTM A790 duplex seamless kav muaj ntau yam khoom uas ua rau lawv zoo tagnrho rau ntau yam kev siv:

- Kev tiv thaiv corrosion zoo heev - Cov hlau duplex muaj kev tiv thaiv corrosion hauv ntau qhov chaw, suav nrog dej hiav txwv, acids, thiab chlorides.

- Lub zog muaj zog - Cov hlau duplex muaj lub zog ntau dua li ntau lwm hom stainless hlau, ua rau nws tsim nyog rau kev siv siab thiab kub kub.

- Zoo weldability - Cov hlau duplex muaj qhov zoo weldability, uas txhais tau tias nws tuaj yeem yooj yim welded thiab fabricated.

- Zoo ductility thiab toughness - Lub duplex steel muaj qhov zoo ductility thiab toughness, uas ua rau nws haum rau kev ua haujlwm txias thiab cuam tshuam rau kev thauj khoom.

- Cov cua kub zoo - Cov hlau duplex tuaj yeem tiv taus qhov kub thiab txias yam tsis poob nws cov khoom lossis deforming.

ASTM A790 UNS S31803 Duplexstainless hlau seamless kavyog siv nyob rau hauv ntau yam lag luam vim lawv cov khoom zoo heev:

- Kev lag luam roj thiab roj - Cov kav dej duplex seamless yog siv los thauj cov roj thiab roj nyob rau hauv kev kub ntxhov thiab corrosive ib puag ncig.

- Kev lag luam tshuaj thiab petrochemical - Cov kav dej yog siv los thauj cov tshuaj corrosive thiab acids.

- Khoom noj khoom haus thiab dej haus kev lag luam - Cov kav dej duplex seamless yog siv los thauj cov khoom noj thiab dej haus.

- Desalination nroj tsuag - Cov kav dej yog siv los thauj cov dej hiav txwv hauv cov nroj tsuag desalination.

- Kev tsim kho kev lag luam - Cov kav dej duplex seamless yog siv rau kev tsim cov choj, tunnels, thiab lwm yam kev tsim kho vaj tse.

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