ASTM code rau 1.4462 super duplex yeeb nkab yog dab tsi?
Jan 12, 2026
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1.4462 super duplex yeeb nkab yog dab tsi?
1.4462 yeeb nkab yog tsim los ntawm ib hom Duplex Stainless Steel (feem ntau hu ua 2205), lub npe hu ua EN 1.4462 nyob rau hauv European qauv, muab superior zog thiab corrosion kuj (tshwj xeeb tshaj yog tiv thaiv chlorides) piv rau standard austenitic steels zoo li 304/316, ua tiav los ntawm balancing ferritic thiab austenitic cov ntsiab lus, thiab cov khoom zoo li chromdenum. Nitrogen, ua rau nws zoo tagnrho rau hnyav tshuaj, roj & roj, thiab marine daim ntaub ntawv.
ASTM code rau 1.4462 super duplex yeeb nkab yog dab tsi?
ASTM cov lej rau DIN EN 1.4462 super duplex yeeb nkab (tseem hu ua 2205 Duplex) feem ntau yog ASTM A790 (rau seamless thiab welded kav) thiab ASTM A789 (rau seamless thiab welded raj), nrog rau cov UNS designators txuas yog UNS 2 S3, UNS 2 S3, ASTM A790. A182 F51 thiab F60 rau fittings / forgings, feem.
1.4462 Duplex Stainless Hlau Yeeb Nkab Daim Ntawv Thov:
Kev ua tshuaj lom neeg, thauj thiab khaws cia.
Kev tshawb nrhiav roj thiab roj thiab offshore rigs.
Roj thiab roj refining.
Marine ib puag ncig.
Cov khoom siv tswj cov pa phem.
Pulp thiab paper manufacturing
Cov txheej txheem tshuaj Cog
1.4462 Duplex Steel Composition% raws li EN 10216-5:
| C | Si | Mn | P | S | Cr | Mo | Ni | N | Cu |
| max . 0,03 | max . 1,00 | max . 2,00 | max . 0,035 | max . 0,015 | 21,00 - 23,00 | 2,50 - 3,50 | 4,50 - 6,50 | 0,10-0,22 | - |
S32205 Stainless Steel Composition% raws li ASTM A789 ASTM A790:
| C | Si | Mn | P | S | Cr | Mo | Ni | N | Cu |
| max . 0,03 | max . 1,00 | max . 2,00 | max . 0,030 | max . 0,020 | 22,00 - 23,00 | 3,0 - 3,5 | 4,5 - 6,50 | 0,14-0,20 | - |
S31803 Stainless Steel Composition% raws li ASTM A789 ASTM A790:
| C | Si | Mn | P | S | Cr | Mo | Ni | N | Cu |
| max . 0,03 | max . 1,00 | max . 2,00 | max . 0,030 | max . 0,020 | 21,00 - 23,00 | 2,5 - 3,5 | 4,50 - 6,50 | 0,08-0,20 |
1.4462 Duplex Steel Cov Ntaub Ntawv
| Cov khoom | OD | Phab ntsa | Ntev thiab/los yog coils | Qib | OD | Phab ntsa | Ntev |
| Welded Austenitic Steel Boiler, Super Heater, Thaum tshav kub kub -Exchangers & Condenser Tubes Specifications: EN 10216-5 | 3/16 "(4.76mm) rau 4" (101.6 mm) Metric qhov ntau thiab tsawg muaj |
0.020 "(0.51mm) txog 0.220" (5.59mm) | Random lossis txiav ntev txog 68' (20.7 m) Coils rau 1-1/2 "OD | TIAB SA 2205 |
<1-1/2" (38.1 mm) ±0.005" (0.13 mm) 1-1/2 "(38.1mm) rau 3" (76.2mm) ± 0.010" (0.25mm) 3-1 / 2 "(88.9mm) rau 4" (101.6mm) ± 0.015" (0.38mm) |
±10% | Randoms txog li +2" (50.8 mm) Txiav +1/8" (3 mm) -0" Coils rau 80,000' (24,384 m) |
Lub cev muaj zog ntawm 1.4462 Duplex Steel nyob rau hauv Cov Txheej Txheem Txheej Txheem ntawm -20℃F txog +100℃F
| Tensile zog | Yield zog | |||||||||||
| Alloy | UNS | Spec. | MPa | ksi ua | MPa | ksi ua | Elongation hauv 2 nti (min.)% | Grain Size Req. | Max. Hardness | Modulus ntawm Elasticity (x106 psi) | Lub ntsiab lus Coefficient ntawm Thermal Expansion (IN./IN./℃F x 10-6) | Thermal conductivity (BTU-in/ ft2-h-℃F) |
| 1.4462 Duplex | TS EN 10216-5 | 710 | 103 | 540 | 78 | 38 | - | 26 Rc, 27* Ib |
27.5 | 7.6 | 180 | |
1.4462 Duplex Steel Ntau
| Alloy | UNS npe | Werkstoff NR. | Specifications * |
| 2205 | S31803/S32205 | 1.4462 | ASTM A789 / ASME SA789, ASTM A790 / ASMESA790 / EN 10216-5 |
Yog tias koj muaj qhov yuav tsum tau ua rau 1.4462 stainless hlau kav, peb txais tos koj xaj. GNEE muaj cov khoom muag loj ntawm cov khoom nrov rau koj xaiv. Muaj nyob rau hauv ob qho tib si seamless thiab welded daim ntawv, thov hu rau peb lub Hoobkas tam sim rau cov ncauj lus kom ntxaws tshuaj muaj pes tsawg leeg thiab kuaj dawb. Peb muab cov nqi sib tw thiab kev pabcuam zoo heev.
Cov kav dej tau ntim nrog cov ntawv tsis muaj dej tsis zoo thiab cov hlua hlau, ua tau raws li tus qauv xa tawm hiav txwv freight ntim, haum rau ntau txoj kev thauj mus los, lossis kho raws li cov neeg siv khoom xav tau.
ASTM A790 UNS S32205 Stainless Hlau Round yeeb nkab
Xa kev nug