2205 / s31803 / s32205 / 1.4462

2205 bụ duplex (austenitic-ferritic) igwe anaghị agba nchara nwere ihe dị ka 40 – 50% ferrite na ọnọdụ annealed. 2205 abụrụla ihe ngwọta bara uru maka nsogbu mgbawa chloride stress corrosion nwere na 304/304L ma ọ bụ 316/316L igwe anaghị agba nchara. Ihe dị elu nke chromium, molybdenum na nitrogen na-enye nguzogide corrosion ka 316/316L na 317L igwe anaghị agba n'ọtụtụ gburugburu. A naghị atụ aro 2205 maka okpomọkụ na-arụ ọrụ karịa 600°F.

Ike imewe nke 2205 dị elu karịa 316/316L, na-enyekarị ohere iwu mgbidi ọkụ. 2205 nwere mmetụta siri ike dị mma ruo na okpomọkụ dị n'okpuru -40°F. A na-ejikọta 2205 na E2209 ma ọ bụ ER2209 fillers.

 

UNS AISI/ASTM DIN/EN
S31803/S32205 2205 1.4462
Ngwakọta kemịkalụ:
% C Mn P S Si
Min
Oke 0.03 2 0.03 0.02 1
Ni Cr Mo N
Min 4.5 21 2.5 0.08
Oke 6.5 23 3.5 0.2
Arụmọrụ Anụ ahụ:
Ọgwụgwọ okpomọkụ T*S Y*S El Isi ike
MPA MPA % HB
1020-1100 620 450 25 ≤290

 

Ụdị ASTM
Mkpanaka, mmanya na udi A 276, A 484
Efere, mpempe akwụkwọ na warara A 240, A 480
Ọkụ na-enweghị ntụpọ na welded A 790, A 999
Ọkụ na-enweghị ntụpọ na welded A 789, A 1016
Kwesịrị ekwesị A815, A960
Ọkpụkpọ flange adịgboroja ma ọ bụ akpọrepu na akwa dabara adaba A 182, A961
Billet na mmanya maka ịgha mkpụrụ A 314, A 484

 

Site na ahụmịhe na nka sara mbara, wuxi cepheus bụ otu n'ime ndị na-eweta 2205 s31803 1.4462 f51. Anyị nwere ọtụtụ narị ndị ọrụ tozuru oke na ọrụ gị. Biko nwee obi ike iji nweta ọnụahịa asọmpi 2205 s31803 1.4462 f51 maka ire ere na anyị.


Oge nzipu: Mar-19-2020