904L|N08904 Alloy Irin Awo

Apejuwe kukuru:

904L austenitic alagbara, irin je ti si kekere-erogba, ga nickel, molybdenum austenitic alagbara, irin pẹlu acid resistance.904L austenitic alagbara, irin ni o ni o tayọ ibere ise passivation transformation agbara, o tayọ ipata resistance, ti o dara ipata resistance ni ti kii oxidizing acids bi sulfuric acid, acetic acid, formic acid, ati phosphoric acid, ti o dara resistance to pitting ipata ni didoju chloride ion media, ati ki o dara. resistance si ipata crevice ati ipata wahala.Dara fun ọpọlọpọ awọn ifọkansi ti sulfuric acid ni isalẹ 70 ℃, o ni aabo ipata to dara si eyikeyi ifọkansi ati iwọn otutu ti acetic acid ati adalu formic acid ati acetic acid labẹ titẹ deede.


Alaye ọja

ọja Tags

Ifihan ọja

904L-2
904L-4
904L-3

904L austenitic alagbara, irin je ti si kekere-erogba, ga nickel, molybdenum austenitic alagbara, irin pẹlu acid resistance.904L austenitic alagbara, irin ni o ni o tayọ ibere ise passivation transformation agbara, o tayọ ipata resistance, ti o dara ipata resistance ni ti kii oxidizing acids bi sulfuric acid, acetic acid, formic acid, ati phosphoric acid, ti o dara resistance to pitting ipata ni didoju chloride ion media, ati ki o dara. resistance si ipata crevice ati ipata wahala.Dara fun ọpọlọpọ awọn ifọkansi ti sulfuric acid ni isalẹ 70 ℃, o ni aabo ipata to dara si eyikeyi ifọkansi ati iwọn otutu ti acetic acid ati adalu formic acid ati acetic acid labẹ titẹ deede.

Irin alagbara, irin Austenitic 904L jẹ irin alagbara alloy austenitic giga pẹlu akoonu erogba kekere.O ni resistance ipata to dara ni dilute sulfuric acid ati pe a ṣe apẹrẹ fun awọn agbegbe pẹlu awọn ipo ipata lile.O ni akoonu chromium giga ati akoonu nickel ti o to.Awọn afikun ti bàbà yoo fun o lagbara acid resistance, paapa ga resistance to kiloraidi interstitial ipata ati wahala ipata wo inu.O kere si awọn aaye ipata ati awọn dojuijako, ati pe resistance rẹ si ipata pitting jẹ diẹ dara ju awọn onipò irin miiran.O ni ẹrọ ti o dara ati weldability ati pe o le ṣee lo ninu awọn ohun elo titẹ.

Alase Standards

ASTM A240/ASME SA-240,ASTM A276,ASTM A182/ASME SA-182,ASTM A312/ASMES A312,ASTM B625/ASME B625,ASTM B673/ASME B673

904L, Al-904L, UNS N08904, SUS890L, F904L, W.-Nr.1.4539, NAS 255,00Cr20Ni25Mo4.5Cu

Kemikali Tiwqn

C

Mn

Ni

Si

P

S

Cr

Cu

Mo

≤0.02

≤2.00

23.0-28.0

≤1.0

≤0.045

≤0.035

19.0-23

1.0-2.0

4.0-5.0

Ti ara Properties

iwuwo

Ojuami Iyo

8.06g/cm3

1300-1390 ℃

Darí Properties

Agbara fifẹ

Agbara Ikore

Ilọsiwaju

Lile

σb≥490Mpa

σb≥215Mpa

≥35%

70-90 (HRB

Ipata Resistance

904L jẹ akoonu erogba kekere, irin alagbara alloying austenitic giga ti a ṣe apẹrẹ fun awọn agbegbe ipata lile.O ni resistance ibajẹ ti o dara ju 316L ati 317L, lakoko iwọntunwọnsi idiyele ati iṣẹ ṣiṣe, ati pe o ni imunadoko iye owo ti o ga julọ.Nitori afikun ti 1.5% Ejò, o ni aabo ipata to dara julọ fun idinku awọn acids bii sulfuric acid ati phosphoric acid.O tun ni o ni o tayọ ipata resistance to wahala ipata, pitting ipata, ati crevice ipata ṣẹlẹ nipasẹ kiloraidi ions, ati ki o ni o dara resistance to intergranular ipata.Ninu sulfuric acid mimọ pẹlu iwọn ifọkansi ti 0-98%, iwọn otutu lilo ti 904L le de ọdọ 40 iwọn Celsius.Ni funfun phosphoric acid pẹlu kan fojusi ibiti o ti 0-85%, awọn oniwe-ipata resistance jẹ gidigidi dara.Awọn idọti ni ipa ti o lagbara lori resistance ipata ti phosphoric acid ile-iṣẹ ti iṣelọpọ nipasẹ imọ-ẹrọ ilana ilana tutu.Lara gbogbo awọn oriṣi ti phosphoric acid, 904L ni resistance ipata to dara julọ ju irin alagbara irin lasan.Ni acid nitric oxidizing gíga, 904L ni o ni kekere ipata resistance akawe si ga alloyed irin onipò lai molybdenum.Ni hydrochloric acid, lilo 904L ni opin si awọn ifọkansi kekere ti 1-2%.Laarin iwọn ifọkansi yii.Awọn resistance ipata ti 904L dara ju ti irin alagbara, irin.904L irin ni o ni ga resistance si pitting ipata.Awọn oniwe-resistance si crevice ipata ni kiloraidi ojutu.Agbara naa tun dara pupọ.Awọn akoonu nickel ti o ga julọ ti 904L dinku oṣuwọn ipata ninu awọn ọfin ati awọn crevices.Irin alagbara austenitic deede le jẹ ifarabalẹ si ibajẹ aapọn ni agbegbe ti o lọra ni kiloraidi ni awọn iwọn otutu ti o ga ju 60 iwọn Celsius.Nipa jijẹ akoonu nickel ti irin alagbara irin, ifamọ yii le dinku.Nitori akoonu giga nickel rẹ, 904L ṣe afihan resistance giga si idamu ipata wahala ni awọn solusan kiloraidi, awọn solusan hydroxide ti o ni idojukọ, ati awọn agbegbe ti o ni ọlọrọ ni hydrogen sulfide.

Ohun elo

Epo ati ohun elo petrokemika, gẹgẹbi awọn reactors ni ohun elo petrokemika, ibi ipamọ ati ohun elo gbigbe fun acid sulfuric, gẹgẹbi awọn oluyipada ooru, awọn ohun elo imunmi gaasi agbara ọgbin, ti a lo ni akọkọ ninu ara ile-iṣọ, flue, awọn panẹli ilẹkun, awọn paati inu, awọn eto sokiri, ati bẹbẹ lọ ti awọn ile-iṣọ gbigba, awọn scrubbers ati awọn onijakidijagan ni awọn eto itọju Organic acid, awọn ẹrọ itọju omi okun, awọn paarọ ooru omi okun, awọn ohun elo ile-iṣẹ iwe, sulfuric acid ati ohun elo acid nitric, iṣelọpọ acid, bbl Ile-iṣẹ elegbogi ati awọn ohun elo kemikali miiran, awọn ohun elo titẹ, ohun elo ounjẹ , Awọn ile-iṣẹ elegbogi: centrifuges, reactors, bbl, ounjẹ ọgbin: awọn tanki soy sauce, ọti-waini sise, awọn tanki iyọ, awọn ohun elo ati awọn wiwu, 904L jẹ ipele irin ti o baamu fun dilute sulfuric acid to lagbara alabọde.

Ọja Ipese

Awo, rinhoho, igi, okun waya, ayederu, ọpá didan, ohun elo alurinmorin, flange, ati bẹbẹ lọ, le ṣe ilọsiwaju ni ibamu si iyaworan naa


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