igwe anaghị agba nchara 316L ọkpọkọ tube maka okpomọkụ Exchanger

316 igwe anaghị agba nchara mkpuchi ọkpọkọ:

Igwe anaghị agba nchara: ASTM A312 TP316/TP316L/TP316H, ASTM A269, ASTM A270
Ngwakọta ọkpọkọ igwe anaghị agba nchara: ASTM A420 WP316/WP316L/WP316H/
Flanges igwe anaghị agba nchara: ASTM A182 F316/F316L/F316
Efere igwe anaghị agba nchara: ASTM A240 Ụdị 316/316L/316H

Ọkọlọtọ German: DIN17400 1.4404
Ọkọlọtọ Europe: EN10088 X2CrNiMo17-12-2

316/316L vs 304/304L

Ụdị 316 / 316L / 316H bụ austenitic igwe anaghị agba nchara ezubere maka iji na ngwa na-achọ ike dị elu, ike na workability, yana nkwalite corrosion iguzogide.Tụnyere 304 igwe anaghị agba nchara, 316 nwere ọnụ ọgụgụ dị elu nke molybdenum (Mo 2% -3%) na nickel (Ni 10% ruo 14%), Molybdenum nwere nguzogide corrosion n'ozuzu nke ọma, ọkachasị maka pitting na crevice corrosion na gburugburu chloride.316 nwere ezigbo ike na akụrụngwa akụrụngwa na obere okpomọkụ, dabara adaba maka ịtụgharị oyi, efere igwe nri na-aga n'ihu na ụdị igwe nri efere, oke ruru 60 inch.

ASTM A312 TP316/316L/316H/316Ti/316LN Chemical Compositio316 Stainles Steel Pipe Mechnical Ike

ASTM A312 TP316 316L 316H 316LN Mechnical Ike

316L/TP316L igwe anaghị agba nchara

Ọkwa 316L na-ezo aka S31603 UNS desination 1.4404, ọ nwere nguzogide corrosion ka mma karịa TP316 n'ihi ọdịnaya Carbon dị ala.316L kacha carbon ọdịnaya 0.03% nke 316 kacha 0.08%, elu carbon ga-amụba intergranular corrosion.Ya mere, 316L kwesịrị ekwesị maka ngwa ebe ọ dị mkpa ka a zere mmiri ozuzo carbon.A na-eji igwe anaghị agba nchara eme ihe n'ọtụtụ ebe maka ịgbado ihe ndị ahụ, ọdịnaya carbon ya pụrụ iche jikọtara ya na ịgbado ọkụ na-eme ka nguzogide kachasị na corrosion izugbe, ọkachasị ọdabara maka akụrụngwa ọrụ dị arọ.

A na-ewere 316L ka ọ na-eguzogide oxidation karịa Ụdị 316, karịsịa na gburugburu mmiri na-ekpo ọkụ.Ọzọkwa, obere carbon ọdịnaya ya na-echebe ya pụọ ​​​​na mmiri ozuzo carbon.Igwe ahụ na-egosipụtakwa nguzogide na oke okpomọkụ dị oke ala, ọbụlagodi ruo ọkwa cryogenic.N'ihe gbasara nguzogide okpomọkụ, 316L na-egosiputa nguzogide dị mma nke ọma, nkwụsi ike mgbawa na ike zuru ezu karịa ọkwa igwe anaghị agba nchara ndị ọzọ.

Ọtụtụ n'ime otu omume na-arụ ọrụ ndị dị irè maka Ụdị 316 nwekwara ike iji 316L, gụnyere weldability na oyi na-arụ ọrụ ike.Na mgbakwunye, 316 anaghị achọ annealing post-service iji bulie nguzogide corrosion ya, mana enwere ike iji annealing mee ihe n'ọnọdụ ụfọdụ.

316H/TP316H igwe anaghị agba nchara

Ọkwa 316H na-ezo aka S31609, carbon ọdịnaya 0.04% ka 0.10%, ọ na-enye elu okpomọkụ iguzogide karịa 316L.

316Ti/TP316Ti

A maara igwe anaghị agba nchara 316Ti dị ka ọkwa kwụsiri ike nke ụdị 316 ma bụrụkwa otu n'ime igwe anaghị agba nchara 316 akwadoro maka ngwa okpomọkụ dị elu.Ọkwa a nwere obere ego (na-abụkarị naanị 0,5%) nke titanium.Ọ bụ ezie na ọ ka na-ekerịta ọtụtụ ihe onwunwe nke akara ule 316 ndị ọzọ, mgbakwunye titanium na-echebe 316Ti site na mmiri ozuzo na okpomọkụ dị elu, ọbụlagodi na ikpughe ogologo oge.

A na-agbakwunyekwa Molybdenum na nhazi nke 316Ti.Dị ka akara ule 316 ndị ọzọ, molybdenum na-enye nchebe emelitere megide corrosion, chloride solution pitting na ike mgbe etinye ya na gburugburu okpomọkụ dị elu.Agbanyeghị, nguzogide oke okpomọkụ ya na-agbakwunyekwa ọdịnaya titanium ya, nke na-eme ka 316Ti ghara ịdaba na mmiri ozuzo na okpomọkụ ndị a.Tụkwasị na nke ahụ, ígwè ahụ na-eguzogide acids dị ka sulfuric acid, hydrochloric acid, na acid sulfates.
A na-ejikarị 316Ti eme ihe na ndị na-agbanwe ọkụ, ngwa igwe akwụkwọ na ihe ndị e ji ewu ụlọ na gburugburu mmiri.

TP316LN/316N

316N: Nitrogen (N) na-agbakwunye na 316 igwe anaghị agba nchara iji mee ka ike dịkwuo ike na-enweghị ibelata plasticity, nke mere na ọkpụkpụ nke ihe ahụ na-ebelata.Maka akụkụ ike dị elu nwere nguzogide corrosion ka mma.

316LN dịkwa 316L na N gbakwunyere, nwere nguzogide corrosion ka mma karịa 316N.

Ngwa TP316/316L/316H/316Ti igwe anaghị agba nchara

TP316 / 316L enweghị nkebi pipe na-eji maka mmiri mmiri ma ọ bụ gas mgbali nyefe na mmiri ọgwụgwọ, n'efu mmiri ọgwụgwọ, petrochemical, chemical, ọgwụ na ndị ọzọ na ụlọ ọrụ.Na ngwa nhazi gụnyere okporo ụzọ aka, okporo osisi na ọkpọkọ nkwado maka mmiri nnu na gburugburu ndị na-emebi emebi.Tụnyere TP304 igwe anaghị agba nchara, TP316 igwe anaghị agba nchara ọkpọkọ nwere ala weldability, ya mere, ọ na-adịghị eji mgbe ọ bụla dị ka welded ọkpọkọ ma ọ bụrụ na ya elu corrosion iguzogide karịrị weldability.