Duplex Igwe anaghị agba nchara

Foto a egosipụtara nke eriri igwe anaghị agba nchara duplex

Nkọwa Dị Mkpirikpi:

Ọkwa: ASTM A182 F53, A240, A276, A479, A789, A790, A815, A928, A988 SAE J405wdg.

Ọkọlọtọ: AISI, ASTM, DIN, EN, GB, ISO, JIS

Ogologo: 2000mm, 2438mm, 3000mm, 5800mm, 6000mm, ma ọ bụ dịka ihe ndị ahịa chọrọ

Obosara: 20mm - 2000mm, ma ọ bụ dịka ihe ndị ahịa chọrọ

Ọkpụrụkpụ: 0.1mm -200mm

Elu: 2B 2D BA (Bright Annealed) Nke 1 Nke 3 Nke 4 Nke 5 Nke 8 8K HL (Ahịrị Ntutu)

Oge ọnụahịa: CIF CFR FOB EXW

Oge nnyefe: N'ime ụbọchị 10-15 mgbe akwadochara iwu ahụ

Oge ịkwụ ụgwọ: 30% TT dị ka nkwụnye ego na nguzozi megide otu B/Lma ọ bụ LC

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Nkọwa Ngwaahịa

Akara Ngwaahịa

Nkọwa nke Duplex Stainless Steel

A na-ekewapụ ígwè anaghị agba nchara nke ukwuu site na ọkwa duplex ọkọlọtọ site na njirimara ya dị elu nke na-eguzogide nchara. Ọ bụ ihe ejiri ihe dị iche iche mee nke ọma nke nwere oke mkpokọta nke ihe ndị na-egbochi nchara dịka chromium (Cr) na molybdenum (Mo). Ọkwa ígwè anaghị agba nchara nke mbụ, S32750, nwere ihe ruru 28.0% chromium, 3.5% molybdenum, na 8.0% nickel (Ni). Ihe ndị a na-enye ike iguzogide ihe ndị na-emebi emebi, gụnyere asịd, chlorides, na ngwọta caustic.

N'ozuzu, ígwè anaghị agba nchara nke ukwuu na-ewulite uru ndị e guzobere na ọkwa duplex yana nkwụsi ike kemịkalụ ka mma. Nke a na-eme ka ọ bụrụ ọkwa zuru oke maka imepụta ihe dị mkpa na ngalaba petrochemical, dị ka ihe mgbanwe okpomọkụ, ihe na-agba mmiri, na ngwa arịa nrụgide.

Njirimara Mechanical nke Duplex Stainless Steel

Ọkwa	ASTM A789 Ọkwa S32520 nke a na-agwọ n'ọkụ	ASTM A790 Grade S31803 Okpomọkụ-agwọ	ASTM A790 Grade S32304 Okpomọkụ-agwọ	ASTM A815 Ọkwa S32550 nke a na-agwọ n'ọkụ	ASTM A815 Ọkwa S32205 nke a na-agwọ n'ọkụ
Modulu Elastic	200 GPA	200 GPA	200 GPA	200 GPA	200 GPA
Ogologo	Pasentị iri abụọ na ise	Pasentị iri abụọ na ise	Pasentị iri abụọ na ise	Pasentị iri na ise	Pasentị iri abụọ
Ike ọdụdọ	770 MPa	620 MPa	600 MPa	800 MPa	655 MPa
Ike siri ike nke Brinell	310	290	290	302	290
Ike Mwepụta	550 MPa	450 MPa	400 MPa	550 MPa	450 MPa
Ọnụọgụ mgbasawanye okpomọkụ	1E-5 1/K	1E-5 1/K	1E-5 1/K	1E-5 1/K	1E-5 1/K
Ike Okpomọkụ Pụrụ Iche	440 – 502 J/(kg·K)	440 – 502 J/(kg·K)	440 – 502 J/(kg·K)	440 – 502 J/(kg·K)	440 – 502 J/(kg·K)
Ọgbakọ okpomọkụ	13 – 30 W/(m·K)	13 – 30 W/(m·K)	13 – 30 W/(m·K)	13 – 30 W/(m·K)	13 – 30 W/(m·K)

Nhazi nke Duplex Igwe anaghị agba nchara

l Ụdị nke mbụ bụ ụdị alloy dị ala, nke nwere ọkwa nnọchite anya nke UNS S32304 (23Cr-4Ni-0.1N). Ígwè ahụ enweghị molybdenum, uru PREN bụkwa 24-25. Enwere ike iji ya kama AISI304 ma ọ bụ 316 na nguzogide nrụrụ aka.

l Ụdị nke abụọ bụ nke ụdị alloy dị n'etiti, akara nnọchite anya ya bụ UNS S31803 (22Cr-5Ni-3Mo-0.15N), uru PREN bụ 32-33, na nguzogide nchara ya dị n'etiti AISI 316L na 6% Mo+N ígwè anaghị agba nchara austenitic.

l Ụdị nke atọ bụ nke nwere nnukwu alloy, nke na-enwekarị 25% Cr, molybdenum na nitrogen, ụfọdụ nwekwara ọla kọpa na tungsten. Ọkwa ọkọlọtọ UNSS32550 (25Cr-6Ni-3Mo-2Cu-0.2N), uru PREN bụ 38-39, iguzogide nchara nke ụdị ígwè a dị elu karịa nke 22% Cr duplex ígwè anaghị agba nchara.

l Ụdị nke anọ bụ nnukwu duplex ígwè anaghị agba nchara, nke nwere nnukwu molybdenum na nitrogen. Ọkwa ọkọlọtọ bụ UNS S32750 (25Cr-7Ni-3.7Mo-0.3N), ụfọdụ nwekwara tungsten na ọla kọpa. Uru PREN karịrị 40, nke enwere ike itinye na ọnọdụ siri ike. O nwere ezigbo iguzogide nchara na ihe onwunwe zuru oke nke igwe, nke enwere ike iji tụnyere ya na nnukwu ígwè anaghị agba nchara austenitic.

Uru nke Duplex Stainless Steel

Dịka ekwuru n'elu, Duplex na-arụ ọrụ nke ọma karịa ụdị ígwè dị iche iche dị n'ime obere nhazi ya. N'ikwu ya n'ụzọ dị mma, njikọta nke njirimara dị mma sitere na ihe ndị dị na austenite na ferrite na-enye ngwọta ka mma maka ọtụtụ ọnọdụ mmepụta dị iche iche.

l Njirimara mgbochi ire ere - Mmetụta nke molybdenum, chromium, na nitrogen na iguzogide ire ere nke alloys Duplex dị oke ukwuu. Ọtụtụ alloys Duplex nwere ike ịha nhata ma gafere arụmọrụ mgbochi ire ere nke ọkwa austenitic ama ama gụnyere 304 na 316. Ha dị irè karịsịa megide crevice na pitting corrosion.

l Mgbawa nke nchara nrụgide - SSC na-abịa n'ihi ọtụtụ ihe dị n'ikuku - okpomọkụ na iru mmiri bụ ihe kacha pụta ìhè. Nrụgide nrụgide na-eme ka nsogbu ahụ ka njọ. Nnwale austenitic nkịtị na-adị mfe nke ukwuu maka mgbawa nke nchara - ígwè anaghị agba nchara Duplex abụghị.

l Ike - Duplex siri ike karịa ígwè ferritic - ọbụlagodi na okpomọkụ dị ala ebe ọ dabaraghị arụmọrụ nke ọkwa austenitic n'akụkụ a.

l Ike - Alloys Duplex nwere ike ịdị ike ruo okpukpu abụọ karịa ma nhazi austenitic na ferritic. Ike dị elu pụtara na ígwè na-adịgide adịgide ọbụlagodi na ọkpụrụkpụ ya dị ala nke dị mkpa karịsịa maka ibelata ọkwa ibu.