304L / 1.4307 igwe anaghị agba nchara capillary tubing

Nkọwa dị mkpirikpi:

Igwe anaghị agba nchara austenitic chromium-nickel steel 1.4307 nwere ezigbo nguzogide corrosion (karịsịa na mgbasa ozi gburugburu ebe obibi na n'oge enweghị nnukwu chlorine na ntinye nnu na mmiri oke osimiri) na weldability.Lelee ngwa na acids kpọmkwem.Na ọnọdụ welded 1.4301 abụghị iguzogide corrosion intergranular.

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Mpempe akwụkwọ data ihe

Nhọpụta ihe	1.4307
AISI/SAE	304L
EN ihe akara	X5CrNi18-10
UNS	S30400
ANFOR	Z7CN 18-09
BS	304 S15 – 304 S31
Norm	EN 10088-3

Isi mpaghara ngwa nke 1.4307

1.4307 dị mma ka ihicha ya na kpụ ọkụ n'ọnụ.A na-ejikarị ya na ụlọ ọrụ kemịkalụ, mmanụ ala, petrochemical na ụlọ ọrụ ụgbọ ala.

Ngwakọta kemịkalụ nke 1.4307

C	Si	Mn	P	S	Cr	Ni	N
≤%	≤%	≤%	≤%	≤%	%	%	≤%
0.03	1,0	2,0	0,045	0,015	17,0-19,5	8,0-10,5	0,11

Njirimara nke 1.4307

Oke okpomọkụ	Njupụta	Isi ike (HB)
N'ihi na enwere ike ibute oke mmiri nke chromium carbides,	7,9kg/dm³	160-190
okpomọkụ na-arụ ọrụ nke 450 ° C - 850 ° C ka a ga-atụle nke ọma
(DIN EN 10088-3)