Stainless Steel Qib 321 - Kub Kub Resistant Qib

 

Kev sib xyaw

Cov txheej txheem sib xyaw ua ke rau qib 321 stainless hlau yog muab rau hauv rooj 1.

Table 1.Kev sib xyaw ua ke rau 321-qib stainless hlau

Qib		C	Mn	Si	P	S	Cr	Mo	Ni	N	Lwm yam
321	min. max	- 0.08	2.00	0.75	0.045	0.030	17.0 19.0	-	9.0 12.0	0.10	Ti=5(C+N) 0.70
321H	min. max	0.04 0.10	2.00	0.75	0.045	0.030	17.0 19.0	-	9.0 12.0	-	Ti=4(C+N) 0.70
347	min. max	0.08	2.00	0.75	0.045	0.030	17.0 19.0	-	9.0 13.0	-	Nb=10(C+N) 1.0

 

Mechanical Properties

Tej yam khoom siv rau qib 321 stainless hlau yog muab rau hauv rooj 2.

Rooj 2.Mechanical zog ntawm 321-qib stainless hlau

Qib	Tensile zog (MPa) min	Yield Strength 0.2% Pov thawj (MPa) min	Elongation (% hauv 50 mm) min	Hardness
				Rockwell B (HR B) max	Brinell (HB) max
321	515	205	40	95	217
321H	515	205	40	95	217
347	515	205	40	92	201

 

Lub cev muaj zog

Cov khoom siv lub cev zoo rau qib annealed qib 321 stainless hlau yog muab rau hauv rooj 3.

Table 3.Lub cev muaj zog ntawm 321-qib stainless hlau nyob rau hauv cov mob annealed

Qib	Qhov ceev (kg / m3)	Elastic Modulus (GPa)	Lub ntsiab lus Coefficient ntawm Thermal Expansion (μm / m / degree)			Thermal conductivity (W / mK)		Kev kub ceev 0-100℃(J / kg.K)	Hluav taws xob tiv thaiv (nΩ)
			0-100 degree	0-315 degree	0-538 ° C	ntawm 100 degree	ntawm 500 degree
321	8027	193	16.6	17.2	18.6	16.1	22.2	500	720

 

Qib Specification Sib piv

Kwv yees qib sib piv rau 321 stainless hlau ntawv yog muab rau hauv rooj 4.

Table 4.Qib specifications rau 321-qib stainless hlau

Qib	UNS No	Laus British		Euronorm		Swedish SS	Japanese JIS
		BS	En	Tsis muaj	Lub npe
321	S32100	321S31	58B, 58C	1.4541	X6CrNiTi18-10	2337	TIAB SA 321
321H	S32109	321S51	-	1.4878	X10CrNiTi18-10	-	SUS 321 H
347	S34700	347S31	58G	1.4550	X6CrNiNb18-10	2338	TIAB SA 347