Irin alagbara 409

409 irin alagbara, irin jẹ irin Ferritic ti o funni ni awọn ohun-ini ẹrọ ti o dara ati resistance ipata otutu otutu. O jẹ igbagbogbo gba bi irin alagbara irin chromium, pẹlu awọn ohun elo ninu awọn eto eefi ti awọn ọkọ ayọkẹlẹ ati awọn ohun elo ti o beere fun weldability.

Awọn irin 409 tun wa ni awọn fọọmu iduroṣinṣin to gaju, gẹgẹbi awọn onipò S40930, S40920 ati S40910. Iduroṣinṣin ti awọn onipò wọnyi ni a pese nipasẹ wiwa niobium, titanium, tabi awọn mejeeji, ninu akojọpọ awọn irin.

Kemikali Tiwqn

Ipele		C	Mn	Si	P	S	Kr	Ni	Ti
409	min. o pọju.	- 0.08	- 1.00	- 1.00	- 0.045	- 0.045	10.5 11.75	- 0.5	6x C 0.75

Darí Properties

Ipele	Agbara Fifẹ (MPa) min	Agbara Ikore 0.2% Ẹri (MPa) min	Ilọsiwaju (% ni 50mm) min	Lile
				Iye ti o ga julọ ti Rockwell B (HR B).	Iye ti o ga julọ ti Brinell (HB).
409	450	240	25	75	131

Ti ara Properties

Ipele	Ìwọ̀n (kg/m3)	Modulu Rirọ (GPa)	Itumọ olùsọdipúpọ ti Imugboroosi Gbona (μm/m/°C)			Imudara Ooru (W/m.K)		Ooru kan pato 0-100°C (J/kg.K)	Itanna Resistivity (nΩ.m)
			0-100°C	0-315°C	0-538°C	ni 100°C	ni 500°C
409	7800	200	11.0	11.7	12.4	25.8	27.5	460	600

Ite Specification lafiwe

Ipele	UNS No	British atijọ		Euronorm		Swedish SS	Japanese JIS
		BS	En	Rara	Oruko
409	S40900	409S19	-	1.4512	X6CrTi12	-	SUH 409

Owun to le Yiyan onipò

Ipele	Awọn ohun-ini
3CR12	Rọrun lati weld ati resistance ipata to dara. Awọn apakan ti o wuwo wa ni irọrun diẹ sii nigbati a bawe si 409.
304	Giga ooru resistance ati ipata resistance. Ite 304 jẹ gbowolori.
321	Idaabobo ooru to dara julọ nigbati a ba ṣe afiwe 304 tabi 409.
Irin aluminiomu	Din owo ju ite 409 irin alagbara, irin, sugbon kere si sooro si eefi gaasi.