ASTM A 240 904L Stainless Hlau Phaj

Kev sib xyaw

Cov lus hauv qab no muab cov kev sib xyaw ua ke ntawm qib 904L stainless hlau:

Table 1. Muaj ntau yam ntawm qib 904L stainless hlau

Qib		C	Mn	Si	P	S	Cr	Mo	Ni	Cu
904L	min. max.	- 0.02	- 2	- 1	- 0.045	- 0.035	19 23	4 5	23 28	1 2

Mechanical Properties

Cov khoom siv kho tshuab raug ntawm qib 904L stainless hlau tau muab rau hauv cov lus hauv qab no:

Rooj 2. Mechanical zog ntawm qib 904L stainless hlau

Qib	Tensile zog (MPa) min	Yield Strength 0.2% Pov thawj (MPa) min	Elongation (% hauv 50mm) min	Hardness
				Rockwell IB (HR B)	Brinell (HB)
904L	490	220	36	70-90 UAS	150

Lub cev muaj zog

Lub cev muaj zog ntawm qib 904L stainless hlau yog tabulated hauv qab no:

Table 3. Cov khoom siv lub cev zoo ntawm qib 904L stainless hlau

Qib	Qhov ntom (kg / m3)	Elastic Modulus (GPa)	Txhais tau tias Co-eff ntawm Thermal Expansion (µm/m/degree)			Thermal conductivity (W/m.K)		Tshwj xeeb kub 0-100 degree (J/kg.K)	Elec Resistivity (nΩ.m)
			0-100 degree	0-315 degree	0-538 ° C	Thaum 20 degree	Ntawm 500 degree
904L	7900	190	15	-	-	11.5	-	500	952

Qib Specification Sib piv

Cov lus hauv qab no qhia txog qhov kwv yees qib sib piv ntawm 904L stainless hlau:

Table 4. Qib specifications ntawm qib 904L stainless hlau

Qib	UNS No	Laus British		Euronorm		Swedish SS	Japanese JIS
		BS	En	Tsis muaj	Lub npe
904L	N08904	904S13	-	1.4539	X1NiCrMoCuN25-20-5	2562	-