Qib 409 stainless hlau yog Ferritic hlau

Cov khoom tseem ceeb

Cov khoom uas tau muab hauv qab no cuam tshuam rau cov tubing annealed ntawm ASTM A268. Cov khoom tshwj xeeb yuav tsis zoo ib yam li lwm yam khoom xws li bar thiab coil.

Kev sib xyaw

Cov tshuaj lom neeg muaj pes tsawg leeg ntawm qib 409 stainless hlau tau muab hauv qab no:

Table 1 - Kev sib xyaw ua ke ntawm qib 409 stainless hlau

Qib		C	Mn	Si	P	S	Cr	Ni	Ti
409	min. max.	- 0.08	- 1.00	- 1.00	- 0.045	- 0.045	10.5 11.75	- 0.5	6x C 0.75

Mechanical Properties

Cov lus hauv qab no muab cov khoom siv kho tshuab ntawm qib 409 stainless hlau:

Rooj 2 - Mechanical zog ntawm qib 409 stainless hlau

Qib	Tensile zog (MPa) min	Yield Strength 0.2% Pov thawj (MPa) min	Elongation (% hauv 50mm) min	Hardness
				Rockwell B (HR B) max	Brinell (HB) max
409	450	240	25	75	131

Lub cev muaj zog

Lub cev muaj zog ntawm annealed qib 409 stainless hlau yog tabulated hauv qab no:

Table 3 - Lub cev muaj zog ntawm annealed qib 409 stainless hlau

Qib	Qhov ceev (kg / m3)	Elastic Modulus (GPa)	Lub ntsiab lus Coefficient ntawm Thermal Expansion (μm / m / degree)			Thermal conductivity (W / mK)		SPecific Thaum tshav kub kub 0-100degreeC (J/kg.K)	Hluav taws xob tiv thaiv (nΩ)
			0-100 degree	0-315 degree	0-538 ° C	ntawm 100 degree	ntawm 500 degree
409	7800	200	11.0	11.7	12.4	25.8	27.5	460	600