304 Stainless Hlau Phaj hauv Gnee hlau

🧪 Chemical Composition

Tshuaj muaj pes tsawg leeg:

Lub ntsiab	Tsawg%	Max %	Ib txwm%	ASTM A240 yuav tsum tau
Cov pa roj carbon (C)	-	0.080	0.045	Tsawg dua los yog sib npaug li 0.08
Chromium (Cr)	18.0	20.0	18.5	18.0-20.0
Nickel (Ni)	8.0	12.0	9.2	8.0-12.0
Manganese (Mn)	-	2.00	1.45	Tsawg dua lossis sib npaug li 2.00
Silicon (Si)	-	0.75	0.42	Tsawg dua lossis sib npaug li 0.75
Phosphorus (P)	-	0.045	0.028	Tsawg dua lossis sib npaug li 0.045
Sulfur (S)	-	0.030	0.015	Tsawg dua lossis sib npaug li 0.030
Nitrogen (N)	-	0.10	0.06	Tsawg dua lossis sib npaug li 0.10
Hlau (Fe)	Tshuav	Tshuav	70.1	Tshuav

⚙️ Mechanical Properties

Mechanical Properties:

Khoom	ASTM Cov Lus Qhia	Tus nqi	Txoj Kev Xeem	Kub
Tensile zog	515 MPa min	580 MPa ua	ASTM A 370 Cov Lus Qhia Tshwj Xeeb	Chav Temp
Lub zog muaj zog (0.2%)	205 MPa min	240 MPa	ASTM A 370 Cov Lus Qhia Tshwj Xeeb	Chav Temp
Elongation	40% min	50%	ASTM A 370 Cov Lus Qhia Tshwj Xeeb	Chav Temp
Hardness (Brinell)	201 HB max	170 HB	ASTM E10	Chav Temp
Hardness (Rockwell B)	92 HRB max	85 PAB	ASTM E18	Chav Temp
Modulus ntawm Elasticity	-	200 GPa	ASTM E111	Chav Temp
Impact Zog (Charpy V)	-	300+ J	ASTM E23	Chav Temp

🔬 Lub cev muaj zog

Lub cev muaj zog:

Khoom	Tus nqi	Chav tsev	Kub	Test Standard
Qhov ntom	8.00	g/cm3	20 degree	ASTM B 311 Cov Lus Qhia Tshwj Xeeb
Melting Point	1400-1450	degree	-	DSC Kev Ntsuam Xyuas
Thermal conductivity	16.2	W/m·K	100 degree	ASTM E 1461 Cov Lus Qhia
Thaum tshav kub kub	500	J/kg · K	0-100 degree	ASTM C 351 Cov Lus Qhia
Linear Expansion	17.2	μm/m·K	0-100 degree	ASTM E228
Hluav taws xob Resistivity	720	n|℃¤ m	20 degree	ASTM B193
Sib nqus Permeability	1.02	μ/μ₀	Chav Temp	ASTM A342
Curie Kub	Tsis muaj	-	-	Tsis yog -magnetic