2017年1月9日星期一

ASTM A240 304L (S30403) Stainless Steel General Properties

Alloys 304L is the most versatile and widely used alloy in the stainless steel family.304L has good welding characteristics and can be welded by all standard methods but attention needs to be paid to avoid weld hot cracking.

 Chemistry Typical of ASTM A240 304L (S30403)
Carbon: 0.03 max
Chromium: 18.00 – 20.00
Manganese: 2.0 max
Nickel: 8.00 – 12.00
Phosphorus: 0.045 max
Silicon: 1.0 max
Sulphur : 0.03 max
Iron: Balance
Mechanical Properties of 304L (S30403) stainless steel
Temper
304
304L
Tensile Rm
76
ksi (min)
70
ksi (min)
Tensile Rm
517
MPa (min)
485
MPa (min)
R.p. 0.2% Yield
31
ksi (min)
25
ksi (min)
R.p. 0.2% Yield
207
MPa (min)
170
MPa (min)
Elongation (2" or 4D gl)
40
% (min)
40
% (min)
ASTM A240 304L Physical Properties (Room Temperature)
Specific Heat (0-100°C)
500
J.kg-1.°K-1
Thermal Conductivity
16.2
W.m -1.°K-1
Thermal Expansion
17.2
mm/m/°C
Modulus Elasticity
19.3
GPa
Electrical Resistivity
7.23
μohm/cm
Density
8.0
g/cm3
Alloy 304L Stainless Steel is used in a wide variety of home and commercial applications, including:

1,Food processing equipment, particularly in beer brewing, milk processing, and wine making
2,Kitchen benches, sinks, troughs, equipment, and appliances
3,Architectural trim and molding
learn more:http://www.ice-steels.com/News/ASTM-A240-304L-S30403-Stainless-Steel-General-Properties.html
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