How are the ASTM A240 301(S30100) Stainless Steel Material Properties Defined

301L and 301LN are represented by other conventions. Grade 301L is represented by JIS G4305 and 301LN by EN10088-2 as grade 1.4318. Stainless steel grade 301 is usually supplied in the form of strips and wires.

301(S30100) Stainless Steel Chemistry Typical
Carbon: 0.15 max
Manganese: 2.00 max
Silicon: 1.00 max
Chromium: 16.00- 18.00
Nickel: 6.00- 8.00
Aluminum: 0.75 max
Phosphorus: 0.040 max
Sulphur: 0.030 max
Copper: 0.75 max
Nitrogen: 0.10 max
Iron: Balance
Mechanical properties of 301 grade stainless steel

Grade 301 Temper ASTM A666	Tensile Strength (MPa) min.	Yield Strength 0.2% Proof (MPa) min.	Elongation (% in 50mm) (thick.>0.76mm) min.	Bend Test (thickness > 1.27mm)
				Bend Angle (°)	Factor
Annealed	758	276	60	-	-
1/16 Hard	620	310	40	180	1
1/8 Hard	690	380	40	180	1
1/4 Hard	862	514	25	90	2
1/2 Hard	1034	758	18	90	2
3/4 Hard	1205	930	12	90	3
Full Hard	1276	965	9	90	5

The typical applications of grade 301 stainless steels are listed below:

1, Making rail car structural components
2, Air frame sections
3, Highway trailer components
4, Automotive wheel covers
5, Wiper blade clips and holders
6, Stove element clips
7, Screen frames
8, Toaster springs
9, Curtain walls
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