Stainless Steel Hardness Chart

                   

According to ASME SA213/SA213MASTM A370ASME SA789 / SA789M
Stainless Steel Mechanical Properties

GradeTensile Strength
min.
ksi [MPa]
Yield Strength
min.
ksi [MPa]
Elongation
in 2in or 50mm length %
(min)
Hardness (Max) ASTM E18
Brinell
Hardness (Max) ASTM E18
Rockwell
20195 [655]38 [260]35219 HBW95 HRB
30475 [515]30 [205]35192 HBW90 HRB
304L70 [485]25 [170]35192 HBW90 HRB
304H75 [515]30 [205]35192 HBW90 HRB
304N80 [550]35 [240]35192 HBW90 HRB
309S75 [515]30 [205]35192 HBW90 HRB
309H75 [515]30 [205]35192 HBW90 HRB
310S75 [515]30 [205]35192 HBW90 HRB
310H75 [515]30 [205]35192 HBW90 HRB
31675 [515]30 [205]35192 HBW90 HRB
316L70 [485]25 [170]35192 HBW90 HRB
316H75 [515]30 [205]35192 HBW90 HRB
316Ti75 [515]30 [205]35192 HBW90 HRB
31775 [515]30 [205]34192 HBW90 HRB
317L75 [515]30 [205]35192 HBW90 HRB
32175 [515]30 [205]35192 HBW90 HRB
321H75 [515]30 [205]35192 HBW90 HRB
34775 [515]30 [205]35192 HBW90 HRB
TP347H75 [515]30 [205]35192 HBW90 HRB
N0890471 [490]31 [215]35192 HBW90 HRB
N0802080 [550]35 [240]30217 HBW95 HRB
800
N08800
Cold Work
75 [515]30 [205]30192 HBW90 HRB
800H
N08810
65 [450]25 [170]30192 HBW90 HRB
800HT
N08811
65 [450]25 [170]30192 HBW90 HRB
N10276100 [690]41 [283]40  
N06022100 [690]45 [310]45  
S3180390 [620]65 [450]25290 HBW30 HRC
S3180390 [620]65 [450]25290 HBW30 HRC
S32101101 [700]
Wall≤0.187 in. [5.00 mm]
77 [530]
Wall≤0.187 in. [5.00 mm]
30290 HBW30 HRC
S3220595 [655]70 [485]25290 HBW30 HRC
S32550110 [760]80 [550]15297 HBW31 HRC
S32304100 [690]
OD 1 in. [25 mm] and Under

87 [600]
OD over 1 in. [25 mm]
65 [450]
OD 1 in. [25 mm] and Under

58 [400]
OD over 1 in. [25 mm]

25



25





290 HBW





30 HRC
S32750116 [800]80 [550]15300 HBW32 HRC
S32760109 [750]80 [550]25300 HBW

1Mpa=144.55psi

Hardness | Hardness Conversion Calculator | Hardness Testing | Hardness Test Methods | Brinell Hardness | Rockwell Hardness | Vickers Hardness | Superficial Rockwell Hardness | Shore Durometer Test | Hardness Conversion Table | Brinell Rockwell Hardness Conversion | Carbon Steel Cast Steel Hardness Conversion | Rockwell Superficial Brinell Vickers Shore Hardness Conversion | Harder Scales Equivalent | Softer Scales Equivalent | Figure Comparing Hardness Scales | Table of Components Showing Relevant Surface Hardness Values | O-Ring Installation Compressive Load vs Hardness Shore A Scale | Detect The Hardness Of Stainless Steel

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