ASTM A194 Grade 2H
Heavy Hex Nuts
ASTMA194 Grade 2His a standard material specification for high tensile nuts and other internally threaded fasteners, made from carbon steel.
Grade 2H nuts can be produced by means of hot forging, cold forging or machining from heat treated bar stock.
ASTM A 194 Grade 2H
Heavy Hex Nuts.
Chemical Compositions % :
Elements |
CarbonC |
ManganeseMn |
PhosphorusPh |
SulphurS |
SiliconSi |
Percentage % |
0.40 Max. |
1.00 Max. |
0.040 Max. |
0.050 Max |
0.40 Max. |
Mechanical Properties:
Size |
Brinnel Hardness BHN |
Rockwell Hardness HRB |
Rockwell Hardness HRB |
1.5″ /M36 Inclussive |
248 to 327 |
— |
24- 35 |
Over 1.5″/ M36 Dia. |
212 to 327 |
95 Min. |
35 Max. |