A194 Grade 2HM - ASTM A194/A194M-2023

Grade	A194 Grade 2HM
Corresponding Standard	ASTM A194/A194M-2023 Standard Specification for Carbon Steel, Alloy Steel, and Stainless Steel Nuts for Bolts for High Pressure or High Temperature Service, or Both
Classification	Carbon Steel

A194 Grade 2HM Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S
Minimum Value	0.4	-	-	-	-
Maximum Value	-	0.4	1	0.04	0.05

A194 Grade 2HM Mechanical Properties

product	Heat Treatment or Condition	Hardness HBW
Finished Nuts	Heat Treatment	159~235HBW 84~99HRB
Sample nut	Heat Treatment	≥159HBW ≥84HRB

A194Grade2HM Corresponding Standards(Same grade name, different standards)

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