7Cr7Mo2V2Si T21317 LD LD-1 - GB /T 1299-2014

7Cr7Mo2V2Si Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Mo	V
Minimum Value	0.68	0.7	-	-	-	6.5	1.9	1.8
Maximum Value	0.78	1.2	0.4	0.03	0.02	7.5	2.3	2.2

7Cr7Mo2V2Si Mechanical Properties

condition	Heat Treatment or Condition	Hardness HBW
Delivery condition	Annealing	≤255
sample	Quenching	HRC ≥60

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