GB/T 1299 Cr12Mo1V1 Tool and Mold Steel

Standard: GB/T 1299-2014
Category: Tool and mold steel, Cold work mold steel, alloy tool steel, die steel
Main grades: Cr12, 4Cr5MoSiV, 4Cr5MoSiV1, Cr12MoV, Cr5Mo1V, 9Mn2V, 9CrWMn, 3Cr2Mo, 3Cr2NiMo
Products: GB/T 1299 Cr12Mo1V1 hot rolled round bars and square bars, Cr12Mo1V1 steel flats, Cr12Mo1V1 hot rolled wires, Cr12Mo1V1 forged round bars, Cr12Mo1V1 forged square bars, Cr12Mo1V1 forged steel flats
Delivery condition: generally delivered in annealing condition

What’s the Equivalent of GB/T 1299 Cr12Mo1V1 Steel?

ASTM A681	DIN	JIS	GB/T 1299
D2 / T30402	1.2436	SKD11	4Cr5MoSiV

GB/T 1299 Cr12Mo1V1 Mold Steel Chemical Composition

C (%)	V(%)	Si(%)	Mn(%)	P(%)	S(%)	Cr(%)	Mo(%)	Cu(%)	Cr(%)	Ni(%)	Co, %
1.45-1.60	0.50-1.10	≦0.60	≦0.60	≦0.030	≦0.020	11.00-13.00	0.70-1.20	≦0.25	≦0.25	≦0.25	≦1.00

What is the Hardness of GB Cr12Mo1V1 Mold Steel in Annealing Condition?

Grade	Annealing delivery condition	Sample quenching hardness
	Hardness HBW	Quenching temperature	coolant	Rockwell hardness HRC
Cr12Mo1V1	255 max.	820°C±15°C preheating, 1000°C(salt bath) ±6°C or 1010°C(furnace-controlling air) ±6°C heating, heat preservation 10-20min air cooling, 200°C ±6°C quenching,2 hour		59

What’s Application of GB Cr12Mo1V1 Mold Steel?

GB/T 1299 Cr12Mo1V1 tool steel is used extensively for tools and dies for blanking, punching, forming, cold-extruding. The deep hardening and high compressive strength of Cr12Mo1V1 make it ideal for applications that require long runs and close tolerances.