Cold Work Plastic 1.2316 X38crmo16 3cr17mo SUS420j Forging Rolled Mold Steel

• Type: Carbon Steel Bar
• Standard: AISI, ASTM, DIN, JIS, GB, BS
• Composition: Stainless Steel Scrap
• Technique: Forged
• Shape: Bar
• Surface Treatment: Black
• Model NO.: Alloy Steel Bar
• Special Use: High-strength Steel Plate, Wear Resistant Steel, Silicon Steel, Cold Heading Steel, Free Cutting Steel, Mold Steel
• Application: Tool Steel Bar
• Transport Package: N/M
• Specification: 6-400mm
• Trademark: Smooth
• Origin: China
• HS Code: 7228400000
• Production Capacity: 5000ton/Month

Product Description

CHEMICAL COMPOSITION:

C	Si	Mn	P	S	Cr	Mo	W	V	Co	Ni
0,33-0,45	≤1,00	≤1,50	Max 0,030	Max 0,030	15,50-17,50	0,80-1,30	-	-	-	≤1,00

MECHANICAL PROPERTIES:

Hardness after	Tempering ºC	Symbol	Value
Soft annealing	-	HB	≤250
Toughening		HB	300
Quenching with 1010 ºC in oil	-	HRC	49
Quenching with 1010 ºC in oil and tempering (cooling during quenching can also be gradual in the salt bath at 500-550 ºC and then in the air)	200	HRC	47
	300	HRC	46
	400	HRC	36.5
	450	HRC	37
	500	HRC	43
	550	HRC	38
	600	HRC	32.5

PHYSICAL PROPERTIES:

Property	Unit	Value
Density, ρ	g*cm^-3	7.6
Thermal expansion, α20-100ºC)	K^-1	10.4*10^-6
Thermal conductivity, λ20ºC)	W*m^-1*K^-1	26

TECHNOLOGICAL TREATMENT PROCESSES:

Technological treatment processes			Possible application	Temperature, °C
Hot forming	Forging		+	1100-750
	Rolling		+	1100-750
Treatment	Heat treatment	Quenching	+	1000-1040
		Tempering	+	550-650
	Precipitation strengthening	Supersaturation	-	-
		Ageing	-	-
	Annealing	Soft annealing	+	780-820
		Stress relieving	+	600-700
Thermochemical treatment	Nitriding		+	470-550
	Other		-	-

INTERNATIONAL STEEL GRADES:

ISO		CEN		Russia
X38CrMo16	ISO 4957:2004	X38CrMo16	ISO 4957:2004	-	-
US		Japan		China
-	-	-	-	-	-

 

APPLICATION:

Steel susceptible to dies for pressing chemically aggressive materials, some elements of moulds for pressure die casting of the alloys of light non-ferrous metals, food industry.