Milling Ground Hot Work Ground Precision Die Steel H13 1.2344 SKD61 Material Steel Mold

• Customization: Available
• Type: Alloy Steel Bar
• Standard: AISI, ASTM, DIN, JIS, GB, BS
• Model NO.: Hot Work Mold Steel
• Composition: H13, DIN1.2344, SKD61, 4Cr5MoSiV1
• Technique: Forged/Hot Rolled/Cold Drawn
• Shape: Round/Flat/Block/Square/Bar/Plate
• Surface Treatment: Polished
• Special Use: High-strength Steel Plate, Wear Resistant Steel, Silicon Steel, Cold Heading Steel, Free Cutting Steel, Mold Steel
• Application: Structural Steel Bar
• Certificate: ISO, ABS, BV, CCS, Dnv, Lr, Gl, Mill Certificate
• Quality Inspection: Ut, Chemical Composition, Physical Properties/SGS
• Length: 3-5.8m, or as Per Request
• Heat Treatment: Quenched,Tempered,Annealed
• Surface Require: Black,Grinding,Bright,Polish
• Transport Package: Seaworthy Packing/Wooden Box or at Client′s Requir
• Specification: Customized
• Trademark: OEM & ODM
• Origin: China
• HS Code: 7228600000
• Production Capacity: 1000 Ton/Month

Product Description

Product Description

Steel Grade	H13/1.2344/SKD61
Dimension	Thickness 5-500mm  / Diameter 5-600mm
Delivery Condition	Annealed
Surface Treatment	Black Surface / Milled Surface
Production Condition	Two Sides Cut or Four Sides Cut for Round Bar
Stock Quantity	3000 tons
Ultrasonic Test	Sep1921-84 D/D or E/e with 100% Test
Lead Time	7-10 days

Typical Chemical Composition of SKD61/H13/1.2344(%)

C	Si	Mn	P	S	Cr	Mo	V
0.35-0.45	0.80-1.20	0.20-0.50	≤0.03	≤0.03	4.80-5.50	1.20-1.75	0.90-1.20

Characteristics
It has air hardening with good toughness, resistance to abrasion and high red hardness. It resists softening to 550°C and has good resistance to heat checking. Will Nitride with a case hardness over 1000 V.P.N. Generally supplied annealed to HB 230 max.
Equivalent Grade 

Standard	AISI/SAE	W.Nr/DIN	JIS	GB
Grade	H13	1.2344	SKD61	4Cr5MoSiV1

Hot Forming:
Forging: 1100 to 900ºC, slow cooling in furnace.

Heat Treatment of H13 / 1.2344 / SKD61 steel
Annealing: 750 to 800ºC, slow cooling in furnace (10-20ºC/hr), down to 600ºC, cooling in air. Hardness after annealing: max. 230 HB.
Stress relieving: 600 to 650ºC, slow cooling in furnace. Hold in neutral atmosphere for 1 to 2hours.
Hardening: 1020 to 1080ºC, oil/air, hold 20 to 30 minutes. Hardness , 52 to 56 HRC in oil, 50 to 54 HRC in air.
Tempering: 560 to 580ºC. Slowly heating to tempering temperature right after hardening. Recommended to temper at least twice. The second tempering temperature shall be approx. 20 to 30ºC lower than the first tempering.

Tempering ºC	300	400	500	600
HRC	53	54	55	50

* Hardening temperature: 1050ºC, specimen size: dia50mm

Surface treatment:
Nitriding: Suited for both bath and gas nitriding.

Properties:
Excellent hot tensile properties, high hot wear resistance, good machinability, high toughness and heat checking resistance. Recommended working temperature under than 540ºC.

Application
Axles Various, Bolts, Connecting Rods, Hydraulic Clamps and Rams, Pins Various, Rolls Various, Studs, Shafts, Spindles etc.

Main Products

 

Alloy Steel	4140,4142,42CrMo4,1.7225,SCM440,4130,SCM430,25CrMo4,1.7218,34CrNiMo6, 1.6582,4340,SNCM439,36CrNiMo4,1.6511,SACN645,1340,SMn438,SNC236,
Tool Steel	H13,1.2344,SKD61,D2,SKD11,1.2379,1.2510,01,SKS3,95MnWCr5,D3,SKD1,1.2419, SKS31,H21,SKD5,1.2581,P20,35CrMo7,1.2738,1.2316,M2
Bearing Steel	GCr15,52100,SUJ1,SUJ2,100Cr6,1.2067,55C,8620,4320,9310,440C,M50
Spring Steel	9260,SUP6,SUP7,1.7108,54SiCr6,1.7102,5155,SUP9,1.7176,5160,1.7177,6150, SUP10,51CrV4,1.8159
Stainless Steel	321,sus321,1.4541,304,SUS304,1.4301,410,SUS410,1.4006,420,1.4021,1.4028, 434,1.4113,316L,SUS316L,1.4435,630,1.4542,431,1.4057

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