Audited Supplier
Basic Information
| 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 | 2500 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 |
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 |
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.
ApplicationAxles Various, Bolts, Connecting Rods, Hydraulic Clamps and Rams, Pins Various, Rolls Various, Studs, Shafts, Spindles etc.
Product Pictures
Main Products:
HOT WORK MOULD STEEL: 1.2344, SKD61, H13, H11, FDAC, 8407
COLD WORL MOULD STEEL: SKD11, D3, SKS3, 1.2080, 1.2379, CR12MOV, O1, D2
STRUCTURAL ALLOY STEEL: 4140, 20CR, 40Cr, 35CrMo, 42CrMo, 38CrmoAi, SCM440, SCM420, 1.7225
CARBON STEEL &: Q235, Gcr15, S45C, S50C, S55C
Our Stock and Package Pictures
Our Loading Pictures
FAQ
Q1: What do you do for the control of the quality?
A1: Before loading, our products will all be inspected by ultrasonic inspection. Quality Grade conforms to SEP 1921-84 E/e, D/d, C/c as per customer's request.
Q2:: What are your hot-selling products?
A2: S50C, 1.2311, D2/1.2379, H13/1.2344, CR12MOV, DC53, CR8, abundant stock for both plates and rounds. Competitive prices and short lead-time.
Q3: Can we visit your company and factory?
A3: Yes, warmly welcome! We will book the hotel and assign our driver to pick you up at airport when you visit.
Q4: Are you a manufacturer or merely a trader?
A4: We are a group of companies with manufacturer bases and trading companies. We specialized in plastic mold steel, hot work mold steel, cold work mold steel, alloy steel for mechanical, high-speed steel, etc. All materials are of high quality and competitive price. Our advanced equipments such as horizontal sawing machine, vertical sawing machine and milling machine, which allow us to process the goods according to actual need.
