Customization: | Available |
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Type Shape: | Flat Bar/Plate/Block |
Surface Delivery: | Black / Grinded/Milled/Machined |
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Specification(Customer requsted size):
Thickness: 10~800MM
Width: 100~2200MM
Length: 1600~5800MM
Hot rolled, Forging, Black, Hardened, Tempering, Hardness: 28~34HRC
Material Character:
Good mechanical property and quenching, make surface have equal hardness after deal with it. Nice polishing and low roughness.
Normally make the heat-treatment to harden condition before used, it can be used directly after the mould machined.
Application:
Used for various large-size mirror plastic mould, precision plastic mould, like: cars accessies, home appliances, electronic equipment
plastic mould.
Good machinability and morror grinding performance,Surtable for making plastic mold and die casting low melting point metal mold materials.
1.Internatioal Standard
DIN | ASIA | JIS | CHINA |
P20+S |
1.2738 | C | Si | Mn | Cr | Mo | S | P | V |
1.90-2.20 | 0.10-0.60 | 0.20-0.60 | 11.0-13.50 | 1.80-2.20 | ≤0.003 | ≤0.003 | 0.20-0.50 |
Flat Bar Size | Round Bar Size(mm) | |||||
Thickness | Width | Length | Diameter | Length | ||
6-400 | 100-1500 | 2000-5800 | 10-400 | 3000-5000 |
Quenching | Tempering | Annealing | ||||||||
Heating temperature/ºC | Cooling way | Hardness | Tempering temperature /ºC |
Tempering number | Hardness (HRC) |
Delivery hardness (HB) |
||||
First preheating | Second preheating | last preheating | 170-230 | 2 | 61-63 | 235 | ||||
500-600 | 820-860 | 1010-1060 | Oil Cooling | 60-6 |
cope of Application:
Exterior decoration of buildings: Roof and wallboards of industrial, commercial, residential and public facilities,Interior decoration of buildings: Wallboards, ceiling boards, partition boards, fireproof doors,Building accessories: Window panels, signboardsHome appliances: Oil/gas boilers, rice buckets, portable gas burners, etc.
Product Feature
uniform hardness across the cross-section -very good polishability-good machinability-hardenable and temperable plastic mould steel-nitridable-suitable for chrome plating
APPLICATIONS:
Suitable for large thickness greater than 400 mm, in particular, require uniform hardness and high toughness and plastic mold polishing on the surface of good performance, such as TV chassis, copy chassis, bumper, shock absorber, the instrument panel and other large mold
GENERAL:
-uniform hardness across the cross-section-very good polishability-good machinability-hardenable and temperable plastic mould steel-nitridable-suitable for chrome plating
Q1: What do you do for the control of the quality?
A1: Before loading into the container, 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: 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 can book the hotel for you before you come to China and arrange our driver to our airport to pick you up when you come.
Q4: Are you a manufacturer or merely a trader?
A4: We are a group of companies and owned 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 prices.