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Plastic Mold Tool Steel Bar Prehardening QT Round Bar P20 / 1.2311 / 3Cr2Mo

Categories Tool Steel Bar
Brand Name: CF
Model Number: 1.2311 P20 PDS-3 3Cr2Mo
Certification: ISO / Mill Certificate
Place of Origin: China
MOQ: Negotiable
Price: Negotiable
Payment Terms: T/T, L/C
Supply Ability: 1000 MT per month
Delivery Time: 15 to 20 days
Packaging Details: Standard Export Packing or As per request
Heat treatment: Annealed/Q + T
Surface treatment: Black/Peeling/Polishing/Machined
Delivery condition: Forged or Hot rolled
Test: SGS/Ut 100%/Element testing
Certificate: ISO/Mill Certificate
Shape: Round/plate/sheet/flat bar
Hardness: 28 to 32 HRC
Flaw detection: CC / DD/ EE
Service: Free Sample and 24 hours online
Process: EAF+LF+VD+ESR
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Plastic Mold Tool Steel Bar Prehardening QT Round Bar P20 / 1.2311 / 3Cr2Mo


P20/ 1.2311/ 3Cr2Mo Plastic Mold Steel Prehardening QT Round Bar


P20 mould steel is a common alloy tool steel which usually supplied in QT condition. The 1.2311 steel can give an excellent polished finish. DIN 40CrMnMo7 tool steel is one of the most widely used material for machine cut plastic moulds. This grade also provides excellent wear resistance.



Physical Properties of 1.2311, P20, 3Cr2Mo special steel


Density: 0.284 lb/in3 (7861 kg/m3)


Specific Gravity: 7.86


Modulus of Elasticity: 30 x 106 psi (207 GPa)


Thermal Conductivity:


24 Btu/ft/hr/°F


41.5 W/m/°K


Machinability: 60-65% of a 1% carbon steel


3Cr2Mo 1.2311 P20 special mould steel Mechanical and Physical Properties


PropertiesMetric
Hardness, Brinell (typical)300
Hardness, Rockwell C (typical)30
Tensile strength, ultimate965-1030 MPa
Tensile strength, yield827-862 MPa
Elongation at break (in 50 mm (2″))20.00%
Compressive strength862 MPa
Charpy impact (V-Notch)27.1-33.9 J
Poisson’s ratio0.27-0.30
Elastic modulus190-210 GPa


1, Features


a, Good hardness uniformity and polishing property,good machining properties.


b, Good integral machanical performance when under high temperature, high Corrosion resistance


c, Good heat-resistance and fatigue-resistance,very high mechanical behavior,cutting mechanical property.


d, Pre-hardened to HRC28-32, can be directly used on mould processing, shorten the construction period.


e, High putity and homogeneous structure of China's biggest ESR production base for its strict requirement in the whole process of exploitation, smelting, vacuum degassing, ESR, forging, annealing, inspection.


2, Equivalent Grades


GBDINAISIJIS
3Cr2Mo1.2311P20PDS-3

3, 3Cr2Mo 1.2311 P20 Chemical Composition (Wt%)


Steel GradeCSiMnCrMoSP
1.23110.35-0.450.20-0.400.60-1.001.80-2.100.30-0.55≤0.003≤0.030
P200.35-0.450.20-0.400.60-1.001.80-2.100.30-0.55≤0.003≤0.030
PDS-30.35-0.450.20-0.400.60-1.001.80-2.100.30-0.55≤0.003≤0.030

4, Available Size(mm)


Plate Size(mm)Flat Bar Size(mm)Round Bar Size(mm)
ThicknessWidth

Length

ThicknessWidthLengthDiameterLength
10-7001600-22004000-1000010-700155-22002000-600020-2002000-6000

5, Recommend Heart Treatment


QuenchingTempering
Heating temperature/℃Cooling wayHardness (HRC)Heating temperature/℃Cooling wayHardness
(HRC)
850-880Oil Cooling50-52580-640Air Cooling28-32


6, Applications


Used for various lager-sized or medium-size precision plastic mould and alloy parts.


a, Ideally suited for the production of plastic moulds;


b, Die holders, zinc die casting dies, backers, bolsters and injection moulds;


c, Shafts, rails and wear strips;


7, Packing: Standard Export Packing or As per request



About GUANGZHOU CHANGFENG STEEL Co., Ltd

Q: Are you a manufacturer or merely a trader?
A: We are group of companies and owned manufacturer bases and trading company. We specialized in plastic mould steel, hot work mould steel, cold work mould steel, alloy steel for mechanical, high speed steel, etc. All material are with high quality and competitive price.

Q: How do you guarantee the quality of your product?
A: Firstly, we can provide the certificates from the third party, such as SGS, CE, ISO if you need. Secondly, we have a complete set of inspection system and every process is checked by QC. Quality is the lifeline of enterprise survival.

Q: Delivery time?
A: We have ready stock for most of material grades in our warehouse. If the material don't have stock, the delivery lead time is about 30-50days (depend on the quantity)after receiving your prepayment or firm order.

Q: What is the payment term?
A: T/T or L/C or Trade Assurance.

Q: Can we visit your company and factory?

A: 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.


Product Tags:

carbon tool steel

  

tool steel flat bar

  
Quality Plastic Mold Tool Steel Bar Prehardening QT Round Bar P20 / 1.2311 / 3Cr2Mo for sale
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