2311 Plastic Mould Steel
2311 Plastic Mould Steel Plastic Mould Steel Malaysia, Selangor, Kuala Lumpur (KL), Klang Supplier, Suppliers, Supply, Supplies | E STEEL SDN. BHD.

We are the Leading Supplier of Mould Steel 2311 
2311 Plastic Mould Steel is the Pre Hardened Plastic mould steel.  

We supply and export to Singapore , Indonesia , Brunei and other ASEAN Countries.  
Our specialty is to provide wide range of stainless steel
 with no minimum order (MOQ).

E Steel supply 2311 Steel Round Bars / Rods / Shafts , 2311 Plates with cut to size services. 


1.2311 Plastic Mold Steel Suppliers  

Plastic Mould Steel P20 is nearest equivalent to the 1.2311  

DIN 2311 is the Pre Hardened Plastic mould steel hardness distributed evenly in large cross sections that have excellent weldability with least hardness elevation, good mirror polishability and less streak texture making finishing easier.

Size Section availability up to 255mm thickness. Supply hardness is 240-280 BHN.


Relevant 2311 Steel Specification and Equivalent Steel Grades

Country USA German GB/T
Standard ASTM A681 DIN EN ISO 4957 GB/T 1299
Grades P20 1.2311 0


AISI P20 Steel Plate Materials

ASTM A681 C Mn P S Si Cr Mo
P20 0.28 0.4 0.6 1 0.03 0.03 0.2 0.8 1.4 2 0.3 0.55
DIN ISO 4957 C Mn P S Si Cr Mo
1.2311 0.35 0.45 1.3 1.6 0.03 0.03 0.2 0.4 1.8 2.1 0.15 0.25


Mechanical Properties of 2311 Steel 

Properties Metric
Hardness, Brinell (typical) 300
Hardness, Rockwell C (typical) 30
Tensile strength, ultimate 965-1030 MPa
Tensile strength, yield 827-862 MPa
Elongation at break (in 50 mm (2″)) 20.00%
Compressive strength 862 MPa
Charpy impact (V-Notch) 27.1-33.9 J
Poisson’s ratio 0.27-0.30
Elastic modulus 190-210 GPa


Application Of 2311 Mold steel

Plastic mould steel equivalent to DIN 2311 use for die holders, zinc die, casting dies, backers, bolsters, injection moulds, mould frames for plastic moulds, Shoe Blocks, pressure casting moulds, recipient sleeves Etc.


Heat Treatment of 2311 Steel 

Soft annealing °C Cooling Hardness HB
710 – 740 Furnace max. 235


Hardening °C Quenching Hardness after quenching HRC
850 – 880 Oil or saltbath, 180 – 220 °C 52


Tempering °C after Quenching 100 200 300 400 500 600 700
HRC 52 50.5 48.5 46 42 36.5 28

We supply full range of Plastic mould Steel plate, Plastic Mould steel round bar , Carbon steel plate, Carbon steel round Bar,  Hot work steel , Special Steel , Tool Steel , Corrosion resistant Steel.

Our Sales & Supplier Network

Australia, Pakistan,  Malaysia, Singapore, Taiwan, China,Vietnam, Belgium, Japan, South Korea, Philippines, France, United Kingdom, Indonesia, Thailand, Hong Kong, China, Sweden, United States, Dubai, Finland, Brunei,Germany.

E Steel is a Global Metal Procurement Company in providing and sourcing raw materials to the wide range of engineering industries / sectors.  We works as the the Online B2B Metal Marketplace to help our customers in finding the special steels that might feel hard to source locally.


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