1.2311 Steel Round Bar

Ref Price:
Loading Port:
China main port
Payment Terms:
Min Order Qty:
5 m.t.
Supply Capability:
100000 m.t./month

OKorder Service Pledge

Quality Product

Order On-line Tracking

Timely Delivery

OKorder Service Pledge

Credit Rating

Credit Services

Credit Purchasing

Share to:

Item specifice:

Standard: AISI,JIS,GB,BS,DIN,API,EN,ASTM Technique: Hot Rolled,Cold Rolled,Cold Drawn,ERW,Forged,Saw,Extruded,EFW,Spring Shape: U Channel,Square,C Channel,Hexagonal,Round,Rectangular,Oval,LTZ
Surface Treatment: Galvanized,Coated,Copper Coated,Color Coated,Oiled,Dry,Chromed Passivation,Polished,Bright,Black,PVDF Coated Steel Grade: Q195,Q215,Q235,Q215B,Q235B,RHB335,HRB400,200 Series,300 Series,400 Series,600 Series,SS400-SS490,10#,20#,A53(A,B) Certification: ISO,SGS,CE
Thickness: as required Length: as required Net Weight: as required

Product Description:

1.2311 Steel Round Bar


Grade: 3Cr2Mo/P20/1.2311/Bp20


1, Good hardenability.

2, Polished good performance

3, Good mechanical properties.

4, Section's hardness is uniform.


Chemical composition of 3Cr2Mo



   Round bar 

  Diameter (mm)

   Length (mm)




  Thickness (mm)   

    Width (mm)       

  Length (mm)    




Steel Surface 

   Steel Sharp

  Surface treatment

   Round bar 

  Black /Grinding / Polished / Peeled / Turned    

   steel plate

   Black / Milling / Machined



1. 3Cr2Mo is suitable for making medium and large,sophishticated long-life plastic mold steel.

2. 3Cr2Mo is suitable for manufacturing low melting point alloy die casting and heavy mold main components.


Physical properties

Thermal conductivity

Temperature/°c 20100 200 300 400 
Thermal conductivityλ/W•(m•K)¯¹36.0 33.4 31.4 30.1 29.3 

Coefficient of expansion

Coefficient of expansion/°C-111.9*10-612.20*10-612.5*10-612.81*10-613.11*10-613.41*10-613.71*10-6


Company equipment

smelting equipment :   3 and 4 tons induction furnaces;electric slag furnaces of 0.5t,1t,3t,5t,especially 3 and 5 tons electric slag

 furnaces which feature both unipolar and bipolarity series functions.etc.

Processing equipments :   electric hydraulic hammer; supporting equipments, gas producer, reheating furnace, gas annealing 

furnace, electric annealing saw, etc.

Detective equipments :   functions of chemical annalysis, physics property and mechnical property, etc.


1.2311 Steel Round Bar1.2311 Steel Round Bar

1.2311 Steel Round Bar1.2311 Steel Round Bar

Send a message to us:

Remaining: 4000 characters

- Self introduction

- Required specifications

- Inquire about price/MOQ

1. Manufacturer Overview

Year Established
Annual Output Value
Main Markets
Company Certifications

2. Manufacturer Certificates

a) Certification Name  
Validity Period  

3. Manufacturer Capability

a)Trade Capacity  
Nearest Port
Export Percentage
No.of Employees in Trade Department
Language Spoken:
b)Factory Information  
Factory Size:
No. of Production Lines
Contract Manufacturing
Product Price Range