AISI D2 Alloy Steel Round Bar
1000 Kilogram
$0.60 / Kilogram
AISI D2 Alloy Steel Round Bar
Features Gallery Product Description Request A Quote
Basic Infomation
Place of Origin: Tianjin
Brand Name: Gnee
Certification: SGS
Model Number: AISI D2 1.2379 SKD11
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AISI D2 Alloy Steel Round Bar


SKD11Alloy Steel Round Bar

Payment & Shipping Terms
Packaging Details: Steel strip packed,Standard Export Seaworthy Package.Suit for all kinds of transport,or as required
Payment Terms: L/C, D/A, D/P, T/T, Western Union, MoneyGram
Supply Ability: 1000 Ton/Tons per Month
Steel Grade: AISI D2 1.2379 SKD11
Alloy Or Not: Is Alloy
Technique: Hot Rolled
Application: Structural Steel Bar,Die Steel Bar,Tool Steel Bar
Shape: Round
Length: 1m-6m,as Your Request
Material: Die Alloy Steel Round Bars
Surface: Black Or Bright
Product Name: Alloy Steel Round Bar 40Cr 4140 D2 Alloy Steel Round Bars
Diameter: 12mm-650mm
Delivery Condition: Within15 Days After Received The Deposit
Product Description

AISI D2 1.2379 SKD11 Round Steel Bar Round Bar Round Bar Rod Round Steel Bar Stock


Product Name
Steel Round Bar
Stock steel bar length 6m, we can cut to special sizes depend on your demands
Surface treatment
normal surface
Hot rolled, Cold drawn, Forged
Delivery time
Stock size: 2-5 days, new sizes: 10-20 days.


SKD11 is the tool steel, die steel, and high carbon steel possessing high hardness, strength and wear resistance. Its surface is grinded precisely. It is often used for the stamping dies, plastic molds, and so on. High-Carbon High-Chromium alloy steel,SKD11 JIS Standard SKD11 steel is a semi-stainless high-speed tool steel capable of being treated to 64 HRC by Japanese knifemakers. It is very similar to D2 steel of AISI.


Supply Form & Size & Tolerance

Supply Form Size(mm) Process Tolerance

Φ6-Φ100 Cold Drawn Bright/Black Best H11


Hot Rolled
Black -0/+1mm
Peeled/ground Best H11


Hot Forged
Black -0/+5mm
Rough Turned -0/+3mm

Thickness :120-800
Hot Forged
Black -0/+8mm
Width:120-1500 Rough Machined -0/+3mm

Remark:Tolerance can be customized as per requests


Chemical Composition

Standard Grade C Si Mn P S Cr V Mo
ASTM A681 D2 1.4-1.6 0.1-0.6 0.1-0.6 0.03 0.03 11.0-13.0 0.5-1.1 0.7-1.2
DIN ISO 4957 1.2379 1.45-1.6 0.15-0.6 0.2-0.6 0.03 0.03 11.0-13.0 0.7-1.0 0.7-1.0
JIS G4404 SKD11 1.4-1.6 0.4 0.6 0.03 0.03 11.0-13.0 0.2-0.5 0.8-1.2


Physical Property

Temperature 20°C 200°C 400°C
Melting point 1421°C
Density ,kg/m3 7700 7650 7600
Modulus of elasticity,Mpa 210000 200000 180000

Coefficient of thermal expansion
low temperature tempering per °C from 20°C 12.3 x 10^–6
high temperature tempering per °C from 20°C 11.2 x 10^–6 12 x 10^–6
Thermal conductivity,W/m °C 20 21 23
Specific heat,J/kg °C 460


Mechanical Property

  Metric Imperial
Hardness, Knoop (converted from Rockwell C hardness) 769 769
Hardness, Rockwell C 62 62
Hardness, Vickers 748 748
Izod impact unnotched 77.0 J 56.8 ft-lb
Poisson’s ratio 0.27-0.30 0.27-0.30
Elastic modulus 190-210 GPa 27557-30457 ksi


Copressive Strength

Hardness Compressive yield strength, Rc 0.2
HRC Mpa ksi
62 2200 319
60 2150 312
55 1900 276
50 1650 239


AISI D2 1.2379 SKD11 Round Steel Bar Round Bar Round Bar Rod Round Steel Bar StockAISI D2 1.2379 SKD11 Round Steel Bar Round Bar Round Bar Rod Round Steel Bar Stock


Q Can I have a sample for testing?

A: Free simples, you just need pay the freight.


Q. Do you have products in stock?

A: Because we only do wholesale, usually do not have stock, we provide fast shipping for most products, If there is any stock, we will inform you with details.


Q Do you have inspection procedures for the products?

A:100% self-inspection before packing


Q Can I have a visit to your factory before the order?

A: Sure,welcome to visit our factory.

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Get in touch with us
Tel : +86 15824687445
Fax : 86-372-5055180
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