M42 High-Speed Steel Round Bar (SKH59/1.3247) for Cutting Tools

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Product Details
Customization: Available
Type: Round Rod
Standard: AISI, ASTM, DIN, JIS, GB
Diamond Member Since 2025

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M42 High-Speed Steel Round Bar (SKH59/1.3247) for Cutting Tools pictures & photos
M42 High-Speed Steel Round Bar (SKH59/1.3247) for Cutting Tools pictures & photos
M42 High-Speed Steel Round Bar (SKH59/1.3247) for Cutting Tools pictures & photos
M42 High-Speed Steel Round Bar (SKH59/1.3247) for Cutting Tools pictures & photos
M42 High-Speed Steel Round Bar (SKH59/1.3247) for Cutting Tools pictures & photos
M42 High-Speed Steel Round Bar (SKH59/1.3247) for Cutting Tools pictures & photos
  • M42 High-Speed Steel Round Bar (SKH59/1.3247) for Cutting Tools
  • M42 High-Speed Steel Round Bar (SKH59/1.3247) for Cutting Tools
  • M42 High-Speed Steel Round Bar (SKH59/1.3247) for Cutting Tools
  • M42 High-Speed Steel Round Bar (SKH59/1.3247) for Cutting Tools
  • M42 High-Speed Steel Round Bar (SKH59/1.3247) for Cutting Tools
  • M42 High-Speed Steel Round Bar (SKH59/1.3247) for Cutting Tools

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Overview

Basic Info.

Model NO.
M42 / W2Mo9Cr14VCo8 / SKH59 / 1.3247
Technique
Forged/Hot Rolled/Cold Drawn
Shape
Flat Bars/Plates/Blocks/Round Bars
Surface Treatment
Polished, Turned, Peeled, Ground, Black
Special Use
Mold Steel, High Speed Stee
Application
Tool Steel Bar
Heat Treatment
Annealed, Quenched, Tempered
Delivery Time
According to The Inventory Situation
Product Application
Cutting Tools, Mould, Punches, Blades
Certificate
ISO
Price
to Be Confirmed Based on Order Details
Transport Package
Standard Packaging
Specification
According to order
Trademark
ZEICIN
Origin
China
HS Code
722810
Production Capacity
10000 Ton / Year

Product Description

 M42 High-Speed Steel Round Bar (SKH59/1.3247) for Cutting Tools
Product Description
 M42 High-Speed Steel Round Bar (SKH59 / 1.3247) for Cutting Tools

 

M42 steel (W2Mo10Cr4Co8) is a high-cobalt toughness high-speed steel, mainly used for high-toughness precision wear-resistant hardware cold stamping dies, and can also be used for cutting tools and knife cooling.

The M42 steel has a high hardness of 68~70HRC, good heat hardness, high temperature hardness, and easy grinding. but the toughness is slightly poor, and the lower limit should be used for quenching. Due to its good grindability, it can be used to manufacture a wide range of high-precision and complex tools.

Similar Grade

Execution Standard ZEICIN Grade GB AISI JIS DIN
GB/T9943-2008 M42RE W2Mo9Cr4VCo8 M42 SKH59 1.3247


Main Chemical Composition%

C W Mo Cr V Co Al Mn Si S P
1.05-1.15 1.15-1.85 9.00-10.00 3.50-4.25 0.95-1.35 7.75-8.75 - 0.15-0.40 0.15-0.65 ≤0.03 ≤0.03


Size

      • Round Bar/mm
Type Specification(mm) Surface Condition
Cold-drawn Round Steel φ2-10 Black
Hot-rolled Round Steel φ11-75 Turned
Precision Forging Round Steel φ80-120 Turned
      • Specification for Hot-rolled flat bar in common use/mm (black surface)
TW 20 25 30 40 50 60 70 80 90 100
3            
4~5        
6~13    
14  
15~18    
19      
20    

 

M42 High-Speed Steel Heat Treatment Process

The hardening and tempering process can greatly improve the hardness and wear resistance, and toughness of M42 high-speed steel. The standard heat treatment process is shown below:

  1. Annealing:

    To anneal the steel, stress relieve, and improve machinability.

  2. Quenching:

    Increases hardness and wear resistance through rapid cooling

  3. Tempering:

    Gets accomplished after quenching to relieve internal stress and adjust hardness for improved performance.

Heat treatment process reference

HSS M42 Isothermal spheroidizing

Annealing-Quenching-Tempering graph (HRC:65-67)

M42 High-Speed Steel Round Bar (SKH59/1.3247) for Cutting Tools

 

Performance After Heat Treatment

  • Remarkable Hardness:

    65-67 HRC, very good for demanding cutting tasks.

  • Superior Wear Resistance:

    Dense matrix structure designed for large-scale, long-time cutting.

  • Reliable Toughness:

    Stress-relieved material that can withstand high impact for new machining styles.

Our Advantages

M42 High-Speed Steel Round Bar (SKH59/1.3247) for Cutting Tools

Production process

M42 High-Speed Steel Round Bar (SKH59/1.3247) for Cutting Tools

Major Equipment

1. Electric Arc Furnace
2. ESR
3. 5T Forging Machine
4. Vacuum Annealing Furnace
M42 High-Speed Steel Round Bar (SKH59/1.3247) for Cutting Tools
M42 High-Speed Steel Round Bar (SKH59/1.3247) for Cutting Tools
5. Non-destructive Detector
6. Rolling Mill
7. Drawing Mill
8. Spray Forming

 

Surface condition
M42 High-Speed Steel Round Bar (SKH59/1.3247) for Cutting Tools

Microstructure

M42 High-Speed Steel Round Bar (SKH59/1.3247) for Cutting Tools
M42 High-Speed Steel Round Bar (SKH59/1.3247) for Cutting Tools
 
 
 
 
Applications

 

Working with M42 High-Speed Steel in Application:
 

Applicable to the production of drill, tap, screw die, milling cutter, gear cutter, cold die mold and other cutting tools, and molds with high wear resistance and strength.

  • Cutting Tools
    Geared for use in drills, taps, end mills, and reamers, a normal cutting edge provides excellent sharpness and wear.
M42 High-Speed Steel Round Bar (SKH59/1.3247) for Cutting Tools
M42 High-Speed Steel Round Bar (SKH59/1.3247) for Cutting Tools

 
  • Precusuib Dies
    Best for punches, stamping dies, and forming tools in high-stress applications.
     

  • Industrial Blades
    Widely utilized for shear blades and machine knives to cut accurately.
Packaging & Shipping

M42 High-Speed Steel Round Bar (SKH59/1.3247) for Cutting Tools

M42 High-Speed Steel Round Bar (SKH59/1.3247) for Cutting Tools
M42 High-Speed Steel Round Bar (SKH59/1.3247) for Cutting Tools
M42 High-Speed Steel Round Bar (SKH59/1.3247) for Cutting Tools
M42 High-Speed Steel Round Bar (SKH59/1.3247) for Cutting Tools
M42 High-Speed Steel Round Bar (SKH59/1.3247) for Cutting ToolsM42 High-Speed Steel Round Bar (SKH59/1.3247) for Cutting Tools
FAQ

M42 High-Speed Steel Round Bar (SKH59/1.3247) for Cutting Tools

Q1: Do you accept trial orders?
A1: Yes, we accept trial orders if the exact size is in stock.

Q2: What is your delivery time?
A2: If the goods are in stock, delivery time is generally 5-15 days. If the goods are not in stock, it may take 15-20 days, depending on the order quantity.

Q3: Do you offer discounts for bulk orders?
A3: Yes, we offer discounts for bulk orders. The specific discount will depend on the order quantity and cooperation terms. Please feel free to contact us for more information.

Q4: What is your product packaging like?
A4: Our products are packaged accordingly in standard industrial packaging to ensure safety during transport. If you have special packaging requirements, please specify them when placing your order, and we will package your items accordingly.

Q5: What payment methods do you support?
A5: We accept a variety of payment methods, including T/T, L/C, Alipay, PayPal, etc. The specific payment method can be arranged flexibly based on the order amount and customer needs.

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