Polishing Forged Shaft 4340 Stainless Steel Square Rod Cold Drawn

Place of Origin China
Brand Name Chengjiu
Minimum Order Quantity 1tons. We also can accept sample order.
Price $500- $5000 / ton (FOB)
Packaging Details Standard Seaworthy Packing
Delivery Time Within 15-30 workdays after receiving deposit or L/C
Payment Terms L/C, T/T, Western Union
Supply Ability 1800 tons/month

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Product Details
Name Stainless Steel Forging Material 304 316 310
Size Non-standard Custom Subsequent Deep Processing Welding, Decoiling, Punching, Cutting
Heat Treatment Solid Solution, Aging Delivery Date 10-25 Working Days
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4340 Forged Shaft

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Stainless Steel Square Rod 4340

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Forged Shaft Polishing

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Product Description

Polishing Forged Shaft 4340 Stainless Steel Square Rod Cold Drawn

1. 4340 Steel Introduction
AISI 4340 steel is a medium carbon, low alloy steel known for its toughness and strength in relatively large sections. AISI 4340 is also one kind of nickel chromium molybdenum steels. 4340 alloy steel is generally supplied hardened and tempered in the tensile range of 930 - 1080 Mpa. Pre hardened and tempered 4340 steels can be further surface hardened by flame or induction hardening and by nitriding. The 4340 steel has good shock and impact resistance as well as wear and abrasion resistance in the hardened condition. AISI 4340 steel properties offer good ductility in the annealed condition, allowing it to be bent or formed. Fusion and resistance welding is also possible with our 4340 alloy steel. AISI 4340 material is often utilized where other alloy steels do not have the hardenability to give the strength required. For highly stressed parts it is excellent choice. AISI 4340 alloy steel can also be machined by all customary methods.

 

2. 4340 Steel Equivalent

Country Japan Germany Britain USA
Standard JIS G4103 EN10250 BS970 ASTM A29
Grade SNCM439 36CrNiMo4/1.6511 EN24/817M40 4340

 

 

 3. 4340 Steel Chemical Composition  

Grade C Si Mn P S Cr Mo Ni
4340 0.38-0.43 0.15-0.35 0.6-0.8 0.035 0.04 0.7-09 0.2-0.3 1.65-2.0
36CrNiMo4 0.32-0.4 0.4 0.5-0.8 0.035 0.035 0.9-1.2 0.15-0.3  
EN24 0.36-0.44 0.1-0.4 0.45-0.7 0.035 0.04 1.0-1.4 0.2-0.35 1.3-1.7
SNCM439 0.36-0.43 0.15-0.35 0.6-0.9 0.03 0.03 0.6-1.0 0.15-0.3 1.6-2.0

 

4. 4340 Steel Available Sizes

Cold Draw Square Bar
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5x5
Max 12 12x12 Max 12 30x30 Max 12 50x50 Max 12

6x6
Max 12 15x15 Max 12 35x35 Max 12 55x55 Max 12

8x8
Max 12 20x20 Max 12 40x40 Max 12 60x60 Max 12

10x10
Max 12 25x25 Max 12 45x45 Max 12    

      

3. Product show

 

 

Polishing Forged Shaft 4340 Stainless Steel Square Rod Cold Drawn 0Polishing Forged Shaft 4340 Stainless Steel Square Rod Cold Drawn 1