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ASTM 4340 steel plate China supplier

ASTM 4340 steel plate China supplier

Place of Origin : China
Brand Name : songshun
Model Number : 4340/1.6511/SNCM439/40CrNiMoA
Certification : ISO9001
Contact E-mail :
website :
Standard : AISI, ASTM, BS, DIN, GB, JIS
Grade : alloy steel
Thickness : 20-800mm
Width : 2000~2300mm
Length : 2000-5800mm
Surface Treatment : Black/Peeling/Polishing/Machined
Special Use : Mold Steel
Technique : Hot Rolled/Forged/Clod Drawn
Price : US $ 1,000 - 2,000 / Ton
Packaging Details : Seaworthy packing; 20ft: GW:17.5T; (5.80mX2.13mX2.18m,) 40ft: GW:22T; (11.8mX2.13mX2.18m,)
Delivery Time : 7-15 days after the order is exactly confirmed
Payment Terms : L/C,D/A,D/P,T/T
Supply Ability : 50000 Ton/Tons per Month
MOQ : 5 Ton/Tons
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Dongguan songshun mould steel CO.,LTD. as China's largest steel wholesaler, Main Steel has: 4140 steel,D2 steel,4130 steel,H13 steel,P20 steel,AISI 4340 steel,1.2738 steel,1.2379 steel,1.2344 steel,1.2080 steel etc.. If you are interested in our products, please contact us by email. We hope to establish long-term cooperation relationship with you. yuanjing1505

What are details of 4340 AlloySteel ?

NameChina stock 4340 steel, 4340 alloy steel, 4340 steel plate
1, Chromium molybdenum alloy steel;
2, High strength and toughness;
3, Good stability of hardenability and anti-overheating;
4, Good high tensile strength with shock resistance.
Applications1, Heavy machinery and high-load of shaft;
2, Rotor shaft and blades;

3, Special performance requirements of the vital parts after nitriding treatment.

SizesRound barDiameter(mm)Length(mm)
Max 800Max 9000
Max 800Max 2200Max 9000

The above is our regular size, We also can provide customized sizes!


20ft: GW 27T; (5.80mX2.13mX2.18m)

40ft: GW 27T; (11.8mX2.13mX2.18m)

PriceThe price will change according to the weight of the steel you need.

What is the similar steel grades?
What are the chemical compositions?

How about the surface treatment?

Packaging & Shipping

Our Services

Why can I believe your steel?

1, All products must pass the following quality tests to meet you requirments!
2, Our steel has passed the following certificates!
3, Providing all kinds of cutting service for you!
4, There are 50,000 tons in our stock!
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ASTM 4340 steel plate China supplier

ASTM 4340 steel plate China supplier

ASTM 4340 steel plate China supplier

ASTM 4340 steel plate China supplier

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