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Brand Name : DELTA
Model Number : 4340
Certification : ISO
Place of Origin : China
MOQ : 1 Ton
Price : 600-850 USD/Ton
Payment Terms : L/C, T/T, Western Union
Supply Ability : 20Ton per week
Delivery Time : 5 - 12 days based on the quantity
Packaging Details : standard packing for export
Products Name : Alloy Steel Round Bar
Diameter : 10 - 350mm
Length : 6m
Tech : Hot rolled
Service : Cutting
MOQ : 1 Ton
Loading Port : Shanghai Port
Standard : ASTM EN GB
1.6582 4340 40CrNiMoA 34CrNiMo6 Alloy Steel Rod
Similar Grade
GB | AISI | DIN | JIS | EN | TOCT | ISO | ||
40CrNiMoA | 4340 | 1.6582 | SNCM439 | 41NiCrMo 7-3-2 | 40XH2MA (40XHMA) | 36CrNiMo4 |
Specification of 4340 steel rod
Diameter/Thikness(mm) | Width(mm) | Length(mm) | |
Round Bar | 10-350 | / | 3000-6000 |
Plate | 16-200 | 200-800 | 3000-6000 |
The specification can be customized. |
Chemical compositons
C | Si | Mn | P | S | Cr | Ni | Mo | |
40CrNiMo | 0.37-0.44 % | 0.17-0.37 % | 0.50-0.80 % | ≤0.025% | ≤0.025% | 0.60-0.90% | 1.25-1.65% | 0.15-0.25% |
4340 | 0.38-0.43 | 0.15-0.35 | 0.60-0.80 | ≤0.035 | ≤0.040 | 0.70-0.90 | 1.65-2.00 | 0.20-0.30 |
Features of 4340 steel rod
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.
Typical applications
1, heavy machinery and high-load of shaft;
2, rotor shaft and blades;
3, special performance requirements of the vital parts after nitriding treatment.
Packing
20ft: GW 27T; (5.80mX2.13mX2.18m)
40ft: GW 27T; (11.8mX2.13mX2.18m)
Delivery time
For abundant stock, 15-20 days.For customized products, 30-50 days.
We have full set of equipement (sawing machine/grinding/polishing machine) to make customer's specification.
STANDARD/GRADE of steel | Flat Bar Size(mm) | Round bar Size(mm) | Technics | ||||||
DIN | AISM | JIS | GB(China) | Thickness | Width | Length | Diameter | Length | |
1.121 | SAE1050 | S50C | 50# | 10-450 | 155-2200 | 2000-12000 | Forged, Hot Rolled | ||
1.2311 | P20 | PDS-3 | 3Cr2Mo | 10-460 | 155-2200 | 2000-10000 | 20-200 | 2000-6000 | |
1.2738 | P20+Ni | - | 3Cr2NiMnMo | 21-300 | 155-2200 | 2000-8000 | 20-200 | 2000-6000 | |
1.2379 | D2 | SKD10 | SKD10 | 10-200 | 155-810 | 2000-6000 | 14-80 | 3000-6000 | |
1.2080 | D3 | SKD1 | 3Cr2Mo | 10-200 | 155-810 | 2000-6000 | 20-200 | 3000-6000 | |
1.2083 | 420 | - | 4Cr13 | 10-500 | 155-1200 | 2000-6000 | 12-300 | 3000-6000 | |
1.2344 | H13 | SKD61 | 4Cr5MoSiV1 | 10-500 | 155-1600 | 2000-6000 | 16-400 | 3000-6000 | |
1.2510 | O1 | SKS3 | 9CrWMn | 10-200 | 155-810 | 2000-6000 | 20-200 | 3000-6000 | |
1.7225 | SAE4140 | SCM440 | 42CrMo | 10-280 | 155-2200 | 2000-6000 | 16-450 | 3000-6000 |
About Us
we are a professional special steel company, which specializing in this line in China since 2005. Our main products are Plastic Mould Steel, Hot Work Mould Steel, Cold Work Mould Steel, Alloy Structural Steel, Tool Steel, Stainless Steel, Carbon Steel and Forged Block.
To ensure provide high quality products to customers, we have close cooperation with many Chinese first class special steel enterprises, including Baosteel Group, Dongbei Special Steel, Changcheng Special Steel, Hongsheng Heavy Industry, Xingcheng Special Steel and Daye Special Steel.
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SAE4340 1.6511 Steel Round Bar For Shaft AISI4340 ASTM EN DIN Images |