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Polished Surface High Tensile Strength SAE 4340 Alloy Steel Round Bar for Mold Steel Application

Quantité de commande min	1 tonne
Prix	US $780-1,450 / Ton

Détails sur le produit

Numéro de modèle.	SAE 4340	Traitement de surface	Brillant
Type d'alliage	Alliage	Plage de diamètre	6-630mm
C chimique	0,37-0,44%	Si chimique	0,17-0,37%
Mn chimique	0,50-0,80%	Chimique P	≤0,025%
Chimique S	≤0,025%	Cr chimique	0,60-0,90%
Ni chimique	1,25-1,65%	Mo chimique	0,15-0,25%
Diamètre de la barre ronde	16 à 600 mm	Épaisseur de la plaque	16-200mm
Largeur de la plaque	200 à 800 mm
Mettre en évidence	Polished Surface Alloy Steel Round Bar , High Tensile Strength 4340 Steel Round Bar , Mold Steel Application SAE 4340 Round Bar

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Description de produit

SAE 4340 Alloy Steel Round Bar

Hot rolled/forged 1.6582 4340 40CrNiMoA 34CrNiMo6 alloy steel rod for tools and industrial applications.

Similar Grades

GB	AISI	DIN	JIS	EN	TOCT	ISO
40CrNiMoA	4340	1.6582	SNCM439	41NiCrMo 7-3-2	40XH2MA (40XHMA)	36CrNiMo4

Specifications

Product Type	Diameter/Thickness (mm)	Width (mm)	Length (mm)
Round Bar	16-600	/	3000-6000
Plate	16-200	200-800	3000-6000

Custom specifications available upon request.

Chemical Composition

Grade	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%

Key Features

Chromium molybdenum alloy steel
High strength and toughness
Excellent hardenability and anti-overheating stability
Superior high tensile strength with shock resistance

Typical Applications

Heavy machinery and high-load shafts
Rotor shafts and blades
Critical components requiring nitriding treatment

Packaging Details

20ft Container: Gross Weight 27T (5.80m × 2.13m × 2.18m)

40ft Container: Gross Weight 27T (11.8m × 2.13m × 2.18m)

Delivery Time

Stock items: 15-20 days

Custom products: 30-50 days

Full equipment capability including sawing, grinding, and polishing machines for custom specifications.

Additional Steel Products

DIN	AISI	JIS	GB	Flat Bar Thickness (mm)	Flat Bar Width (mm)	Flat Bar Length (mm)	Round Bar Diameter (mm)	Round Bar Length (mm)	Technics
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 Our Company

We are a professional special steel company specializing in this industry in China since 2005. Our main products include Plastic Mould Steel, Hot Work Mould Steel, Cold Work Mould Steel, Alloy Structural Steel, Tool Steel, Stainless Steel, Carbon Steel, and Forged Blocks.

To ensure high-quality products, we maintain close cooperation with leading Chinese special steel enterprises including Baosteel Group, Dongbei Special Steel, Changcheng Special Steel, Hongsheng Heavy Industry, Xingcheng Special Steel, and Daye Special Steel.

Étiquettes:

Polished Surface High Tensile Strength SAE 4340 Alloy Steel Round Bar for Mold Steel Application

Polished Surface Alloy Steel Round Bar

High Tensile Strength 4340 Steel Round Bar

Mold Steel Application SAE 4340 Round Bar