42CrMo4/34CrNiMo6/36CrNiMo4, 39NiCrMo3 Alloy Steel Round Bars, Flat Bars, Engineering Steels, Structure Steel Bars

• Type: Alloy Steel Bar
• Standard: ASTM
• Technique: Hot Rolled
• Model NO.: 42CrMo4/34CrNiMo6/36CrNiMo4, 39NiCrMo3
• Application: Tool Steel Bar
• Surface Treatment: Polished
• Alloy: Alloy
• Special Use: Mold Steel
• Transport Package: Wooden Box
• Specification: OD 6-630mm
• HS Code: 7219340000
• Production Capacity: 500tons

Product Description

Hot rolled / forged 1.6582 4340 40CrNiMoA 34CrNiMo6 Alloy Steel Rod for tools

 

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	16-600	/	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.

1.6582 4340 40CrNiMoA 34CrNiMo6 Alloy Steel Rod

 

Changfeng Tool & Die Steel main product:

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.