40CrMnMo Alloy structural steel bar

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11-May-2024

Henan KUNFENG Co.,Ltd offer 40CrMnMo Alloy structural steel bar forged steel round bar and 40CrMnMo hot rolled round bar with good quality and fast delivery at best price. We have owned the global reputation for supply the high quality forged round bar, if we have no the size 40CrMnMo in stock, it takes about 15 days for us to produce the round bar for you.

40CrMnMo Chemical analysis -% by mass*

Grade	C	Si	Mn	P	S	Cr	Ni	Cu	Mo
Grade	max	max	max	max.	max.	max	max	max	max
40CrMnMo	0.37-0.45	0.17-0.37	0.90-1.2	0.035	0.035	0.90-1.20	0.030	0.030	0.20-0.30

40CrMnMo Merchanical Propertites

Grade	Tensile Strength (Mpa)	Yield Strength (Mpa)	Elongation in 100-150 mm(%)	percentage reduction of area	Impact(Akv(J)	impact strength	Hardness
40CrMnMo	≥980	≥785	≥10	≥45	≥63	≥49	≤217HB

Standard: DIN 7527-6,EN 10204, EN 10228-3,EN 10250,N10083,SEW 550
Delivery Condition: Hot forged +Normalized+ Rough turned
Q/T:Quench+ Temper Annealing
Steelmaking Process: electric furnace + LF refining furnace + argon protection casting + VD vacuum degassing furnace ingot (bottom gating)
Diameter: 5mm-1200mm ,the forged round bar is from 80mm-1200mm:
Length: 1000-12000mm
Inspecting: SEP1921 CLASS C/C，D/D，E/E
Min qty: 1pcs
Tolerance for forged round bar: OD: 0/+3.0mm Length: 0/+20.0mm Straightness: 3mm/1000mm

KUNFENG can offer 40CrMnMo forged and hot rolled round bar in carbon, alloy, stainless steel material, Our Company through quality, environment, occupational health and safety management system, etc. Products have passed the ISO9001:2000 quality management system certification, China CCS, South Korea KR, Italy RINA, Japan NK, France BV, the United States ABS, Russia RS, Lloyd's LR, Germany Lloyd's GL classification society certification.

Tags: ASTM 8615, ASTM4620H, ASTM A29/A29M 5130