AISI 4340 1.High quality and competitive price 2.100% Ultrasonic Test as per SEP1921C/c 3.ISO9001:2008 Cetification

AISI 4340

1.Equivalent grades

DIN 1.6582/34CrNiMo6, AISI 4340/SAE 4340

2.Chemical composition (%)

C	Si	Mn	Cr	Mo	Ni	P	S
0.38-0.43	0.15-0.35	0.60-0.80	0.70-0.90	0.20-0.30	1.65-2.00	≤0.03	≤0.03

3.Available sizes: Round dia 70mm to 600mm  Flat 16 - 400mm x 200-800mm

4.Manufacture: EF/ESR, hot forged

5.Surface condition: black/grinded/rough turned

6.Delivery condition: annealed/quenched and tempered

7.Application

Aircraft landing gear,power transmission gears and shafts and other structural parts,general engineering parts,gears,connecting rods and bolts,gun barrels