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Jual VCN / AISI 4340 / SNCM 439/ 34NiCrMo6

High Tensile Nickel Chrome Steel

Standard
US: ASTM A29 4340
Jerman: DIN 1.6582 34CrNiMo6
JEPANG: JIS G4103 SNCM439
British: BS 970 817M40
Eropa: EN 10250 34NiCrMo6
China: AISI 4340

Characteristics
It has high hardenability and is capable of giving good properties in large sections. It is relatively free from temper brittleness and retains useful machinability at relatively high hardness.

Equivalents
Thyssen 6582, DIN 34NiCrMo6, ASSAB 705, VCN 150, JIS SNCM 439, ST90, HQ 705, Atlas Ultimo 200,

Availability
Round bar
Diameter : 20mm – 390mm
Standar Length : 6010mm

Chemical Composition
C : 0.38 – 0.43
Mn : 0.60 – 0.80
P : 0.40 (Max)
S : 0.040 (Max)
Si : 0.20 – 0.35
Ni : 1.65 – 2.00
Cr : 0.70 – 0.90
Mo : 0.20 -0.30

Mechanical Properties
Hardening Temp : 820 – 850 C
Ouenching Medium : Oil
Hardness as Supplied : 220 – 250 BHN,

Applications
Automotive crankshafts and rear axle shafts, aircrafts crankshafts, Connecting Rods, Propeller Hubs, Gears, Drive shafts, Landing gear parts and heavy duty parts of rock drill

Download Data baja VCN150_AISI4340_SNCM439_34NiCrMo6 Klik disini

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