Chemical composition

C	Si	Mn	P	S	Cr(%)	Mo(%)	V(%)
0.33-0.38	0.15-0.35	0.60-0.85	max0.03	max0.03	0.9-1.2	0.15-0.30	max0.3

Mechanical properties:

Yield strength of scm435 steel: 930MPa min
Tensile strength of scm435 steel: 1080MPa min
Elongation of 34CrMo4 steel: 12% min
Reduction area of scm435 steel: 50% min
Rockwell hardness of scm435 steel: 32HRC min
Brinell hardness of annealed scm435 steel: 217HB max

Application

scm435 steel bar is mainly used to produce high strength stud bolt, Threaded Rods , wind power bolt, pre-stressed anchor bolts, post stressed anchor bolt, Steel Tie Rod , tie bar, tension rod, Tension Bar etc. Shaft, axle shaft, crankshaft, shaft for sleeve, linear shaft, pump shaft, rotor shaft, sensor shaft, spline shaft, drive shaft, mandrel shaft, transmission shaft, screw rod etc. CNC machines, precision CNC machines etc. Ejector pins and Ejector rods.

Forming Option

1 Hot rolling process
2 Hot Forging: Electro-hydraulic; High-speed-hydraulic; Oil-hydraulic; Precision-forging
 

Heat-treatment Option

1 +A: Annealed (full/soft/spheroidizing)
2 +N: Normalized
3 +NT: Normalized and tempered
4 +QT: Quenched and tempered (water/oil)
 

Surface Option

1 Black Surface
2 Grounded: Bright but rough ; Not precision
3 Machining for plate: Bright and precision; Little turning scar
4 Peeled/Turned: Bright and precision; Little turning scar
5 Polished: Very Bright and precision size; Not turning scar
 Other Services
1 Cutting: Small pieces
2 CNC Machine: Produce as your drawing
3 Package: Bare/Nylon/Canvas/Wooden
4 Payment:T/T, L/C, O/A(request credit)
5 Transport:FOB/CFR/CIF/DDU/DDP (train/ship/Air)
 

Mill test certificate

EN 10204/3.1 with all relevant data reg. chem. composition, mech. properties and results of testing.