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Jinan, Shandong, China
Product description
4140 42CrMo4 SCM440 1.7225 qt steel round bar
4140 42CrMo4 SCM440 and 1.7225 steel is a king of Chromium-Molybdenum steel material in different country industrial standard. It is one of the most popular used alloy steel material, such as to produce 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 high strength stud bolt, threaded rods, wind power bolt, prestressed anchor bolts, post stressed anchor bolt, steel tie rod, tie bar, tension rod, tension bar ,CNC machines, precision CNC machines, ejector pins and ejector rods etc.
DELIVERY CONDITIONS OF STEEL BAR:
^ 4140 42CrMo4 SCM440 and 1.7225 steel round bar, square steel bar
^ 4140 42CrMo4 SCM440 and 1.7225 flat steel bar
^ 4140 42CrMo4 SCM440 and 1.7225 hexagonal steel bar
^ 4140 42CrMo4 SCM440 and 1.7225 hot rolled steel bar,
^ 4140 42CrMo4 SCM440 and 1.7225 cold drawn steel bar
^ 4140 42CrMo4 SCM440 and 1.7225 turned, peeled, centerless ground and polished steel bar
^ 4140 42CrMo4 SCM440 and 1.7225 annealed steel bar,
^ 4140 42CrMo4 SCM440 and 1.7225 normalized steel bar
^ 4140 42CrMo4 SCM440 and 1.7225 quenched and tempered steel bar
ADVANTAGES OF STEEL BAR:
^ Consistent mechanical properties
^ Deep mechanical properties (from surface to the center according to your requirement)
^ Even hardness on the whole bars
^ Tougher and Increased strength
^ UT testing
^ MPI testing
^ Eddy testing
^ Precision size tolerance
^ Good straightness
^ Good Roughness
^ Professional technical service
^ Competitive price
^ Fast delivery
4140 42CrMo4 SCM440 and 1.7225 steel material specification:
1. 4140 42CrMo4 SCM440 and 1.7225 steel equivalent materials:
GB
ASTM/SAE/AISI
DIN
SCM
AS
42CrMo
Aisi 4140 / sae 4140 / astm 4140
42CrMo4 /DIN1.7225
SCM440
AS 4140
2. 4140 42CrMo4 SCM440 and 1.7225 steel material chemical composition:
C
SI
MN
S
P
CR
MO
0.38-0.43
0.15-0.35
0.75-1.00
0.035 max
0.035 max
0.80-1.10
0.15-0.25
3. 4140 42CrMo4 SCM440 and 1.7225 steel mechanical properties:
Yield Strength
Tensile Strength
Elongation
Reduction of area
AKV (J)
930MPa min
1080Mpa min
12% min
45% min
The steel mechanical properties can be adjusted according to different heat treatment. We can customize the products for you
Shandong Le Ren Special Steel CO., Ltd. owns three factories to produce all kinds of steel rod, steel bar and finished steel products. Among three factories, one is to produce steel bars such as annealed, normalized and quenched and tempered steel bar and pi
Our factory is equipped with complete inspection and testing facilities to inspect steel bar dimension tolernaces, corner radius, length, straightness, surface roughness, mechanical properties, AKV,
Most of our steel bar are cold drawn, peeled, ground and polished steel bar which require good surface and straightness. So steel bar packing is v
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Jinan, Shandong, China
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