20Cr Alloy Steel Bar Forged or Hot Rolled

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Loading Port:
Tianjin
Payment Terms:
TT OR LC
Min Order Qty:
25 m.t.
Supply Capability:
50000 m.t./month

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Item specifice:

Type: Alloy Steel Shape: Steel Round Bar

Product Description:

20Cr Alloy Steel Bar Forged or Hot Rolled

 

Product Description:

Grade: ASTM 1020 / 20Cr

State:hot forging+normalizing+turning

Size:90mm to 1500mm

Length:4 to 6 meter or according to request

Billet:EAF+LF+VD

Straightness:≤4mm/m(black), ≤2mm/m(turning)
OD Tolerance:-0/+8mm(black),-0/+3 mm(turning)
Grain Fineness:ASTM E112-96 > Level 5 or better under annealing state;
Non Metallic Inclusion:ASTM E45 A/B/C/D heavy ≤2, thin ≤2.5

Test:SEP1921 CLASS C/C,D/d,E/e;GB/T 6402-91;GB/T6402-2008/ASTM A388/ASTM A709
MTC:EN 10204-3.1/EN10204-3.2   RONA/BV/SGS Certificate
Lead Time:30 to 60 days after order confirmed

 

Chemical composition:

Grade

C

Cr

Mn

Si

P

S

Ni

Cu

Mo

20Cr

0.18-0.24

0.70-1.00

0.50-0.80

0.17-0.37

0.035

0.035

0.30

0.30

0.15

 

Features and Use scope:
It has higer intensity and hardenability than 15Cr,worse toughness ,better weldability ,after welding it don't need to heat treatment.It used to making the parts which have special request in intensity of core and the larger-size appearance can bear abrasion ,or cementite parts of complex shape and seldom burthen ,such as gear , gear shaft ,cam, gudgeon pin ,worm and so on ,it also used to making tempering parts of big speed and can bear middle impact load.

 

Product Show:

20Cr Alloy Steel Bar Forged or Hot Rolled

20Cr Alloy Steel Bar Forged or Hot Rolled

20Cr Alloy Steel Bar Forged or Hot Rolled

 

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