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DIN 17CrNiMo6 Alloy steel

Prouduct name: DIN 17CrNiMo6 Alloy steel

abstract: DIN 17CrNiMo6 Alloy steel

Popular in these Categories: Alloy Steel

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DIN 17CrNiMo6 Alloy steel
MATERIAL CATEGORY
DIN EN 10084 (1998), DIN 17210 (1986)
CHEMICAL COMPOSITION (WEIGHT %)      
C (%):     0.15 ~ 0.21
Si (%):    ≤ 0.40
Mn (%):   0.50 ~ 0.90
P (%)≤:   0.025
S (%)≤:   0.015
Cr (%):    1.50 ~ 1.80
Mo (%):   0.25 ~ 0.35
Ni (%):    1.40 ~ 1.70
Other (%):  Al ≤0.05, Cu ≤0.30
MECHANICAL PROPERTIES - HOT WORKING, HEAT TREATMENT AND HARDNESS
Hot working temperature /℃:  1150~850
Heat treatment temperature /℃| annealing:    650~700
Heat treatment temperature /℃|carburization: 880~980
Heat treatment temperature /℃|quenchingⅠ(center):    830~870
Heat treatment temperature /℃|quenchingⅡ(surface):   780~820, Oil
Heat treatment temperature /℃|tempering:    150~200
HBW≤:  229
|size /mm:   φ11
TS, |σb/MPa:  1180~1420
YS, |σs≥/MPa:  835
EL, |δ5(%)≥:  7.0
RA, |ψ(%)≥:  30
Impact, |AKV/J   41
|size /mm:   φ30
TS, |σb/MPa:  1080~1330
YS, |σs≥/MPa:  785
EL, |δ5(%)≥:  8.0
RA, |ψ(%)≥:  35.0
Impact, |AKV/J:  41
|size /mm:  φ63
TS, |σb/MPa:  980~1270
YS, |σs≥/MPa: 685
EL, |δ5(%)≥:  8.0
RA, |ψ(%)≥:  35.0
Impact, |AKV/J:   -
 
MAIN FEATURES AND MELTING PROCESS
The steels shall be manufactured by melting process EF, LF + EAF+ VD, IFF + ESR Melted. VIM + ESR can be handled by agreement.
Forgings may be furnished in one of the following conditions: stress relieving; annealing; solution treatment; solution treatment and ageing; normalizing; normalizing and tempering; or quenching and tempering.
TYPICAL APPLICATIONS
Alloy structural steels are widely used in the filed of ship, vehicle, airplane, guided missile, weapons, railway, bridges, pressure vessel, machine tools, mechanical components with a bigger sectional size and so on.
Power generation – turbine fasteners – boiler support rods
Process plant – fasteners
Mechanical gears, gear shaft, main axis, valve rods
Mechanical parts - connecting rods, bolts and nuts
Multidiameter shafts
PRODUCT PROFILE AND SUPPLYING FORMS
Round bar (Diameter):  0.50mm to 800mm
Square bar / Flat bar:   3mm to 800mm
Length: random length, fixed length or based on the customer's special requirement.
Steel strip: T0.20 ~ 3mm X W10 ~ 2000mm X Coil
Heavy/middle plate via hot rolled: T4 - 200mm X W1000- 2500mm X L1000-12000mm
Forging piece: stepped shafts with flanks / discs /tubes /slugs /donuts /cubes /other different shapes based on OEM.  

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