Home /Steel Round Bars /

1.7149 / 20MC / 5120 / 20MnCr5 Hot Rolled Bar , High Strength Alloy Round Bar

1.7149 / 20MC / 5120 / 20MnCr5 Hot Rolled Bar , High Strength Alloy Round Bar

Brand Name:Unite Steel
Certification:MTC/SGS/BV/ISO
Model Number:Dia : 10-350mm
Minimum Order Quantity:MOQ : 2-3 Ton
Delivery Time:Within 15-45 days
Payment Terms:L/C, D/A, D/P, T/T
Contact Now

Add to Cart

Active Member
Location: Shanghai Shanghai China
Address: Room 1109, Loft Office, Green Land International Plaza, No. 275-8 Guoding East Road, Shanghai 200433, P.R. China. (admin(a)shunitesteel.com)
Supplier`s last login times: within 27 hours
Shipping
lt's easy to get a shipping quote! Just click the button below and complete the short form.
Get Shipping Quote
Product Details Company Profile
Product Details

20MnCr5/1.7147/1.7149/20MC/5120/20MnCr5 Hot Rolled Steel Bar , High Strength Alloy Roun Bar


1.Specification:

Dia:10-350mm

Length:as your request.


2.All Grades Comparison:

DIN 17210Material No.AFNORSAEUNI 7846
20MnCr51.7147/1.714920MC512020MnC

3.Chemical Composition(%)

CMnSiPSCr
0.17–0.221.10–1.400.40 max0.035 max0.035 max1.00–1.30

4.Mechanical Properties( T=20°C if not differently stated )

Heat treatment stateDiameter(mm)Rm (Mpa)
QUENCHED AND TEMPERED16 max1200 min
QUENCHED AND TEMPERED16-401000 min
QUENCHED AND TEMPERED40-100800 min
Back to Top

HEAT TREATMENT AND HOT PLASTIC DEFORMATION TEMPERATURES

-TEMPERATURE ° CCooling Medium
Forging or hot rolling850-1100air
Normalizing840-870air
Soft Annealing650-700furnace 217HB max
Carburising880-980/
Core hardening860-900oil
Intermediate annealing650-700/
Case hardening780-820oil
Tempering150-200/

China 1.7149 / 20MC / 5120 / 20MnCr5 Hot Rolled Bar , High Strength Alloy Round Bar supplier

1.7149 / 20MC / 5120 / 20MnCr5 Hot Rolled Bar , High Strength Alloy Round Bar

Inquiry Cart 0