Steel 42CrMo4 1.7225 Scm440h 4140 4142 Plate& Coil& Sheet for General Engineering

• Standard: DIN, JIS, AISI, ASTM, GB, BS
• Technics: Cold Drawn
• Application: Tool Steel Bar
• Surface: Polished
• Alloy: Non-alloy
• Special Use: High-strength Steel Plate, Wear Resistant Steel, Silicon Steel, Cold Heading Steel, Free Cutting Steel, Mold Steel
• Model NO.: 42CrMo4 1.7225 SCM440H 4140 4142
• Color: Silver
• Certification: RoHS, ISO9001, ASTM, JIS, GB, En, Astmb
• Technique: Cold Drawn
• Surface Treatment: Mill Finish(Not Polished)
• Form/Shape: Sheet, Plate, Bar, Rod, Tube, Pipe, Strip, Foil an
• Payment: T/T 30% Prepayment, 70% Balance Before Delivery
• Delivery Time: 2-5 Working Days After Getting The Prepayment
• Transport Package: Standard Export Packaging
• Specification: 0.5-200mm*500-2500mm*500-100000mm
• Trademark: Taixie
• Origin: China
• HS Code: 7606910000
• Production Capacity: 10 Tons Per Month

Product Description

1.[ Steel  42CrMo4 1.7225   SCM440H  4140 4142   Plate& Coil& Sheet] 
Introduction:
 

Standard:

EN 10083-3: 2006 Steels for quenching and tempering. Technical delivery conditions for alloy steels     EN 10132-3: 2000 Cold rolled narrow steel strip for heat treatment. Technical delivery conditions. Steels for quenching and tempering     EN 10305-1: 2010 Steel tubes for precision applications. Seamless cold drawn tubes. Technical delivery conditions     EN 10269: 1999 Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties     EN 10263-4: 2001 Steel rod, bars and wire for cold heading and cold extrusion. Technical delivery conditions for steels for quenching and tempering     EN 10250-3: 2000 Open steel die forgings for general engineering purposes. Alloy special steels     EN 10297-1: 2003 Seamless circular steel tubes for mechanical and general engineering purposes. Non-alloy and alloy steel tubes. Technical delivery conditions

Equivalent grades of   steel   42CrMo4 (1.7225)
Warning! Only for reference

EU EN

USA -

Germany DIN,WNr

Japan JIS

France AFNOR

England BS

Italy UNI

Spain UNE

China GB

Sweden SS

Finland SFS

Russia GOST

Inter ISO

42CrMo4

4140 4142

42CrMo4

SCM440H

42CD4

708M40 CFS11

42CrMo4

40CrMo4 F1252

42CrMo

2244

42CrMo4

35KHM 38KHM

42CrMo4

2.[Steel 42CrMo4 1.7225  SCM440H  4140 4142    Plate& Coil& Sheet]

 Surface:

mill finish (not polished)
brushed
mirror 
embossed 
oxidized
cold-rolled
hot-rolled


3.[Steel 42CrMo4 1.7225   SCM440H  4140 4142    Plate& Coil& Sheet] 
Chemistry:

Chemical composition %   of   steel   42CrMo4 (1.7225):   EN 10083-3-2006

C	Si	Mn	P	S	Cr	Mo
0.38 - 0.45	max   0.4	0.6 - 0.9	max   0.025	max   0.035	0.9 - 1.2	0.15 - 0.3

Information for steel and alloy suppliers

Contact	Buying Requirements, Buying Leads   of   steel   42CrMo4 (1.7225)	Time
Country: India More info	Quantity: SMALL FOR TRIAL Shape: Other	2020-05-17

 

Mechanical properties of   steel   42CrMo4 (1.7225)

Nominal diameter (mm):	to 16	16 - 40	40 - 100	100 - 160	160 - 250	250 - 330	330 - 660
Rm - Tensile strength (MPa) (+QT)	1100-1300	1000-1200	900-1100	800-950	750-900	700	600

Nominal thickness (mm):	0.3 - 3
Rm - Tensile strength (MPa) (+A)	620

Rm - Tensile strength (MPa) (+AC)	630

Nominal thickness (mm):	to 8	8 - 20	20 - 50	50 - 80
Rm - Tensile strength (MPa) (+QT)	1100	1000	900	800

Rm - Tensile strength (MPa) (+C)	720

Rm - Tensile strength (MPa) (+LC)	670

Nominal diameter(mm):   or for flat products thickness: to 8; 8-20; 20-60; 60-100; 100-160;	to 16	16 - 40	40 - 100	100 - 160	160 - 330	330 - 660
Re - Upper yield strength or Rp0.2 - 0.2% proof strength (MPa) (+QT)	900	750	650	500-550	460-500	390

Nominal thickness(mm):	0.3 - 3
Rp0.2 0.2% proof strength (MPa) (+A)	480

KV - Impact energy (J) longitud., (+QT)	+20° 30-35

KV - Impact energy (J) transverse, (+QT)	+20° 22

Nominal thickness (mm):	0.3 - 3
A - Min. elongation Lo = 80 mm (%) (+A)	15

A - Min. elongation at fracture (%) transverse, (+QT)	10-14

A - Min. elongation at fracture (%) (+C)	4

A - Min. elongation at fracture (%) (+LC)	6

Nominal thickness (mm):	to 16	16 - 40	40 - 100	100 - 160	160 - 250
A - Min. elongation Lo = 5,65 √ So (%) (+QT), round products	10	11	12	13	14

Nominal diameter (mm):     or for flat products thickness: to 8; 8-20; 20-60; 60-100; 100-160;	to 16	16 - 40	40 - 100	100 - 160	160 - 250
Z - Reduction in cross section on fracture (%) (+QT)	40	45	50	50	55

Z - Reduction in cross section on fracture (%) (+AC)	57

Brinell hardness   (HBW):   (+S)	255
Brinell hardness   (HBW):   (+A)	241
Vickers hardness  ( HV):   (+A)	195
Vickers hardness  ( HV):   (+QT)	340 - 490

Properties of   steel   42CrMo4 (1.7225)

Weldability: Bad weldability due to the high crack danger.
Hardenability: Medium-good hardenability, suitable for hot purposes till a temperature of 500 C. It can be hardened in oil.

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