En19 4140 42CrMo4 Scm440 Hot Rolled Steel Round Bar and Round Rod

Model NO.
EN19 4140 42CrMo4 SCM440
Special Use
Mold Steel, Free Cutting Steel, Cold Heading Steel
Length
Standard 6m or as Required
Stocks or Not
Ready Stocks with Different Size
Surface
Hot Rolled Black Surface
Diameter Range
16mm to 310mm
Ut Test Standard
Sep 1921 C/C
Products
AISI 4140 42CrMo Hot Rolled Steel Round Bar
Transport Package
Standard Sea Worthy
Specification
M16-M310
Trademark
Laiwu Xincheng
Origin
China
HS Code
72283090
Production Capacity
3000tons/Month
Reference Price
$ 450.00 - 720.00
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Product Description

EN19 4140 42CrMo4 SCM440 HOT ROLLED STEEL ROUND BAR AND ROUND ROD 
SAE 4140 EN19 Hot Rolled Black Surface Steel Round Bar.

1.Supplied sizes range:
Hot rolled steel:16mm to 310mm.
Forged steel:250mm to 1000mm
Cold drawn steel:5mm to 100mm
Peeled steel:20mm to 300mm
Q&T steel :12mm to 1000mm

 
2.Equivalent grades in different standard
GB,YB JIS DIN(W-Nr.)
  		  BS NF
42CrMo SCM440/(SCM4) 42CrMo4-1.7225
  		4140 708M40/709M40/708A42/EN19 42CD4

3.Chemical compositions 
Standard Grade C Cr Mo Si Mn P S
 
ASTM 4140 0.38-0.43 0.80-1.10 0.15-0.25 0.15-0.35 0.65-1.00 0.035 0.04


4.Physical property
Tensile Strength Yield Strength                     Elongation Reduction Impacting 
Energy 		HBW(after annealing)
Rm,MPa Rel,MPa A,%  Z,% Aku,J ≤
≥1080 ≥930 ≥12 ≥45 ≥63 217

5.Quality control
1.Processing Line:
Iron - hot metal pretreatment - Converter - Refining --VD / RH- - Continuous Casting - Hot Rolling (KOCKS) - heat --UT Check - Processing and Distribution Center
Electric Furnace - Refining --VD / RH- - Continuous Casting - Hot Rolling (KOCKS) - heat --UT Check - Processing and Distribution Center
2.Gas content level:O2 - <20 ppm H2 - <2 ppm N2- <100 ppm
3.Grain Sizes:5-8
4. non-metallic inclusions contorlling level
  A B C D
  MAX MAX MAX MAX
Thin 2 2 2 2
Thick 1 1 1 1

6.Delivery time of steel bar :
7-10days of stock,30 days after order confirmed for new produced .
7.Payment term :TT or LC
8.Free sample:Yes
9.steel bar  Inspection:  Spectral Tested, Microstructure Tested,Hardness Test,Macrostructure Test,UT test and so on. 
10.Mark: Heat Number,Weight,Sizes,Grade,etc
En19 4140 42CrMo4 Scm440 Hot Rolled Steel Round Bar and Round Rod

 

 

Steel Round Bar

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