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JIANGSU HUI XUAN NEW ENERGY EQUIPMENT CO.,LTD
JIANGSU HUI XUAN NEW ENERGY EQUIPMENT CO.,LTD
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42CrMo Alloy Steel Forged Gear Blanks Rough Machined Precision Gear Shaft

JIANGSU HUI XUAN NEW ENERGY EQUIPMENT CO.,LTD
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42CrMo Alloy Steel Forged Gear Blanks Rough Machined Precision Gear Shaft

Brand Name : HUIXUAN
Model Number : Φ770*200
Certification : ISO9001:2008,BV,SGS,IST,UL.CTI
Place of Origin : China
MOQ : 8 PC
Price : Negotiable
Payment Terms : L/C, T/T
Supply Ability : 3000-5000 Ton/Month
Delivery Time : 40-60 days
Packaging Details : wooden case
Material : 42CrMo
Melting : EF+LF+VD
Size : Φ770*200
Ratio : 4:1
UT : AS 1065 level 1
Heat treatment : QT
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42CrMo Alloy Steel Forged Gear Blanks Rough Machined Precision Gear Shaft


  1. Content of Delivery
Item NoQuantity(Pcs)DescriptionHeat NoFactory Product No
Forged wheel8Φ770*20020170328-2114778-4785

B.Chemical Analysis

Heat NoC%Si%Mn%S%Cr %Mo %P%H%
42CrMo0.38-0.430.10-0.350.75-1.000.008-0.0160.80-1.100.15-0.25P≤0.015H≤2.5
15101280.390.240.750.0081.070.1830.0110.00017

C.Mechanical Properties Tests

SpecimenTest TempYield StrengthTensile StrengthElongation(Tr)Reduction of AreaCharpy Impact(20℃)Hardness
Nr./No20℃Rp0.2 N/mm²Rm N/mm²A%Ψ%JouleHB
42CrMoLT

Sample position 1(T)

100110761660.9106.110.110318-326

FORGING REDUCTION STATEMENT


We hereby certificate that the forge reduction ratio as follow:

Item NoDimensionForging ReductionQuantity(Pcs)
00118535-0001Φ770*2004:18

Metallographic Test Report

Date:2017-04-10

Sample NameForged wheelItem No:Factory Product No4778-4785
-YLQuantity( Pcs)8Material42CrMoHeat No20170328-211
Sample ConditionOKHeat treatmentQ+TTest PlaceLaboratory
Ambient Condition23℃Test Date2017-04-10Sampling LocationLongitudinal
Test StandardASTM E45-76 Method A
Test Results
Test Item

Technical

Requirements

Test Results

Single

Evaluation


Non-Metallic Inclusions

Type AThin0-0.50.5Qualified
Thick0-0.50Qualified
Type BThin0.5-00.5Qualified
Thick0.5-00.5Qualified
Type CThin0.5-00.5Qualified
Thick0.5-00Qualified
Type DThin0-11Qualified
Thick0-10.5Qualified
Grain size≥67Qualified
Statement:This report only responsible for samples

Certificate of Ultrasonic Test


PartsCustomerDate2017-04-18
Name of forgingForged shaftTesting surfaceSurface
Material of forging42CrMoSurface conditionRa 6.3 μm
Test Condition RequirementWoke piece stateQ+TDetection methodStraight vertical Wave
Instrument modelHNW-6100Working sensitivityΦ4.2+6db
Prode model2.5P20Coupling wayDirect contact
Block modelBig calm bottom CS-1CouplantMachine oil
SweepDeepness waySurface compensation0db
StandardsAS 1065Rate as require1:1
Acceptance standardLevel 1Acceptable class≤Φ4.2
Test ResultItem NoForging specificationsQtyDefectResultNote
00118535-0001Φ770*2008NoneQualified/
Test Result1.The above forgings are meet the standard,The result is eligibility
Nondestructive testing SignatureTested by:(UT-II)Approved by:(UT-III)



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forged gear blanks

      

gear forging

      
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