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AISI 4340/34CrNiMo6/1.6582 Hot Rolled Steel Bar , Alloy Steel Flat Bar , Low MOQ , Length as your request .

China SHANGHAI UNITE STEEL certification
China SHANGHAI UNITE STEEL certification
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AISI 4340/34CrNiMo6/1.6582 Hot Rolled Steel Bar , Alloy Steel Flat Bar , Low MOQ , Length as your request .

AISI 4340/34CrNiMo6/1.6582 Hot Rolled Steel Bar , Alloy Steel Flat Bar , Low MOQ , Length as your request .
AISI 4340/34CrNiMo6/1.6582 Hot Rolled Steel Bar , Alloy Steel Flat Bar , Low MOQ , Length as your request . AISI 4340/34CrNiMo6/1.6582 Hot Rolled Steel Bar , Alloy Steel Flat Bar , Low MOQ , Length as your request .

Large Image :  AISI 4340/34CrNiMo6/1.6582 Hot Rolled Steel Bar , Alloy Steel Flat Bar , Low MOQ , Length as your request .

Product Details:
Place of Origin: China
Brand Name: Unite Steel
Certification: ISO/BV/SGS/MTC
Model Number: Flat bar
Payment & Shipping Terms:
Minimum Order Quantity: MOQ : 2-3 Ton
Price: USD 700-1200 Per Ton
Packaging Details: Standard seaworthy packing
Delivery Time: Within 15-45 days
Payment Terms: L/C, D/A, D/P, T/T
Supply Ability: 3000 Ton per Month
Detailed Product Description
Product Name: AISI 4340/34CrNiMo6/1.6582 Hot Rolled Steel Bar , Alloy Steel Flat Bar , Low MOQ , Length As Your Request . Material Grade: AISI 4340/34CrNiMo6/1.6582
Delievry Condition: Annealed/hot Rolled/cold Drawn/quenched&tempered Surface: Black/machined
UT: SEP 1921-84 Class C/c D/d E/e Certificate: ISO/BV/SGS/MTC
Length: As Your Request Process: EAF/IF/ESR+ LF+ VD
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AISI 4340/34CrNiMo6/1.6582 Hot Rolled Steel Bar , Alloy Steel Flat Bar , Low MOQ , Length as your request 

DIN 1.6511 AISI 4340 steel flat bar  
Comparative standard Grade C Si Mn Cr Mo V W P S Ni
GB 40CrNiMoA 0.36-0.44 0.10-0.350 0.45-0.70 1.10-1.40 0.20-0.35     0.03 0.02 1.30-1.7
AISI 4337/4340                    
JIS SNCM8                    
DIN 34CrNiMo6/1.6582 0.34 max 0.40 0.65 1.50 0.23     0.03 0.03 1.50
Dimensions
Round bar
Dia:16mm~700mm Length:2m~6m
Flat bar
Thickness:20mm~500mm Length:2m~12m
*Dimensions can be customized
Heat Treatment
Normalizing 850-880°C -
Stress Relieving 650°C air cooling
Quenching 830-860°C oil quenching
Tempering 540-660°C  
1.Normalizing
Normalizing temperature : 850-880°C
 
2.Stress Relieving
Stress relieving to remove machining stresses should be carried out by heating to approx.650°C,
holding for 1-2 hours at heat,followed by air cooling .
This operation is performed to reduce distortion during heat treatment .
 
3.Hardening
Harden from a temperature of 830-860°C followed by oil quenching.
Quenching temperature in the end quench test is 850°C.
 
4.Tempering
tempering temperature: 540-660°C
 
Detail information
Process EAF+LF+VD+Forging+(Rolling)+Annealing Condition (optional)
Delivery Condition Hot forged+Rough machined/turned surface
MOQ 1 ton
Technical Data According to customer’s requirements of chemical composition, physical properties and mechanical testing
Ultrasonic Test Ultrasonic test according to SEP 1921-84 G3 D/d E/d
Applications
Hot extrusion dies, forging die forging hammer, forging press die, precision forging die well as aluminum, copper and alloys die-casting mold.
Relevant documents
Contract Documents Contract, Debit Note, PI(Performa Invoice)
Shipping Documents B/L(Bill of Loading), Packing List, Shipping list, CI(Commercial Invoice)
Certifications SGS, ISO9001-2008, UT(Ultrasonic Test), CO(Certificate of Original), MTC(Milling Test Certificate)


AISI 4340/34CrNiMo6/1.6582 Hot Rolled Steel Bar , Alloy Steel Flat Bar , Low MOQ , Length as your request . 0

AISI 4340/34CrNiMo6/1.6582 Hot Rolled Steel Bar , Alloy Steel Flat Bar , Low MOQ , Length as your request . 1

Contact Details
SHANGHAI UNITE STEEL

Contact Person: Neya

Tel: +8615261689453

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