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Mining machinery Open Die Forgings 18CrNiMo7-6 4340 20 CrMnMo big gear ring 1
Mining machinery Open Die Forgings 18CrNiMo7-6 4340 20 CrMnMo big gear ring 1
Mining machinery Open Die Forgings 18CrNiMo7-6 4340 20 CrMnMo big gear ring 1
Mining machinery Open Die Forgings 18CrNiMo7-6 4340 20 CrMnMo big gear ring 1
Mining machinery Open Die Forgings 18CrNiMo7-6 4340 20 CrMnMo big gear ring 1
Mining machinery Open Die Forgings 18CrNiMo7-6 4340 20 CrMnMo big gear ring 1
Mining machinery Open Die Forgings 18CrNiMo7-6 4340 20 CrMnMo big gear ring 1
Mining machinery Open Die Forgings 18CrNiMo7-6 4340 20 CrMnMo big gear ring 1
Specifications
Brand Name :
HUIXUAN
Model Number :
150T
Certification :
ISO，BV,SGS, IST, UL，CTI
Place of Origin :
China
MOQ :
1
Price :
Negotiable
Payment Terms :
L/C, T/T
Supply Ability :
2000-5000 Ton/Month
Delivery Time :
30-60 days
Packaging Details :
Wood pallet, steel frame support
Equipment :
8000T open die hypropress
Application :
Mining machinery
Melting process :
LF+EF+VD
Heat treatment :
N+T Q+T
Forging ratio :
≥4
Max weight :
150T
Description

18CrNiMo7-6 4340 20CrMnMo big gear ring 150T Open Die Forgings

1.Product:

Mining big gear,casting big gear ring,precision big gear ring,grinding big gear ring,precision casting big gear

2.Product reference:

Material 18CrNiMo7-6,4340,20CrMnMo
Equipment 8000T open die hydropress
Application

Large scale mining machinery equipment,transmission gear
Melting process LF+EF+VD
Production process

Forging(casting)+heat treatment+hobbing+grinding
Foring ratio

≥4
Applicable standard ASTM,ASME,DIN,JIS,ISO,BS,API,EN
Executive standard JB/GB/EN/DIN/JIS/ASME/ASTM/ISO

Certification authority

 ISO9,TÜV,BV,LR,ABS,RINA,GL,KR,DNV,NK,PED.

Delivery term

Rough machining(N+T);finish machining(Q+T)

Test equipment

Spectrograph,UT device,tensile and impact test machine,metalloscope,outside micrometer,bore dial indicator,hardness test machine,coordinate measuring machine
Service Our service included the forging, process, heat treatment, finish machining, package, local logistics, customers clearance and maritime transport. We took the customer’s requirements as the principal thing, and pay attention on the products quality.

3.Custom properties

Material elements C Si Mn P S Cr Ni Mo

Other
18CrNiMo7-6 0.15-0.21 0.17-0.35 0.50-0.90 ≤0.025 ≤0.025 1.50-1.80 1.40-1.70 0.25-0.35
4340 0.38-0.43 0.15-0.35 0.60-0.80 ≤0.035 ≤0.040 0.70-0.90 1.65-2.00 0.20-0.30 -
20CrMnMO 0.17-0.23 0.17-0.37 0.90-1.20 0.035 0.035 1.10-1.40 0.30 0.20-0.30

Mechanical property

Dia.(mm)

TS/Rm(Mpa)

YS/Rp0.2(Mpa)

EL/A5(%)

RA/Z(%)

Type Of notch

Impact energy

HBW
18CrNiMo7-6 Ø15 ≥980 ≥785 ≥9 ≥40 V ≥47 ≤269HBS
4340 Ø15 ≥980 ≥835 ≥12 ≥55 V ≥78 ≤179HBS
20CrMnMo Ø15 ≥1180 ≥885 ≥10 ≥45 V ≥55 ≤217HBS

4.Process procedure:

Forging process flow quality control: Raw material steel ingot into warehouse(test the chemical content) → Cutting→ Heating(Furnace temperture test) → Heat treatment after forging(Furnace temperture test) Discharge the furnace(blank inspection)→ Machining→ Inspection(UT,MT,Visal diamention, hardness)→ QT→ Inspection(UT, mechanical properties, hardness, grain size)→ Finish machining→ Inspection (dimension)→ Packing and Marking(steel stamp, mark)→ Storage Shipment

5.Commerce clause:

Max weight 150T
MOQ 1PC
Delivery date 30-90 Days
Package wooden case,wooden pallet,iron frame
Delivery term FOB;CIF;CFR；DDU；
Payment term T/T,LC
Transportation

By ocean,air

6.Keywords:

Precision big gear ring after forging or casting,then processed by double column vertical miller combined machining center,later processed by CNC hobbing machine,finally CNC gear profile grinding machine to form teeth,precision big gear ring can be dismantled for transportation,easy to install for customer.

Note:

High-precision dimensional tolerance;Excellent mechanical properties;

Produce different dimension based on customer’s requirements;

Advanced manufacture equipments and inspection devices;

Excellent technical personality;Control the production procedure strictly;

Pay attention on the package protection;Quality full service.


Mining machinery Open Die Forgings 18CrNiMo7-6 4340 20 CrMnMo big gear ring 1

Mining machinery Open Die Forgings 18CrNiMo7-6 4340 20 CrMnMo big gear ring 1

Product tags

aisi m2 tool steel

,

aisi a2 tool steel

,

m2 tool steel supplier
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Mining machinery Open Die Forgings 18CrNiMo7-6 4340 20 CrMnMo big gear ring 1

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Product Detail
Brand Name :
HUIXUAN
Model Number :
150T
Certification :
ISO，BV,SGS, IST, UL，CTI
Place of Origin :
China
MOQ :
1
Price :
Negotiable
Contact Supplier
Mining machinery Open Die Forgings 18CrNiMo7-6 4340 20 CrMnMo big gear ring 1
Mining machinery Open Die Forgings 18CrNiMo7-6 4340 20 CrMnMo big gear ring 1
Mining machinery Open Die Forgings 18CrNiMo7-6 4340 20 CrMnMo big gear ring 1
Mining machinery Open Die Forgings 18CrNiMo7-6 4340 20 CrMnMo big gear ring 1

JIANGSU HUI XUAN NEW ENERGY EQUIPMENT CO.,LTD

Verified Supplier
9 Years
jiangsu
Since 2016
Business Type :
Manufacturer, Exporter
Main Products :
Heavy Steel Forgings, Axle Shaft Forging, Gear Blank Forging
Total Annual :
50 million-100 million
Employee Number :
100~200
Certification Level :
Verified Supplier
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