Bolt Forgings Open Die Forgings AISI 4340 40CrNi2Mo 1.6511 36CrNiMo4 Bolt

Brand Name:HUIXUAN
Certification:ISO9001:2008,BV,SGS, IST, UL,CTI
Model Number:Forged bolt
Minimum Order Quantity:5 PC
Delivery Time:15-50 days
Place of Origin:China
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Address: A 509,HuaJian Mansion,Zhangjiagang City,JiangSu Province,China
Supplier`s last login times: within 26 hours
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Product Details

AISI 4340 40CrNi2Mo 1.6511 36CrNiMo4 bolt,bolt forgings open die forgings


Products reference:

MaterialAISI 4340,40CrNi2Mo,1.6511,36CrNiMo4
Forging equipment5T electro hydraulic hammer

Application


Bolt is mechanical parts,fastener ,screw pillar that equip with nut

Melting process

LF+EF+VD

Process technology

Forging+heat treatment+rough machining+QT+CNC finish machining


Forging ratio


≥4

Grain sizeASTM E112 6 or better
UTSEP 1921-84 D/d
Hardness250-280HB
Surface finish degree≥3.2
Applicable standard

ASTM,ASME,DIN,JIS,ISO,BS,API,EN

Executive standard

JB/GB/EN/DIN/JIS/ASME/ASTM/ISO

Certification authority

ISO,BV,SGS, IST, UL,CTI


Delivery term


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

Test device

Spectrograph,ut device,tensile and impact test machine,metalloscope,hardness test machine

ServiceOur 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.

Custom properties:

Chemical compostion

CSiMnPSCrNiMoH
36CrNiMo40.38-0.430.15-0.350.60-0.80≤0.025≤0.0250.70-0.901.65-2.000.20-0.30≤2.0ppm

Mechanical property

Dia.(mm)

TS/Rm(Mpa)

YS/Rp0.2(Mpa)

EL/A5(%)

RA/Z(%)


Type Of notch


Impact energy


HBW

36CrNiMo4Ø15≥980≥835≥12≥55V≥78≤280HBS

Nonmetallic inclusion ASTM E45(JK):

TypeABCD
H≤1.51.51.01.0
T≤2.02.01.51.5

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


Commerce clause:


Max weight1000KG
MOQ5PC
Delivery time20-40 days
Packagewooden case,wooden pallet,steel frame
Delivery termFOB;CIF;CFR;DDU;
Payment termT/T,LC

Transportation

Ocean,air


keywords:

The screw of machinery,fasten and connection function


Advantages:

  1. High-precision dimensional tolerance;
  2. Excellent mechanical properties;
  3. Produce different dimension based on customer’s requirements;
  4. Advanced manufacture equipments and inspection devices;
  5. Excellent technical personality;
  6. Control the production procedure strictly;
  7. Pay attention on the package protection;
  8. Quality full service.


China Bolt Forgings Open Die Forgings AISI 4340 40CrNi2Mo 1.6511 36CrNiMo4 Bolt supplier

Bolt Forgings Open Die Forgings AISI 4340 40CrNi2Mo 1.6511 36CrNiMo4 Bolt

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