Martensitic Stainless Steel Ball AISI440/440c/420/420c with Good Quality

High-quality Martensitic Stainless Steel Ball AISI440/440c/420/420c available at our factory. Durable and reliable for various industrial applications.
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PRODUCTS DETAILS

Basic Info.

Model NO.
Stainless steel ball
Grade
G10-G1000
Payment
T/T,LC
Delivery Time
20 Days After Receiving The Payment
Package
Box
Transport Package
Plastic Bag+Box+Carton+Wooden Pallet
Specification
2.381-12.7mm
Trademark
Tangland
Origin
Shandong, China
HS Code
8482910000
Production Capacity
5000 Billion Pieces / Month

Product Description

Martensitic stainless steel ball AISI440/440C/420/420C with good quality 
Martensitic Stainless Steel Ball AISI440/440c/420/420c with Good Quality


Austenitic stainless steel ball

Grade of ball:60 to 1000/ 60 to 1000

Size:2.381mm-12.7mm


Application

Jewelry, high-end cosmetics, medical equipment, bearings, pumps, valves, aerosol, dispenser sprayers, food stuff, paper, chemical, rubber, military industry, special bearings, household sprayers, perfume miniature pumps, medical application valves, aerospace, body jewelry lotion pumps,chemical pump,guide rail, toy accessories, hardware accessories, auto accessories and other corrosion resistance application.

Martensitic stainless steel ball

Grade of ball:10 to 1000

Hardness:HRC 56 to 60/ HRC 48-52

Size:2.381mm-25.4mm


Application

Precision bearings, anti-friction bearings, special valves, special bearings, special pumps, ballpoint pens, conveyor belts, food stuff, medical instruments, quick couplings, recirculating ball bearings, knotting devices, oil refinery devices, fasteners, locking mechanisms, lighters, components and so on.


 Chemical composition
 
Stainless steel ball Steel Grade C(%) Si(%) Mn(%) P(%) S(%) Ni(%) Cr(%) Mo(%)
Austenitic
 stainless stell ball
AISI201 0.15 1.00max 5.50~7.50max 0.06max 0.03max 3.05-5.50 16~18 ----
AISI304 0.07max 1.00max 2.00max 0.045max 0.03max 8~10 17~19 ----
AISI304L 0.03max 1.00max 2.00max 0.045max 0.03max 8~10.5 16~18 ----
AISI316 0.08max 1.00max 2.00max 0.035max 0.03max 10~14 16~18 2.0~3.0
AISI316L 0.03max 1.00max 2.00max 0.035max 0.03max 12~15 16~18 2.0~3.0
AISI665 0.08-0.1max 0.3~0.5max 13.5~13.9max 0.04max 0.02max 0.7-0.8 12-12.3 ----
Martensitic 
stainless steel ball
AISI440 0.90~1.00max 0.80max 0.8max 0.035max 0.03max 0.6 max 17~19 ----
AISI440C 0.95~1.10max 0.80max 0.8max 0.035max 0.03max 0.60max 16~18 0.40~0.70
AISI420 0.26~0.35 1.00max 1.00max 0.035max 0.03max 0.60max 12~14 0.75max
AISI420C 0.36~0.45 0.60max 0.80max 0.035max 0.03max 0.60max 12~14 ----
Martensitic Stainless Steel Ball AISI440/440c/420/420c with Good Quality

Steel ball grade
 
                 
                 
μm
G3 0.08 0.08 0.13 0.01 0.5 -5,...,0.5,0,+0.5,...,+5 0.1 -0.2,-0.1,0,+0.1,+0.2
G5 0.13 0.13 0.25 0.014 1 -5,...,-1,0,+1,...+5 0.2 -0.4,-0.2,0,+0.2,+0.4
G10 0.25 0.25 0.5 0.02 1 -9,...,-1,0,+1,...,+9 0.2 -0.4,-0.2,0,+0.2,+0.4
G16 0.4 0.4 0.8 0.025 2 -10,...,-2,0,+2,...,+10 0.4 -0.8,-0.4,0,+0.4,+0.8
G20 0.5 0.5 1 0.032 2 -10,...,-2,0,+2,...,+10 0.4 -0.8,-0.4,0,+0.4,+0.8
G24 0.6 0.6 1.2 0.04 2 -12,...,-2,0,+2,...,+12 0.4 -0.8,-0.4,0,+0.4,+0.8
G28 0.7 0.7 1.4 0.05 2 -12,...,-2,0,+2,...,+12 0.4 -0.8,-0.4,0,+0.4,+0.8
G40 1 1 2 0.06 4 -16,...,-4,0,+4,...,+16 0.8 -1.6,-0.8,0,+0.8,+1.6
G60 1.5 1.5 3 0.08 6 -18,...,-6,0,+6,...,+18 1.2 -2.4,-1.2,0,+1.2,+2.4
G100 2.5 2.5 5 0.1 10 -40,...,-10,0,+10,...,+40 2 -4,-2,0,+2,+4
G200 5 5 10 0.15 15 -60,...,-15,0,+15,...,+60 3 -6,-3,0,+3,+6

Production Process

1.Cold heading process
2.Flashing process
3.Heating treatment process
4.Grinding process
5.Initial grinding process
6.Lapping process
7.Eddy current tested by AVIKO
8.Optical testing

Martensitic Stainless Steel Ball AISI440/440c/420/420c with Good Quality




Inspection Machines

Profile roughness tester from England
Germany Zeiss cleanliness analysis system
Taylor roundness instrument from England
SKF waviness meter
Germany KB Vivtorinox hardness tester
Finland residual stress analysis
Oxygen nitrogen analyzer from USA
Germany Zeiss metallographic microscope
Steel ball single body vibration measuring instrument
NG Spectrometer spectrometer
Bearing life testing machine
Hydraulic universal testin machine

Martensitic Stainless Steel Ball AISI440/440c/420/420c with Good Quality




We produce
 
Item Name Material
1 Carbon steel ball (Low) AISI1010,AISI1015,Q195,Q235
2 Carbon steel ball (High) C80,C82,C85
3 Stainless steel ball(Austenitic) AISI304/304L/316/316L/201/665
4 Stainless steel ball(Martensitic) AISI420/420C/440/440C
5 Chrome steel ball(Ferritic) AISIE52100/100Cr6/Gcr15/SUJ-2


Packaging

1. Plastic bag+box+carton+wooden pallet
2. Plastic bag+carton+wooden pallet
3. Export cartons+steel drums+wooden pallets

Martensitic Stainless Steel Ball AISI440/440c/420/420c with Good QualityMartensitic Stainless Steel Ball AISI440/440c/420/420c with Good QualityMartensitic Stainless Steel Ball AISI440/440c/420/420c with Good Quality


FAQ

Q1.What is your terms of payment?
A:T/T 30% as deposit, and 70% before loading. We will show you the photos of the products and packages before you pay the balance.

Q2.What your terms of delivery?
A:EXW,FOB,CFR,CIF,DAF.

Q3.How about your delivery time?
A:Generally,it will take about 20 days after receipt of deposit payment.The specific delivery time depends on the items and the quantity of your order.

Q4.Are you interested in dealership with local company?
A:Yes,we are quite interested in this business.we'd like to cooperate with some local partner to sell more products in local market and supply better service.

Q5.Do you test all your products before delivery?
A:Yes,we have 100% products test and complete quality control system before delivery.

Q6.How do you make our business long-term and good relationship?
A:1.We keep good quality,competitive price and efficient service to ensure our customers benefit;
2.We protect the benefit of dealer or agent,in specific period and region.
 


 

Contact us

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