China Stainless Steel Balls manufacturer

SS304 SS304L Unhardened Stainless Steel Ball For Perfume Miniature Pumps

Product Details:
Place of Origin: China
Brand Name: JN
Certification: SGS ISO
Model Number: 5/32" 3.969MM
Payment & Shipping Terms:
Minimum Order Quantity: 500kg
Price: Negotiable
Packaging Details: Ploy bag+25kg carton box+1000kg wooden box
Delivery Time: 7-15 days
Payment Terms: T/T, Western Union, MoneyGram,Paypal, L/C, D/A, D/P
Supply Ability: 100 Tons per Month

Detail Information

Material: AISI316/316L Product Name: Stainless Steel Ball
Feature: Corrosion Resistance Standard: AISI ,DIN,ASTM
Application: Medical Instruments, Quick Couplings Hardness: HRC25
High Light:

stainless steel round balls

,

solid metal ball

Product Description

SS304 SS304L Unhardened Stainless Steel Ball For Perfume Miniature Pumps

 

Brief Introduction

 

Unhardened austenitc stainless steel balls, they display good mechanical characteristics,

 

toughness and corrosion resistance. AISI 304L provides lower carbon content,

 

AISI 302 better mechanical characteristics. Balls are provided in the passivated condition.


Applications

 

Special bearings and pumps, aerosol pumps, gardening and household sprayers,

 

perfume miniature pumps, seams, medical application valves, agricultural backpack sprayers.

 

They are used in foodstuff, aerospace and military industry.

 

Chemical composition

 

Type
%C
%Si
%Mn
%P
%S
%Cr
%Ni
%N
302
0.150 max
1.00 max
2.00 max
0.045 max
0.030 max
17.00-19.00
8.00-10.00
0.100 max
304
0.080 max
0.75 max
2.00 max
0.045 max
0.030 max
18.00-20.00
8.00-10.50
0.100 max
304L
0.030 max
0.75 max
2.00 max
0.045 max
0.030 max
18.00-20.00
8.00-10.50
0.100 max

 

International standards
 
ITA
USA
GER
FRA
UK
RUS
CHN
JAP
X10CrNi18-8
302
1.4310
Z11CN18-08
301S21
12KH18N9
1Cr18Ni9
SUS301
X5CrNi18-10
304
1.4301
Z7CN18-09
304S15
08KH18N10
0Cr18Ni9
SUS304
X2CrNi18-9
304L
1.4307
Z3CN18-10
304S11
04KH18N10
00Cr19Ni10
SUS304L

 

Physical / mechanical / thermal / electric / magnetic properties
 
Property Symbol U.o.M. Type Notes Values
Density δ [g/cm3] Physical Room temp. 7.95
Young's modulus E [GPa] Mechanical - 200
Specific heat c [J/kg-K] Thermal Room temp. 500
Coefficient of linear thermal expansion α [10^-6/ºC] Thermal (ΔT=0-100°C) 17.5
Thermal conductivity λ [W/(m·K)] Thermal Room temp. 15.8
Electric resistivity ρ [Ω*m*10^-9] Electric - 710
Relative magnetic permeability µ - Magnetic Paramagnetic 1.025*
 
Technical data
 
Property Type U.o.M. Values U.o.M. Values
Hardness Mechanical [HRC] 20 - 39 (1)* [HV] 100 - 250 (2)*
Ultimate tensile strength Mechanical [MPa] 500 - 1300 [psix10^3] 72 - 188
Service temperature Thermal [ºC] -196 / 700 [ºF] -320.8 / 1697
 
Range
 
Diameters (min/max)
U.o.M.
Diameters (min/max)
U.o.M.
Precision grades (ISO 3290-1 / DIN 5401 / AFBMA)**
0.300 - 300.000
[mm]
1/64 - 12
["]
G100-200-300-500-600-700-1000
 
Corrosion Resistance
 
Very good corrosion resistance with respect to organic substances, oxidating solutions, foodstuff, sterilizing solutions. Good resistance with respect to atmospheric corrosion and dyes. They are subjected to pitting and crevice corrosion in presence of hot chloride solutions and to stress corrosion when temperature exceeds 60°C. They do not resist to sulfuric acid solutions. AISI 302 shows slightly best corrosion resistance with respect to AISI 304/304L stainless steels.
 
Notes
 
Property Description
Hardness* Balls can be supplied in the (1) COLD WORKED (HRC 20-39, standard product) or (2) ANNEALED (HV 100-250, on demand) conditions.
Magnetism Eventual magnetism of AISI 316 balls and in general of all austenitc stainless steels strictly depends by the manufacturing process, specific inquiries for not magnetic balls should priorly reported.
Precision Grade** On specifical request and for big quantities, we can supply G10 and G16 precision grade balls. Diameters from 3.000 mm to 1/2".
Precision Grade** On specifical request we can supply G20-24-25-28-40-48-50-60-80 precision grade balls.

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