440c stainless steel balls

Name

440c stainless steel balls

Size

2mm-25.4mm

Grade

G100/G200/G500/G1000/G2000

HRC

58-65HRC

Quality standard

ISO 9001:2008/SGS test report/ROHS report

Feature&Applications

440Cstainless steel ball is the most widely used in the market, it can   be used in bearing, chemical industry, plastic hardware, scent bottle   sprayer, valve, air condition, automotive fittings, valve.

Package

1) 25kg/per export carton and 40-50 cartons in one pallet

2) 10kg/box then 40 boxes in wooden case packing

3) 250kg/per steel barrel and 4 steel ball barrel in one pallet

4) Other special packing according to client’s requirement

MOQ

1Ton

Payment terms

1)30% T/T in advance and 70% T/T against the copy of B/L

2)D/P

3)L/C

Delivery

usually 20 days for one 20ft container

Port of shipment

Qingdao/Tianjin/Shanghai

Output per year

More than 6000 tons

AISI Number

C%

Si%

Mn%

Cr%

Ni%

Mo%

P%

S%

Property

AISI 304

0.07
  Max

1.00
  Max

2.00
  Max

17.0~
  19.0

8.0~
  10.5

0.045
  Max

0.03
  Max

Slightly magnetic ,Flat   surface HRC 25min. 
  Better corrosion resistance than 4 series stainless steel

AISI 316

0.07
  Max

1.00
  Max

2.00
  Max

16.5~
  18.5

10.5~
  13.5

2.00~
  2.50

0.045
  Max

0.03
  Max

Slightly magnetic ,Flat   surface HRC 25min.
  Better corrosion resistance than SS304 specially against Sulfuric acid and ink/bleach/nitric acid

AISI 420

0.07~
  0.25

1.00
  Max

1.00
  Max

12.0~
  14.0

0.045
  Max

0.03
  Max

Magnetic, martensite   steel.
  flat surface HRC 50min,
  better corrosion resistant than SS440

AISI 430

0.08
  Max

1.00
  Max

1.00
  Max

15.5~
  17.5

0.045
  Max

0.03
  Max

Ferritic stainless   steel, better
  corrosion resistant than 3 series
  at higher temperature
  Flat surface HRB 85 min

AISI 440

0.95~
  1.20

1.00
  Max

1.00
  Max

16.0~
  18.0

0.045
  Max

0.02
  Max

Martensite, fair   corrosion to water,
  alcohol, oil and food product,
  flat surface HRC 58 min