1/4 G20 chrome bearing steel balls

GCR15 chrome steel balls 1. Grade:G100 to G1000 2.high precision 3.Hardness:HRC58-62

1/4 ,G20 chrome bearing steel balls

chrome bearing steel ball

1)material:AISI52100 GCr15

2)Size:1/8",1/4",3/16",5/16",5/32",3/8"

3)Grade:G10-G1000

4)Hardness: HRC60-62

5) Producing standard:GB308-2002

6)Feature: Good wearing, excellent surface quality and high hardness.

7)Using:1. General industry for automobile, motorcycle, bicycle

        manufacturing, special bearings & micro – ball for the         electronics industry..                

         2. High accuracy & low noise motor bearing& household

         appliance bearings         3. High - speed, low noise special bearing         4. Ball valves for liquid and gas etc.8)packing:inner packing:plastic bag/box for one gross          outer packing:caton or steel drum          inner packing and outer packing are also according to customer's requirment

Material Comparison List

State	China	Japan	America	Germany	France
Standard	GB	JIS	AISI	DIN	NF
Title	GCr15	SUJ-2	52100	100Cr6	100C6
Title	GCr15SiMn	SUJ-3		100CrMn6

Chemical composition

Steel NO.	Chemical Composition%
	C	Si	Mn	P	S	Cr
100Cr6	0.90-1.05	0.15-0.35	0.25-0.45	≤0.03	≤0.025	1.35-1.65
100CrMn6	0.90-1.05	0.5-0.7	1.00-1.20	≤0.03	≤0.025	1.35-1.65

Packing

We packed the balls in cartons:

One type inside having two box;

One type inside having four box;

we can according to customer need .

  

1/4 G20 chrome bearing steel balls