420 Material 3.175mm 3.96mm 4.76mm Quenched and Hardened Stainless Steel Ball

• Customization: Available
• Customized: Customized
• Certification: CE, ISO, BV, SGS, Ts 16949
• Standard Parts: Yes
• Universal: Yes
• Type: Bearing Ball
• Material: Stainless Steel
• Size Range: 1mm-180mm Stainless Steel Ball
• Hardness: 58-62HRC Stainless Steel Ball
• Grade: G10-G1000 Stainless Steel Ball
• Characteristics: Medium Resistance to Corrosion
• Model No.: AISI 440c Stainless Steel Ball
• Application: Valves, Special Bearings, Ball Pen
• Transport Package: Box, Plastic Bag, Carton, Palletv
• Specification: AISI 440c
• Trademark: SUHUA
• Origin: Jiangsu, Changzhou
• HS Code: 8482910000
• Production Capacity: 300ton/Month

Product Description

China	Japan	U.S.	Germany	Hardness
OCr18Ni9	SUS304	AISI304	1.4301	HRC 25-39
00Cr19Ni10	SUS304L	AISI304L	1.4307	HRC 25-39
0Cr17Ni12Mo2	SUS316	AISI316	1.4401	HRC 25-39
0Cr19Ni12Mo2	SUS316L	AISI316L	1.4404	HRC 25-39
3Cr13	420J2	AISI420	1.4028	HRC 48-58
4Cr13	-	AISI420C	1.3541, 1.4034	HRC52-56
9Cr18	-	AISI440		HRC57-61
9Cr18Mo	SUS440C	AISI440C	1.4125	HRC58-64

 

Material	CHEMICAL COMPOSITION  %
	C	Si	Mn	P	S	Ni	Cr	Mo	Ti
AISI304	≤0.08	≤1.00	≤2.00	≤0.045	≤0.03	8.0-11.0	18-20
AISI304L	≤0.03	≤1.0	≤2.00	≤0.045	≤0.03	9.0-12.0	18-20
AISI316	≤0.08	≤1.00	≤2.00	≤0.035	≤0.03	10.0-14	16.0-18.5	2.0-3.0
AISI316L	≤0.030	≤1.00	≤2.00	≤0.045	≤0.03	10.0-14	16.0-18	2.0-3.0
AISI420(3Cr13)	0.26-0.35	≤1.0	≤1.0	≤0.04	≤0.035	≤≤0.60%	12.0-14.0
AISI420C(4Cr13)	0.36-0.45	≤0.60	≤0.8	≤0.035	≤0.03	≤0.6	12.0-14.0
AISI440 (9Cr18)	0.9-1	≤0.8	≤0.8	≤0.035	≤0.80	≤0.60	17.0-19.0	≤0.75
AISI440C (9Cr18Mo)	0.9-1	≤0.8	≤0.8	≤0.035	≤0.03	≤0.60	16.0-18.0	≤0.75

 

Grade: G10 to G1000
Grade	ball diameter	spherical	surface	lot diameter	nomainal ball
	variation	deviation	roughness	variation	deviation tolerance
	Vdws	Sph	Ra	Vdwl	Tdn
	not over
	μm
10	0.25	0.25	0.02	0.5	*
16	0.4	0.4	0.025	0.8	*
20	0.5	0.5	0.032	1	*
24	0.6	0.6	0.04	1.2	*
28	0.7	0.7	0.05	1.4	*
40	1	1	0.06	2	*
60	1.5	1.5	0.08	3	*
100	2.5	2.5	0.1	5	±12.5
200	5	5	0.15	10	±25
500	12.5	12.5	*	25	±50
1000	25	25	*	50	±125