1. Standard ISO9001:2000 2. High precision 3.good quality with competitive price StandardGradeDiameterApplicationCertificationHardnessPlace of OriginBrand NameModel Numbergrade

AISI, GB, JIS

304,316,316L,420,440.,440C..

1.0-50.8mm

widely applies in the ramming bearing,the valve,the seal,measuring app

ISO

HRC20-60

Shandong, China (Mainland)

UMT

440C

16-1000

440C and General stainless steel widely applies in the ramming bearing,the valve,the seal,bicycle ,motorcycle,

AISI 440C

Size :1.0-50.8mm

Grade:G16-G1000

Chemical composition:

C	Si	Mn	P	S	Cr	Mo	Ni
0.95-1.20	≤1.00	≤1.00	0.040	≤0.030	16.0-18.0	≤0.75	≤0.60

304 Stainless steel ball