GCr15 E52100 D502 GCr9SiMn SUJ2 Bearing steel

GCr15 E52100 D502 GCr9SiMn SUJ2 Bearing steel 1.quality: GCr15 E52100 D502 GCr9SiMn SUJ2 2.supply condition: Hot rolled Anneal

GCr15 E52100 D502 GCr9SiMn SUJ2 Bearing steel

1.quality: GCr15 E52100 D502 GCr9SiMn SUJ22.supply condition: Hot-rolled round steel, Annealed Round steel, Bright Round steel 

3. Processing: Hot working

4. Grade:

Product Name	Product Series	Grade	Specification	Supply Conditions	Processing
High-carbon Chromium Bearing steel	Cr	GCr15	30-95	Hot-rolled round steel Annealed Round steel Bright Round steel	Hot working
Carburizing Bearing steel	Si-Mo-V	D502	30-140

China GB YB	Japan JIS	Germany VDEh	USA ASTM SAE AISI	UK BS	France NF
GCr6		105Cr2	E50100		100C3
GCR9	SUJ1	105Cr4	E51100	534A99	100C5
GCr15	SUJ2	100Cr6	E52100	534A99	100C6
GCr9SiMn	SUJ3
GCr15SiMN		100CrMn6

5. Chemical composition:

Steel Grade	C	Si	Mn	P	S	Cr
E52100	0.95 1.10	0.15 0.35	0.25 0.45	Max. 0.025	Max. 0.025	1.30 1.60
GCr15	0.95 1.05	0.15 0.35	0.20 0.40	Max. 0.027	Max. 0.020	1.30 1.65

6. Quality Contation

Both end of each bar must be cut.

Ladle furnanced and vacuum de-gassed

Show heat No. on each bar

Surface condition the surface of the hot rolled square bar shall befree cracks, scar and wrinkles that affect the use of the billets. In case there is the above-mentioned defect, it shall be remove.

The mill test certificate shall show the chemical composition, and it is guaranteed that the chemical composition shall be within the limit stipulated in the contract.

7. not annealed, if you want annealed, the price will add USD200/mt

GCr15 E52100 D502 GCr9SiMn SUJ2 Bearing steel