Is it ok to use GCR 15 bearing steel as the mold?

GCr 15？ Implementation standard: GB /T 18254-2002? (High carbon chromium bearing steel)

GCr 15？ (B00 150) has high hardenability, and high and uniform hardness can be obtained after heat treatment. It is mainly used to manufacture steel balls, rollers and bushings on transmission shafts of internal combustion engines, electric locomotives, machine tools, tractors, rolling equipment, drilling machines, railway vehicles and mining machinery.

GCr 15？ The chemical composition of (B00 150) is as follows:

Can the nose be blown crooked by typhoon after plastic surgery?

Which hospital does Jinan femtosecond laser surgery do well?

How to care for duck foot tree

Medical insurance reimbursement process for medical treatment and discharge

How to design a program that outputs the number of bytes occupied by integer and character types in memory?

How many times a year does the winter jasmine prune?

It used to be a standard thin oval face, plus the chin is a little long, and the five senses are ok. Now my cheeks are stretched out to both sides, my chin is getting shorter and faster, and my facial

How to write modifiers for tourist advertisements?

What time does Rui 'an Ruili Binhai Hotel have breakfast?

Beautiful girl plastic surgery