Should Tempering Temperature and Magnetic Particle Detection be Written on Quality Certificate?

Is it good to specify tempering temperature, execution standard, magnetic particle inspection, quantity, plating, material, batch number, chemical properties and mechanical properties?

2018-12-07 Reply

是董小姐呀

All right. Some fastidious manufacturers will give out the furnace temperature.

2018-12-07 08:59:19 Reply

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Should Tempering Temperature and Magnetic Particle Detection be Written on Quality Certificate?

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