5.Technical Data of alloy steel plate 4140,4340,8620: According to the customer's requirement of Chemical Composition, Physical Properties and Mechanical Testing
7.Test: ultrasonic test according to SEP 1921-84 3C/c
8.Material details will be as per agreed technical specifications
9.Certificate of Quality: issued in English, in addition the normal terms, production process, the mechanical property (yield strength, tensile strength, elongation and hardness), forged ratio, UT test result, Grain size, heat treatment methods and the sample of is shown on the Certificate of Quality.
10.Marking: Heat No. will be cold stamped and Steel grade, diameter (mm), length (mm), and the manufacturer LOGO and weight (kg) is painted
Dongguan Bo Yunte Metal Co., Ltd. was established in 1999. Our company is located in Chang'an Town, Dongguan City, Guangdong Province.We are specialized in Mould Steels,Special Steels and Tool Steels,.The main grades of Mould Steels,Special Steels and Tool Steels we deal is as follows
Plastic Mould Steel/Hot Work Die Steel/Cold Work Tool Steel/High Speed Tool Steel/Carbon Structure Steel/Special Steel/Alloy Tool Steel/Bearing Steel/Spring Steel
Since the date of establishment, Dongguan Bo ... View detail