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Place of origin:
China
Grade B7M—The maximum hardness of the grade shall be 235 HBW or 99 HRB. The minimum hardness shall not be less than 200 HBW or 93 HRB. Conformance to this hardness shall be ensured by testing the hardness of each stud or bolt by Brinell or Rockwell B methods in accordance with 9.2.1. The use of 100 % electromagnetic testing for hardness as an alternative to 100 % indentation hardness testing is
[Related Keywords : Metal Threaded Rod]
Business Type
Manufacturer
Location
zhejiang, China
Employees Total
101 - 500
Annual Revenue
USD 1,000,001 - 2,000,000
Place of origin:
China
studs and other auto parts. 4. High frequency quenching of various internal combustion engine parts and deceleration surface parts. 5. High frequency hardening of various pliers, scissors, axes, hammers and other hand tools. 6. High frequency hardening for all kinds of picks, drill bits, drill pipes, coal drill bits, air drill bits and other mines. 7. High frequency surface hardening for all
[Related Keywords : Induction Heating]
Business Type
Manufacturer
Location
Guangdong, China
Employees Total
51 - 100
Annual Revenue
USD 2,000,001 - 5,000,000
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