MT test specimen
TYPE A          
TYPE C  
TYPE D              

TYPE M1                  

1# 15/100μ
2# 30/100μ
3# 60/100μ
4# 7/50μ
5# 15/50μ
6# 30/50μ

MT  test block

Type N1: 45N, 5kgs

Type N2: 118N 12kgs

Type N3: 177N 18kgs

MT standard block
Katos rong type B: DC HRC=90~95,12 drilling through holes diameter  0.07inch,center hole diameter 31.8mm
Type E: AC