اساسي
AISI, ASTM, BS, DIN, GB, JIS
اسم العلامة التجارية
Kangheng
رقم الموديل
30 CrMoA/25CrMo4/4130/SCM430/1.7218
Grade
30CrMoA /25CrMo4/4130 /SCM430 /1.7218
Surface treatment
Black/Grinded/Machined/Turned
Production route
EF/EAF+LF+VD/ESR
Quality inspection
UT, Chemical test, Microstructure, Physical properties etc.
Delivery condition
Annealed
Tolerance
-0/+2.0mm (machined)
UT test standard
SEP1921-84 class3 C/c to D/d