SSUNSU.N.E. / l.H.A.AISI-ASTMGOSTČSNTrade MarkStructure
R50250265-G1Grade 1
R50400265-G2Grade 2SP
R50550265-G3Grade 3
R56320Grade 9
R50700265-G4Grade 4SL PO
R56400Grade 5
Grade 6
49756242ST
R562606246
1770G10700F.5103107070
1774, 1778G10780F.51071078, 108075
1870G10950F.51171095ROLL
1880F.5118W1U10A
S15KHV2SF
2511G51170F.1516511512KHN214 220
2253G515505155
N07750Inconel X750 (solubilized)HRSA Nickel-basedCARBIDE
T61202F.520LL211KHF
2140T31501F.5220O19KHVG
T31502O29G2F
2258G51986F.523052100SHKH1514 109LONG

HAND

TAPS

EG (STI)

SPECIAL

THREADS,

GAUGES

THREAD

MILLS

DIES

CENTER

DRILLS