Version in Steel

Types

• Type C: male

• Type D: female d₄ = d₃
• Type G: female d₄ >, d₃

Type C / D

Case hardening steel

Case hardened

All round depth 0.2 to 0.4 mm

Hardness (550+ 100) HV 10

Type G

Heat-treated steel

Tempered

hardness (350 + 80) HV 30

Version in Stainless Steel

Types

• Type C: male

• Type D: female d₄ = d₃

Stainless Steel AISI 303 NI

not hardened

Stainless Steel AISI 316 A4

not hardened