Questions & Answers
Steel grades for galvanized grooves
Alloy spring steels: 50KhFA, 55S2, 65G, 60S2A.
Carbon spring steels: 80, 75, 70, 65.
Galvanized Groover Standards
GOST standards:
GOST 9.303-84;
GOST 9.307-89;
GOST 10462-81;
GOST 6402-70.
International standards:
ISO 4042;
ISO 10684;
ISO 7089.
European standards:
EN ISO 4042;
EN ISO 10684;
DIN 7980;
DIN 127.
Galvanized Groover Weight Chart
| Size (for bolt) | Inner diameter, mm | Outer diameter, mm | Weight, kg (1000 pcs.) |
| М3 | 3.2 | 6.5 | 0.25 |
| М4 | 4.2 | 8.0 | 0.45 |
| М5 | 5.3 | 9.2 | 0.7 |
| М6 | 6.4 | 11.8 | 1.2 |
| М8 | 8.4 | 14.8 | 2.2 |
| М10 | 10.5 | 18,1 | 3.8 |
| М12 | 12.7 | 21.1 | 6.0 |
| М14 | 14.7 | 24.5 | 8.5 |
| М16 | 16.8 | 27.5 | 12 |
| М18 | 18.8 | 30 | 15.5 |
| М20 | 20.9 | 33.6 | 20 |
| М22 | 23 | 37 | 25 |
| М24 | 25.3 | 39.6 | 30 |