Attention
When installing and operating the anchor chain make sure that the fastening arrangement complies with the first shot parameters.
The chain shot is designed for operation in Arctic conditions under temperatures down to -50 °C as part of the anchor handling arrangements of ships and floating facilities.
When installing and operating the anchor chain make sure that the fastening arrangement complies with the first shot parameters.
Materials
2W – alloy steel;
3W – alloy steel with additional heat treatment.
External coating
BIT – bitumen paint, 1 layer, ISO 12944-5
Standard
ISO 1704
First shot link geometry complies with ISO 1704.
Strength characteristics meet Class Rules including IACS design, construction and operation standards.
Operation temperature
-30 °С; -40 °С; -50 °С.
| Chain grade | 2W(-30) | 2W(-40) | 3W(-30) | 3W(-40) | 3W(-50) |
|---|---|---|---|---|---|
| Ultimate tensile strength, MPa, not less than | 490–690 | 490–690 | 690 | 690 | 690 |
| Contraction at break, %, not less than | – | – | 40 | 40 | 40 |
| Elongation at break, %, not less than | 22 | 22 | 17 | 17 | 17 |
| Impact energy KV, J, not less than | 27 | 27 | 35 | 35 | 35 |
| Impact bending test temperature, °C | -30 | -40 | -30 | -40 | -50 |
Olga Sharonova
