Use:
Lead pattern is a tool used to survey condition of fishing head and internal shape of casing.
The type and main parameter of lead pattern
type |
O.D mm |
connection |
QY-105 |
Φ105×430 |
Nc26 |
QY-115 |
Φ115×430 |
Nc31 |
QY-125 |
Φ125×430 |
Nc31 |
QY-140 |
Φ140×450 |
Nc31 |
QY-145 |
Φ145×450 |
Nc38 |
QY-152 |
Φ152×450 |
Nc38 |
QY-200 |
Φ200×490 |
Nc50 |
QY-220 |
Φ220×490 |
Nc50 |