Sheave welding MT UT test
AUTO welding
CNC sheave groove

1） Hot Rolling sheave structure

2） Hot rolling sheaves description

1. Sheave Range of size available ： Φ250mm~Φ1500mm

2. Sheave Plate Material : 45 ; Q345B Q345D; Q345E (used for -40℃）and so on or according clients request for sheaves

3. Sheave groove :

a. Groove profiles : according client request and sheaves grooves were manufacture by CNC .

b. groove heat treatment by intermediate frequency quenching , hardness Min. HB350-370 and deep around ≥2.5mm . (different material can getting different hardness )

c. Groove MT test after heat treatment

d. Sheave welding MT test

4. Sheave welding process according WPQR (WPS) AWD1.1 ，welding line can MT and UT .

3） Wire rope groove profiles

4）sheave assemble form