Dredging

Dredging wear parts for severe abrasion and impact

Dredging wear parts face continuous cutting, impact, sand abrasion and slurry erosion. Tsingbay supplies castings designed to balance hardness, toughness and service life for severe dredging conditions.

Selected castings

Cutter Teeth & Draghead Teeth

Bainitic steel

Bainitic steel teeth for CSD cutter heads and TSHD dragheads, designed for continuous cutting, slurry abrasion and extended wear life.

Rm

≥ 1700 MPa

HRC

≥ 50

Rp0.2

≥ 1300 MPa

AKV

≥ 20 J/cm²

Grab / Clamshell Teeth

Bainitic steel

Bainitic steel teeth for grab and clamshell dredgers, designed for impact grabbing, hard-bottom contact and abrasive wear resistance.

Rm

≥ 1560 MPa

HRC

≥ 48

Rp0.2

≥ 1200 MPa

AKV

≥ 21 J/cm²