Precision Forged Steel Wire Rope Drum Assembly for Double Girder Overhead Crane Trolley, Q345B Custom OEM Crane Hoist Drum

3. Application Scenarios

• QD double‑girder overhead crane trolley hoisting system；Gantry crane lifting mechanism；Workshop heavy‑duty lifting equipment；Port & mine material handling machinery；Winch & hoist spare replacement parts
  

  5. Our Service

  Provide technical consultation for drum parameter selection

  Accept OEM / ODM, produce strictly according customer drawings

  Factory direct price, no middleman

  Support third‑party inspection before shipment

  Packed by plywood case for sea transportation

  Model Series	Drum OD(mm)	Effective Drum Length(mm)	Lifting Capacity(t)	Wire Rope Dia(mm)	Wall Thickness(mm)	Rope Groove Type	Material Grade	Surface Hardness(HRC)	Working Class
  DGT‑05	300‑400	800‑1200	5‑10	11.5‑15	12‑16	Spiral CNC grooving	Q235B	45‑55	M3‑M4
  DGT‑10	350‑450	1000‑1500	10‑16	13‑17.5	14‑18	Spiral CNC grooving	Q345B	45‑55	M4‑M5
  DGT‑16	450‑550	1200‑1800	16‑20	15‑20	16‑20	Spiral CNC grooving	Q345B	45‑55	M5‑M6
  DGT‑20	500‑600	1400‑2000	20‑32	17.5‑22	18‑22	Spiral CNC grooving	Q345B	45‑55	M5‑M6
  DGT‑32	600‑750	1600‑2200	32‑50	20‑26	20‑26	Spiral CNC grooving	Q345B	45‑55	M6‑M7
  DGT‑50	700‑850	1800‑2500	50‑75	24‑28	24‑30	Spiral CNC grooving	Q345B/Forged	45‑55	M6‑M7
  DGT‑75	800‑1000	2000‑3000	75‑100	26‑32	28‑36	Spiral CNC grooving	Q345B/Forged	45‑55	M7‑M8
  DGT‑CS Custom Small	Custom	Custom	3‑10	Custom	Custom	Spiral CNC grooving	Q235B	45‑55	M3‑M5
  DGT‑CL Custom Large	Custom	Custom	10‑120	Custom	Custom	Spiral CNC grooving	Q345B/Forged	45‑55	M3‑M8