Product Name: OEM Electric Hoist Sheave Block Model NO.: OD550 Certification: ISO9001 Material: Steel Type: Cantilever Sheave: Goods Crane Pulley: Lifting Equipment Condition: New Application: Port, Warehouse, Coal Stack, Anchor: Semi-Buried Structure: Lattice Trademark: baoxin Transport Package: Plywood Case Specification: 300mm-2000mm Origin: Changzhou, China HS Code: 84835000 Product Description Sheave block, With high bearing capacity, high wear resistance and long service lifeSheave features:1) Material: Q235B, Q345B, 35#, 45#, 60#, SSW-QR1, S45C2) Groove surface quench: HRC45-553) Groove surface quench depth: 2mm-2.5mm4) groove MT after heat treatment and welding line UT and MT4) Max processing diameter: 2, 000mm5) Short production cycleIt is used for crane equipment, port equipment, oil drilling rig and so on.