L68 Tower Crane Standard Section

L68 Tower Crane Standard Section , Fish Plate Plated Type Standard Section 1. Plate type standard section 2. Exchangeable standard section 3. Specification: L68 4. Dimensions: 2,000mmX2000mmX3,000mm 5. Material: Q345B steel 6. Application: Tower hoisting crane Description: The standard section models: F0/23C, F0/23B, H3/36B, L68 The main chord adopts the 200mmX200mmx20mm angle steel with high strengthen. The crawling ladder and platform be make of HDG steel with strong