Durability

The standard section is all processed by the overall sand blasting process. The surface is smoother and more beautiful. It is treated with anti-corrosion measure. It uses the highest quality paint in the tower crane industry, with strong adhesion and longer durability.

More Secure

 All chord connections are all gas-shielded and       welded. All the products are tested by weld   inspection, x-ray and UT ultrasonic inspection. It   is more secure.

Professional Service

SYM has more than 20 years tower crane experience. SYM will supply you best professional advice. 24 hours customer service give you quickly feedback.

Technical Parameters

Model

Mast section size

Main Chord Material

Type

Materials

Packing/40HQ

88HC,90HC,120HC,

132HC,154HC,170HC,200HC

 1.833*1.833*2.5

two angle steel∠125×10

two angle steel∠125×12 

block structure

Q345B

Q235B

     7 sets

256HC,290HC

2.3*2.3*4.18

     2 sets

S24

1.2*1.2*3.0

∠160×16 

split

structure

Q345B

Q235B

     3 sets

L44A1

1.6*1.6*3.0

∠160×16 

     15sets

L46A1

1.6*1.6*3.0

∠180×18

     15sets

L68A1

2.0*2.0*3.0

∠200×20

      12 sets

L68B1

2.0*2.0*3.0

∠200×20

      12 sets

L68B2

2.0*2.0*3.0

∠200×20

      12 sets

L69A1

2.0*2.0*3.0

∠200×26

      12 sets