HDG Power Transmission Line Towers , Angle Steel Lattice Steel Towers

1. Production decription

Transmission steel towers Voltage from 10-1000KV

The transmission steel tubular towers meet ASTM Standards,GB/T standards and related standards .

Steel grades:
Chinese standard Q345B, which equal to ASTM A572 Grade 50
Chinese Q235B, which equal to ASTM A36

Bolts: Chinese grade 4.8,6.8 and 8.8, which equal to ASTM A394

Dimension and tolerance for angle : GB/T1591-1994, Equal to EN 10056-1/2

Hot dip galvanization: GB/T 13912-2002, which similar to ASTM A 123

The welding : AWS D1.1

If the thickness of the material not less than 5mm,The min average thickness of the galvanization of transmission

steel tower is more than 86um.

Type test and preshipment test is accepted .

Qingdao Liangta Steel Structure Co., Ltd. ,established in year 2009,is a leading professional manufacturer in the field of transmission steel towers (the voltage up to 1000kv), telecommunication towers, monopoles, substation structures and rooftop towers. We also supply steel profile products as per customers 'requirement.

The factory located in Jiaozhou bay of Qingdao, covered an area of over 60,000 square meters with an annual production capacity 40,000 tons.

Location:
Less than one hour drive from Qingdao International Airport, 1 hour drive from Qingdao sea port.

• Qualification Certificates:
• -Environmental Management System Certificate: ISO14001:2015
• -Quality Management Systems Certificate: ISO9001:2015
• -Established Occupational Health and Safety Management Systems Certificate: OHSAS 18001:2007

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​Technical support

Our engineer and drawer has lots of designing ,lofting experience of transmission steel towers .

Which we can supply a overall solution of all the towers .

Quality control

Material incoming control:chemical and physical test

Zinc coating thinknes inspection

Hot dip galvanization and painting

package