high quality galvanized round tube pre-galvanized circular steel pipe

Product Name:

high quality galvanized round tube pre-galvanized circular steel pipe

Thickness:

0.8 - 2.2 mm

Outer Diameter:

20 - 112 mm

Zinc coating:

30-500g/m2

Technique:

ERW, welded, galvanized, hot dipped

Length:

1-12m,as customer's requirement

Standard:

GB/T3091, BS1387-1987, ASTM A53, DIN2440, EN39-2001

Material:

Q195, Q215, Q235, Q345,st37,ss400

Certification:

ISO9001

Surface Treatment:

galvanized

Usage:

Mechanical and manufacture, Steel strcuture, Bridging, Automobile chassis, Shipbuilding

Supplying ability:

1,500,000 tons per year

Payment terms:

T/T, L/C