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Galvanized square tube

Galvanized square tube is a kind of hollow square section steel pipe with square cross-sectional shape and size made of hot-rolled or cold-rolled galvanized steel strip or galvanized coil as billet by cold bending process and then by high frequency welding, or a galvanized square tube made of pre-made cold-formed hollow steel pipe and then by hot-dipped galvanizing process.

Product Details

Uses of Galvanized Square Tubes

As galvanized square tube is galvanized on square tube, it makes the application range of galvanized square tube greatly expanded compared with square tube. It is mainly used in curtain wall, construction, machinery manufacturing, steel construction projects, shipbuilding, solar power generation bracket, steel structure engineering, power engineering, power plant, agriculture and chemical machinery, glass curtain wall, automobile chassis, airport, etc.

Galvanized square tube Specification

Product Name:

galvanized steel square/rectangle tube pipe


10# 20# 45# A53 A106 Q195 Q215 Q235 Q345


GB/T3091-2008 ASTM A53 BS1387 BS EN39 ASTM A500 BS 4568 BS EN31


10#, 20#, 45#, 10Cr9Mo1VNb, 16Mn, A53(A,B), A106(B,C)

Out Diameter

20~406mm(1/2inch~16inch) in theory




Normal 5.8m, 6m ,random length can be customized

Surface Treatment

Zinc plated ,Passivation, Marking,Embossing

Deep Processing

Threaded,sockets,end cap,painting,powder coated, oiled, punching,shrink,woven bag, stamping,embossing ect.




Used For Water, Gas, Stream, Combustible Fluids And Other Liquid Delivery

Payment Term

T/T, Irrevocable L/C at sight

Trade Term


Delivery Time

10-30 days (based on size & quantity) after receiving down payment by T/T or LC .If customers inquiry pipes in stock, delivery time in 5days

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