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Q345 Square GI Hollow Pipe , Thickness Galvanized Steel Pipe

Q345 Square GI Hollow Pipe  , Thickness Galvanized Steel Pipe
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Name: Square Hollow Section Pipe
Application: Structure Pipe
Section Shape: Square And Rectangular Hollow
Thickness: 1 - 16 Mm
Length: 6m, 6 12M
Certificate: Certificate
Grade: 235, Q195-345
High Light:

Square GI Hollow Pipe


Q345 GI Hollow Pipe


Thickness Galvanized Steel Pipe

Basic Infomation
Place of Origin: China
Certification: BV, SGS, ABS
Payment & Shipping Terms
Packaging Details: Plastic plugs in both ends, Hexagonal bundles of max. 2,000kg with several steel strips, Two tags on each bundle, Wrapped in waterproof paper, PVC sleeve, and sackcloth with several steel strips, Plastic caps.
Delivery Time: 7-5 working days
Payment Terms: T/T, L/C
Supply Ability: 10000tons/year
Product Description

China Supplier Steel Section GI Hollow Pipe Thickness Square Tube


Product Description: Rectangular tubes are divided according to the production process: hot-rolled seamless square tubes, cold-drawn seamless square tubes, extruded seamless square tubes, welded square tubes.


Outer Diameter

Square pipe: 20*20mm~400*400mm

Rectangular pipe: 20*40mm~300*500mm

Wall Thickness

Round pipe: 0.95~17.75mm

Square and rectangular pipe: 1.7~16mm

Length 3-12M according to client requirement
Standard Hollow section: ASTM A500, EN10219, EN10210, JIS3466, GB/T 6728
Material Gr.A, Gr.B, Gr.C,
S235, S275, S355,
A36, SS400,
Q195, Q235, Q345
Certificate ISO 9001:2008,SGS, BV, CCIC etc
Finish of pipe

Hot dipped galvanized with zinc 220~260g/m2;

Pre-Galvanized with zinc 30~150g/m2
Painted with black/varnish lacquer;
Oil on the surface to prevent rust;
Bare pipe without painting:

Pipe End

Plain end/ Bevel end;

Groove end;

Joint with flange;
Threaded on two ends, one end with coupling, one end with plastic cap


As per client requirement or mill standard

Painting method: Spray white paint

Packing OD not less than 273mm: Loose packing,piece by piece.
OD less than 273mm: In hexagonal seaworthy bundles packed by steel strips.
small sizes nested into big sizes.

Construction / building materials steel pipe

Steel structure

Scaffolding pipe
Fence post steel pipe
Fire protection steel pipe
Greenhouse steel pipe
Low pressure liquid, water, gas, oil, line pipe
Irrigation pipe
Handrail pipe

Techinical ERW (high - frequency welded)
Trade Term FOB, CFR, CIF, EXW, FCA
Payment Term T/T, LC
Delivery Time 15-45 days (based on quantity) after receiving advanced payment by T/T or LC .
Main Market Southeast Asia, South Asia, Middle East, Europe,
Middle&South America, Africa and Oceania


Q345 Square GI Hollow Pipe  , Thickness Galvanized Steel Pipe 0Q345 Square GI Hollow Pipe  , Thickness Galvanized Steel Pipe 1Q345 Square GI Hollow Pipe  , Thickness Galvanized Steel Pipe 2

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