Kangting Q235B Galvanized Square Tube: Seamless square tube for cutting rectangular tubes used in construction steel engineering

National standard galvanized square pipe Q235B hot-dip galvanized rectangular pipe for decorative use in rail transit pipe manufacturing projects

Shanghai Metals physical factory supplies low-alloy rectangular tubes, supports customization, and has an inventory of tens of thousands of tons

Youfa hot-dip galvanized square pipes, galvanized square steel pipes, thin-walled rectangular pipes for construction projects

Youfa Black Square Pipe Curtain Wall Steel Rectangular Pipe 60*120 Flat Tube In Stock Longitudinal Welded Pipe

National Standard Q235 20*20 Galvanized Square Pipe Welded Pipe Thickness and Length Customizable Rust and Corrosion Resistant

Large-diameter square pipe Q355D non-standard seamless square steel pipe 20x40 for building frame pipe Customizable

Large-diameter stainless steel square pipes 20x20, 30*30, 40*40, thick-walled stainless steel industrial welded pipes 50*50, 60*60

Steel square pipe Q345B seamless square and rectangular pipe factory 550x550 for landscaping projects, year-round stock

In-stock wholesale 20# Q345B square and rectangular tubes, large-diameter seamless square tubes, rectangular tubes for construction bridges can be made as needed

National Standard Hot-Dip Galvanized Square Tube, Rectangular Tube 30*50 Wholesale and Retail Railing Support for Greenhouse Use

National standard galvanized square pipe Q235B hot-dip galvanized rectangular pipe for decorative use in rail transit pipe manufacturing projects

Tianjin Yougang Supply Chain Co., Ltd.

Youfa hot-dip galvanized square pipes, galvanized square steel pipes, thin-walled rectangular pipes for construction projects

Tianjin Yougang Supply Chain Co., Ltd.

Youfa Black Square Pipe Curtain Wall Steel Rectangular Pipe 60*120 Flat Tube In Stock Longitudinal Welded Pipe

Tianjin Yougang Supply Chain Co., Ltd.

National Standard Q235 20*20 Galvanized Square Pipe Welded Pipe Thickness and Length Customizable Rust and Corrosion Resistant

Foshan Jiuding Steel Co., Ltd.

In-stock wholesale 20# Q345B square and rectangular tubes, large-diameter seamless square tubes, rectangular tubes for construction bridges can be made as needed

Jingang Qicai (Shandong) Metal Materials Co., Ltd.

National Standard Q235 25*25 Galvanized Square Tube Cold Bending Hollow Square Tube Allows Custom Cutting and Punching

Foshan Jiuding Steel Co., Ltd.

Hangtong Metal in-stock non-standard seamless square tube manufacturer Q235B hot-dip galvanized square and rectangular tubes for construction steel engineering use

Shandong Hangtong Metal Products Co., Ltd.

National standard hot-rolled Q235 square tube manufacturer, thick brewing equipment support frames, custom construction curtain wall and bridge engineering

Foshan Huifurong Metal Products Co., Ltd.

Q355B seamless square tube, thick-walled square and rectangular tube, custom specification, small R angle, can be made as a sleeve telescopic arm, 16mn material

In-stock wholesale 6m hot-dip galvanized square tubes, 20*40 square and rectangular tubes, galvanized square tubes, curtain wall high zinc layer steel pipes

Discounted In-stock Q355C Square Tube Q355C Square Tube Wholesale and Retail Complete Specifications

Q355NF square tubes, wear-resistant, damage-resistant, oxidation resistance, quick shipping in stock, long service life

Manufacturer wholesale Q235B/Q345 hot-dip galvanized square tubes 50*50 and galvanized square and rectangular tubes 40*60 all in complete specifications

Q355B square pipe in stock, galvanized square and rectangular tube, rectangular pipe, square pipe, full specifications available for fixed rolling

Q235B Q355B small-diameter thick-walled galvanized square tubes can be drilled, cut, and bended, for pipes used in building curtain walls

National Standard Q235 20*20 Galvanized Square Pipe Welded Pipe Thickness and Length Customizable Rust and Corrosion Resistant