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

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

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

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

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

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

Wholesale galvanized square pipes, square and rectangular pipe handrails, 50x80, steel structure warehouse use, customizable for processing

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

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

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.

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.

Shanghai Metal cold-galvanized square tubes support custom sizes, physical factories, corrosion resistance, cold bending processing

Wuxi Hushang Metal Materials 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.

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

Tianjin Yingri Steel Trading 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