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Black rectangular tubes

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Black rectangular tubes

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产品介绍
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Product introduction

Black square tube is a name for square pipe and rectangular pipe. It is made of strip steel after process treatment. In general, strip steel is unballed, leveled, crimped and welded into a round tube, which is rolled into a square tube and then cut to the required length.

Black square tube is also known as square and rectangular cold-formed hollow section steel, referred to as black square tube and black rectangular tube, code names are F and J, respectively. Widely used in machinery manufacturing, construction, metallurgy industry, agricultural vehicles, agricultural greenhouses, automobile industry, railway, highway guardrail, container frame, furniture, decoration and steel structure, etc.

 

Execution standard

GB/T6728-2017 "Cold-formed Hollow Section Steel for Structure"

 

The production specification

 

Product use

Mechanical equipment, solar energy equipment, steel structure, automobile parts, bridge piles, guardrail, ship internal structure.

 

The production process

 

Transportation and storage

Transportation: the steel pipe should be carefully handled during transportation, and is strictly prohibited from throwing, falling, dragging and violent impact to avoid deformity, which will affect the use and appearance quality of the steel pipe;

Storage: in the storage process is strictly prohibited to contact acid and alkaline substances, so as to avoid corrosion of the steel pipe. In the storage process, the steel pipe can not directly contact the ground, but should be padded with sleepers, try not to rain, in case of rust.

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Contact Us

Service Tel:400-004-7711

Service Tel:010-85763166   85763966
Service Tel:022-28110588   28110688

middle section of Juncheng Road, Caigongzhuang Industrial Park, Jinghai District, Tianjin

Mail:info@jccopipe.com

Telephone :  022-58112636

Fax:022-68568527

WhatsApp:8613920454506

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