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GOST 30245 Rectangular Hollow Sections Structural Steel Pipe For Steel Building Structures

China GOST 30245 Rectangular Hollow Sections Structural Steel Pipe For Steel Building Structures supplier
GOST 30245 Rectangular Hollow Sections Structural Steel Pipe For Steel Building Structures supplier GOST 30245 Rectangular Hollow Sections Structural Steel Pipe For Steel Building Structures supplier

Large Image :  GOST 30245 Rectangular Hollow Sections Structural Steel Pipe For Steel Building Structures

Product Details:

Place of Origin: China
Brand Name: Torich
Certification: ISO 9001 TS16949 ISO 14001
Model Number: GOST 30245

Payment & Shipping Terms:

Minimum Order Quantity: 10tons
Price: 700-1000USD/ton
Packaging Details: In bundles
Delivery Time: 5-8week days
Payment Terms: L/C, D/A, D/P, T/T, Western Union, MoneyGram
Supply Ability: 100000tons per year
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Detailed Product Description
Material: Carbon Steel Standard: GOST 30245
Production Method: Welded Shape: Square And Rectangle
Length: 6-12m Size: 50-400mm

Rectangular Hollow Sections GOST 30245Steel bent closed welded square and rectangular section for building

 

Application:for steel Building Structures.

Manufacture method:Shaping the round tubular section with longitudinal weld(Automatic high frequency welding) and consequent spellerizing to square or rectangular section.

 

The article sections shall conform to those specified in fingures 1 and 2

GOST 30245 Rectangular Hollow Sections Structural Steel Pipe For Steel Building Structures

 

Remark: h—Height(width);b—width;t—wall thickness;R—edge radius;I—Inertia moment;W—resistance moment;i—radius of inertia

 

h:50-400mm t:4-14mm

Tolerance:

  1. The maximum deviation of the wall thickness shall conform to the maximum deviation of thickness of the blank metal with a width of 1250mm of normal rolling accuracy E in accordance with GOST 19903.Maximum deviations of thickness shall not apply to the places of bending.
  2. The maximum deviation of the section height and width shall not exceed:

--+/-1.5mm for a section height (width)of up to 100mm

--+/-2.0mm for a section height(width)exceeding 100mm.

In case of a section with a height (width)of 100 mm and a wall thickness of 7mm,The maximum deviation of the section height (width ) shall not exceed +/-2.0mm

 

3.The deviation of an angle in a cross-section from 90 °shall not exceed +/-1°30’,In case of sections with a wall thickness from 7 to 14mm,The maximum deviation from 90° shall not exceed +/-2°

 

 

GOST 30245 Rectangular Hollow Sections Structural Steel Pipe For Steel Building Structures    GOST 30245 Rectangular Hollow Sections Structural Steel Pipe For Steel Building Structures

 

GOST 30245 Rectangular Hollow Sections Structural Steel Pipe For Steel Building Structures      GOST 30245 Rectangular Hollow Sections Structural Steel Pipe For Steel Building Structures

 

GOST 30245 Rectangular Hollow Sections Structural Steel Pipe For Steel Building Structures

 

Contact Details
TORICH INTERNATIONAL CO.,LTD

Contact Person: Lily Zhang

Tel: +8618958208557

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