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  • seamless rectangular tube
  • seamless rectangular pipe
  • rectangular tubes

Rectangular Hollow Section

  • Sizes: 2*20*40--60*600*800
  • Length: 1000mm-17000mm
  • Heat Treatment: As Rolled/Normalised/TMCP/QT
  • Main Grades: S235JRH,S355J0H,Q215A,Q235B,Q345B,A500 Grade A,STK400
  • Steel Standard: EN 10210,EN10219,GB/T3091,GB/T3094,GB/T34201,ASTM A500,JIS G3444
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■ Overview
Square hollow sections can be produced as welded and seamless types,hot formed square hollow section and cold formed square hollow sections.Square hollow sections also named as Square pipes or Square tubes,mainly used in all types of buildings,highway guardrails and signage,support columns,trusses,bridges,heavy equipment,storage systems and exercise equipments. 
■ Full Data
 Technical Requirements
♦ Non-destructive examination
♦ Low termperature impacting test
♦ All grades done Hydro and Eddy view test
♦ All grades done Flattening and Expansion test

Additional Services from Xinsteel:
♦ Issued Orginal Mill test certificate under EN 10204 FORMAT 3.1/3.2
♦ Vanishing,Oil,Hot-Dipped Galvanized,Shot blasting and Painting,Marking,Cutting and welding as per end user’s demands
♦ Packing Methods like packed in wooden crates, wrapped in plastic, and suitably protected for sea-worthly delivery or as requested.
■ Grades

All Steel Grades Chart for Steel Rectangular Hollow Section:

 

STANDARD

STEEL GRADE

EN 10210

EN 10219

S235JRH,S275J0H,S275J2H,S355J0H,S355J2H,S355K2H

S235JRH,S275J0H,S275J2H,S355J0H,S355J2H,S355K2H

GB/T 3091

GB/T 3094

GB/T 34201

Q195,Q215A,Q215B,Q235A,Q235B,Q235C,Q235D,Q275A,Q275B,

Q275C,Q275D,Q295A,Q295B,Q345A,Q345B,Q345C,Q345D,

Q345E,Q390A,Q390B,Q390C,Q390D,Q390E,

10,20,35,45

ASTM A500

ASTM A501

A500 Grade A,A500 Grade B,A500 Grade C,A500 Grade D

A501 Grade A,A501 Grade B

JIS G3444

JIS G3466

STK540,STK500,STK490,STK400,STK290

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