Square Hollow Section
Square hollow sections
Ⅰ.PRODUCTS.
Welded & Seamless Hollow Sections Steel
Square Hollow Sections: 20x20mm—800x800mm
Rectangular Hollow Sections: 20x30mm—600x800mm
ERW Round Steel Pipes: 32.0mm----355.0mm
LSAW Round Steel Pipes: 350.0mm ----1200mm
SSAW Round Steel Pipes: 457.0mm-----1420mm
Steel Grade:Q235B , Q345B/C/D/E,S275 ,S355, STK490 ,STK400,C250,C350,Gr.B/C/D S304 S316L etc.
Surface: Hot Dipped Galvanized, Black,Painted,Oiled,Sand Blasting etc.
Standards&Technology:
DIN EN 10210 (Europe)
Hot finished structural hollow sections of non-alloy and fine grain steels
DIN EN 10219 (Europe)
Cold formed welded structural hollow sections of non- alloy and fine grain steels
ASTM A500 (American) Cold formed structural Circular sections and special sections (welded/seamless)
GB/T 3094-2000 (China)
Cold drawn forming steel tube
GB/T 6728-2002(China)
Cold formed structural hollow sections
JISG 3466(Japan)
Carbon steel square pipes for general structural purposes
AS 1163 (Australia)
Structural Steel Hollow Sections
ASTM A123/123M
AS/NZS 4680:2006
ASTM A53
ETC.

Certifications
CE EN10210-1:2006
CE EN10219-1:2006
CE EN10204.3.1
CE EN10204.3.2
ISO9001:2008
SGS BV etc.
Application:
Heavy Steel Structural Square Hollow Section (Square Tube Welded and Seamless)
Aerospace Engineering Square Hollow Section (Square Tube Welded and Seamless)
High-Speed Rail Square Hollow Section (Square Tube Welded and Seamless)
Ship Building Square Hollow Section (Square Tube Welded and Seamless)
Machinery Square Hollow Section (Square Tube Welded and Seamless)
Cars and High-Speed Trains Square Hollow Section (Square Tube Welded and Seamless)
Lashing Bridge, ship steel structure Square Hollow Section (Square Tube Welded and Seamless)
Green House Square Hollow Section (Square Tube Welded and Seamless)
chemical tanks, containers, workshops, cryogenic tanks, offshore baskets, offshore cabins, offshore workshops, helifuel tanks, acid tanks
Contact
LILY ZHAO
Email: jnxinjiyuan2(at)
Skype:zhaodan12391
QQ: 1363658246
Tel: +86-158 5416 0308
Fax:+86-531-8573 6325
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yYST 350 grade Square Hollow Sections of following sizes:
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