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Material | carbon steel |
Color | black surface,color paiting,varnish,galvanized coat |
Standard | GB/T6725 GB/T6728 EN10210,EN10219,ASTM A500,ASTM A36,AS/NZS1163,JIS,EN,DIN17175 |
Grade | Q195,Q235(A,B,C,D),Q345(A,B,C,D),ASTM A500,S235JR,S235JOH,S355JR,S355JOH,C250LO,C350LO,SS400 |
Delivery&Shipment | 1) By Container(1-5.8 meter suitable to load 20ft container,6-12 meter length suitable to load 40 ft container) 2) Bulk shipment |
Size | 15X15MM-400X400MM 40X20MM-600X400MM |
Certification | ISO9001, SGS, BV,TUV,API5L |
Test & Inspection | With Hydraulic Test, Eddy Current , Infrared Test,The third party inspection |
Used | Used For irrigation,Structure, Accessorize And Construction |




Our Workshop production line for square steel pipe/steel tube
Our Warehouse indoor and loading convenient
Waterproof package
Rust protection,Anti-rust oil
Our factory process various color painting on pipe surface accord to customer request,passed the ISO9001:2008 quality system
Zinc coat 200G/M2-600G/M2
Hanging galvanized in zinc pot
Hot dip galavnized coat


Packing Details : bundle with steel band,waterproof package or accord to customer request
Delivery Details : 20-40 days after order confirmed or negotiate based on quantities










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