• Model NO.：W1
• Delivery Time：25-30days
• Warranty：15years
• Port of Loading：Tianjin
• Certificate：ISO
• Good Price：Factory Low Price
• Transport Package：Bulk
• Specification：0.9*6230mm
• Trademark：wuganghongxing
• Origin：Hebei, China
• Production Capacity：50, 000 Tons,Month

  Product   Square Steel Tube 
  Material    A36,
   SS400,
   STKR400,
   ST37-2, ST52-3,
   S235JR, S275JR, S355J2, S355J2H Standard   ASTM A500, ASTM A513  Surface   black, oil, varnish, zinc coated  Pipe Length   4-12mtr or as required  Pipe Ends   plain ends, radius corners  Application   structural projects. Trailers, Frames, Shelves, Racks, Ornamental  Test   Chemical Component Analysis, Mechanical Properties, Technical Properties, Exterior
   Size Inspection  Productivity   15000 tons per month  Min Order   1 ton  Remark   Special design available according to requirement
   All the production process are made under the ISO9001-2000, API, CE 
Galvanized steel tubes 
 Galvanized pipe (Pre galvanized, Hot dipped galvanized)
• All products are made of high-quality raw materials.
• Our products are certified by ISO9001:2008 authentication quality systems.
• we are nominated as the AAA enterprise by Tianjin government.ShapeRound pipeSquare pipeRectangular pipeOuter diameter17-1820mm15*15-1000*1000mm10*20-700*300mmWall thickness0.6-14mm0.6-25mm0.6-25mmLength4m-14m or as customers' requirementsStandardBS1387-85,GB/T3091-08,DIN2440,JIS-G3444,EN10255,ASTM A53,Zinc coatingPre galvanized steel pipe: 60-150g/m2;Hot dipped galvanized steel pipe: 200-400g/m2End finishPlain/ beveled ends or threaded with sockets/coupling and plastic caps.MaterialQ195 Q215 Q235 Q345 St37 St52 St37-2 10# 20# 16MnUsageScaffolding pipe, Structure pipe, Fence/Door pipe, Furniture, 
Lowpressure fluid pipe for water oil or gas, Boiler pipe.Place of originTianjin,ChinaHS Code7306309000Productivity6000Mts/MonthInspectionWith hydraulic testing, eddy current and infrared testPackingIn bundles, packed in woven bag; in loose; or request.Delivery timeWithin 20 days after the prepaymentPayment Terms1) Payment term : T/T ;L/C;D/P   2) Trade Terms : FOB / CFR /CIF
3) Minimum quantity of order : 20 MTOthers1:Special design available according to requirement 
2:Pipe can be necked dowm, punching hole on pipe wall. 
3:Pipe fittings, elbows are available.
4.All production process are under the ISO9001:2000 strictly
 
1. No cracks and internal defects
2. Straightness
3. Without burrs or drops
4. Without surface scale
5. Smooth surface, no scratches
6. If welded: Welding line is good and tidy, no virtual welding; If seamless, no welding seam
7. The corner of square/rectangular tube is a little bit oval




Wugang Chang Yu Long Industry and Trade Co., Ltd. was established in 2002,the Guangzhou LongShengHing Trading Co.,Ltd and Hongkong Chang Yu Long Trade Co.,Limited was establish in 2008.(The founder Mr.yan, the charge of the production department of the Hesteel Group Co.,Ltd.Hesteel is the world's second largest and China largest iron&steel maker and integrated service provider measured by the production capacity.he has been in steel industry for more than thirty years).

The Wugang Chang Yu Long Industry and Trade Co., Ltd. develop high-end product at first,like military steel and heavy plate,and gradually develop a more wide range of product.now the product contain steel plate,hot rolled steel coils,colded rolled steel coil,PPGI,galvanized steel coil,round bar,steel rebar,wire rod,etc.

Our product reach the specification of ASTM,JIS,BS,DIN and othe international standard and our shipbuilding plate get certificate of nine country classification society.

If you have any needs of steel products, can contact me, welcome to inquiry.