Square/Rectangular Tube

• Type: Welded
• Technique: ERW
• Material: Q195, Q215, Q235
• Surface Treatment: Oil/Painting/Powder Painting/Hot Dipped Galvanized
• Usage: Construction & Decoration
• Section Shape: Square, Rectangular
• Model NO.: A023
• Standard: JIS G3466, En 10219, GB/T 3094-2000, GB/T 6728-200
• Wt: 0.6-25mm
• Length: Usually 4.5-6.5m, Can up to 12m
• End Treatment: Plain or Bevelled
• Transport Package: in Bulk, Bundles, Container
• Specification: Size: 10*10-1000*1000mm
• Trademark: TYT
• Origin: Tianjin, China
• HS Code: 7306610000
• Production Capacity: 2000 Tons/Month

Product Description

Low and middle pressure fluid pipeline, boiler, petroleum and natural gas industry,

drilling, chemical industry, electric industry, shipbuilding, fertilizer equipment and pipeline, structure,

petrochemical, pharmaceutical industry.

 

Packing:    1) only in bundles by steel scrips        2) in bundles and in plastic wrap            3) in bulk

                  4) conform to client' s requirements

Loading port: Tianjin,China.

Shipment:usual length ≤5.8m by 20'GP,6m-12m by 40'GP(some sizes with 6m L can be into 20'GP).

Quality Inspection

 we have our own laboratory, we can do these testings,Tensile test, Yield Test, Flattening test,

Bending test, chemical composition and elongation, zinc coating thickness .

Chemical Composition & Mechanical Properties :  

Grade	Chemical Composition					Mechanical Properties
	C	Mn	Si	S	P	Yield	Tensile	Elongati
						Strength Mpa	Strenth Mpa	-on %
Q195	0.06-0.12	0.25-0.50	≤0.30	≤0.045	≤0.05	≥195	315-430	≥33
Q215	0.09-0.15	0.25-0.55	≤0.30	≤0.05	≤0.045	≥217	335-450	≥27
Q235	0.12-0.20	0.30-0.67	≤0.30	≤0.045	≤0.04	≥235	375-500	≥26
Q345	≤0.20	1.00-1.60	≤0.55	≤0.04	≤0.04	≥345	470-630	≥22