Black Square/Rectangular Pipe

• Type: Welded
• Technique: ERW
• Material: Q195-235,Q195,Q235,Q345
• Surface Treatment: Oiled, Black
• Usage: Machinery Industry, Construction & Decoration
• Section Shape: Square, Rectangular
• Model NO.: A020
• Wt: 0.3-30mm
• Length: Fixed
• MOQ: 5tons for Normal Size and Material
• Trade Term: Fob,C&F,CIF,EXW
• Payment Terms: Tt Deposit+Bl Copy/LC or 100%LC at Sight
• Transport Package: in Bulk, Bundle, Container
• Specification: Size: 10*10-600*600mm
• Trademark: TYT
• Origin: Tianjin, China
• HS Code: 7306610000
• Production Capacity: 2000 Tons/Month

Product Description

Quality Control

In order to provide high quality products to our customers, Our company have all kinds of professional quality in product test technology.

 Product  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