Hot-DIP Galvanized Steel Tube/Welded Square Pipe

• Type: Welded
• Technique: Hot Rolled
• Material: Carbon Steel
• Surface Treatment: Black
• Usage: Machinery Industry, Chemical Industry, Construction & Decoration, Special Purpose
• Section Shape: Round&Square
• Model NO.: square tube
• Transport Package: Standard Seaworthy Packing
• Specification: 7303009000
• Trademark: Tianyingtai(TYT)
• Origin: Tianjin, China
• HS Code: 7303009000
• Production Capacity: 5000ton/Month

Product Description

1.Product Basic Info:

Shape:	round/sqaure/rectangular/oval  or other special section tube
OD:	20-219.1mm, WT: 0.8-12mm
Size:	10*10-400*400mm, WT:0.8-12mm
	10*20-400*600mm, WT:0.8-12mm
Length:	0.3-12m     (or as customers' request)
Surface:	Carbon/Pre-galvanized/Hot Dip Galvanized/Oiled/Painted/Bared , can be dealed as customers' need
Zinc Coating:	50-150g/m2 for Pre- galvanized, more than 200g/m2 for hot dip galvanized or as clients' need
Material:	Q195/Q215/Q235/Q345/Q195-Q235 ABCD
Standard:	ASTM-A53   /BS 1387-1985/   GB/T 3091-2001 for round pipe
	ASTM A500 /GB/T3094   for square/rectangular pipe
Manufacturing Technique	Weld/Seamless/     ERW/ SSAW/ LSAW /     Cold Drawn/ Hot Drawn
Ends:	Plain /Beveled/ Threaded with sockets coupling and plastic caps/ Necking down/ Expanding neck/ Punching holes

 2.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

3.Product Application 
1. Construction projects, civil chimneys, central air conditioning pipe;
2. Fences, threading pipe, greenhouse canopy (trellis tube);
3. Roller shutters doors, light steel keel;
4. Supporting tube, furniture, sports equipment, tents, guardrail etc.
4.Packaging & Shipping
Port: TIANJIN
Payment Terms: L/C,T/T
Delivery: 15-45 days after deposit or according to customers' quantity.
Packing: 1.Big OD: in bulk  2.Small OD: packed by steel strips  3.woven cloth with 7 slats
                4.plastic bags  5.as per customer's option 
Company Profile


Quality Inspection


Our services
1. Customization is avaliable according to requirements.
2. All production processes are strictly under ISO 9001-2008.
3. Free sample ( not contain the cost of freight).
4. Third party inspection (SGS,BV...) is welcomed.
5. Visit factory any time.
6. FOB/ CIF/ CFR/ ERW is accepted.