1.5INCHX3INCH GALVANIZED SQUARE TUBING GALVANIZED IRON PIPE

1.5"x3" Galvanized Square Tubing / GI Pipe – Heavy-Duty Structural Steel Solution

Key Features
Superior Corrosion Protection
Hot-Dip Galvanized: Zinc coating ≥80μm (ASTM A123 compliant), 1000+ hours salt spray resistance
Full Coverage: Uniform coating on both inner/outer surfaces
Precision Engineering
Dimensions: 1.5"×3" (38.1mm×76.2mm) rectangular profile
Wall Thickness: 1.2mm/1.5mm/2.0mm (customizable)
Length: Standard 6m (±1mm cutting tolerance)

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Tianjin Tianyingtai Steel Pipe Co., Ltd. is one of the most credible manufacturers and suppliers of 1.5inchx3inch galvanized square tubing galvanized iron pipe in China. Welcome to consult the quotation and import cheap 1.5inchx3inch galvanized square tubing galvanized iron pipe made in China here from our factory.

Product Description

I.Product Basic Info:

Name	1.5INCHX3INCH GALVANIZED SQUARE TUBING GALVANIZED IRON PIPE
Surface	Galvanized (200-220g/m2 usual,can be request by customer)
Material	Q195,Q215,Q235,Q345
MOQ	5 tons for normal size and material
WT	As customer's requests
Payment terms	TT deposit + the balanced against BL copy / LC or 100% LC at sight
Trade terms	FOB,C&F,CIF,EXW
Length	fixed or random,as customer request.
End Treatment	Plain(can be threaded,punch,shrink,extension... )
Lead time	within 7 days from stock with 6m length (stock pipe with our factory name in Chinese),20-25 days for customized pipe according to the qty

2.Product Chemical Composition & Mechanical Properties :

Grade	Chemical Composition					Mechanical Properties
	C	Mn	Si	S	P	Yield	Tensile	Elongati
	C	Mn	Si	S	P	Strength Mpa	Strenth Mpa	-on %
Q195	0.06-0.12	0.25-0.50	≤0.30	≤0.045	≤0.05	≥195	315-430	≥33
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 standard test:

Q195≈	Grade B,SS330 SPHC,S185
Q235 ≈	Grade D,SS400,S235
Q345 ≈	Grade 50/345,SPFC590,E/S335

Product Show

GI RHS 017

FAQ

▸ Q: Advantages vs. square tubing?
→ A: The 1.5"×3" flat profile offers 30% higher lateral stiffness for horizontal load-bearing.

▸ Q: Outdoor durability?
→ A: 15-20 years service life in normal atmospheric conditions.

Request test reports/samples with third-party inspection support.

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