Q345 Square Steel Pipes /Square Pipes/Square Tube

• Customization: Available
• Type: Square
• Standard: AISI, ASTM, DIN, JIS
• Composition: Carbon Steel
• Technique: Welded
• Shape: Square
• Surface Treatment: Black
• Special Use: High-strength Steel Plate, Wear Resistant Steel, Silicon Steel, Cold Heading Steel
• Application: Oil Gas
• Thickness: 2-100mm
• Grade: 10#, 20#, 45#, A53(a, B), A106(B, C)
• Transport Package: Bevelling + Painting + End Caps, Pack Into Bundles
• Specification: 10 - 920 mm
• Trademark: BEWIN
• Origin: China
• HS Code: 3606901900
• Production Capacity: 100, 000, 000

Product Description

 

requirement
Package	Bundle;Bulk;Plastic bags ,etc
Others	We can do special orders as customer's requirement.
	We also can provide all kinds of steel hollow pipes.
	All the production process are made under the ISO9001:2008 strictly

Elements     Material	Chemical Composition%					Mechanical Property
	C%	Mn%	S%	P%	Si%	Yield Point (Mpa)	Tensile Strength(Mpa)	Elongation   (%)
Q195	0.06-0.12	0.25-0.50	<0.050	<0.045	<0.30	>195	315-430	32-33
Q215	0.09-0.15	0.25-0.55	<0.05	<0.045	<0.30	>215	335-450	26-31
Q235	0.12-0.20	0.30-0.70	<0.045	<0.045	<0.30	>235	375-500	24-26
Q345	<0.20	1.0-1.6	<0.040	<0.040	<0.55	>345	470-630	21-22

 

 40x40 square tube SHS hot dipped galvanized square steel pipe

Product Name	Galvanized square and rectangular steel pipe
Specifications	Square pipe: 20*20mm~500*500mm Rectangular pipe: 20*40mm~300*500mm   Thickness: 1.2mm~20mm   Length: 2.0m~12m
Material	Low carbon steel
Steel Grade	Q195 = S195 / A53 Grade A Q235 = S235 / A53 Grade B / A500 Grade A / STK400 / SS400 / ST42.2 Q355 = S355JR / A500 Grade B Grade C
Standard	EN10219, EN10210 GB/T 6728 JIS G3466 ASTM A500, A36
Surface Anti-rusty Coating	pre-galvanized (Zinc coating: 40-80g/m2) hot dipped galvanized (Zinc coating: 200-600g/m2 )
Pipe Ends	Plain ends
Certificates	ISO 9001 / ISO 18001 / ISO 14001 / CE
Packing and Shipment	1. OD 300mm and below In hexagonal seaworthy bundles packed by steel strips, With two nylon slings for each bundles  2. above OD 300mm in bulk or according to custom opinion  3. 25 tons/container and 5 tons/size for a trial order;  4. For 20" container the max length is 5.8m;  5. For 40" container the max length is 11.8m.
Usage	Construction / building materials steel pipe Structure steel pipe Solar structure component steel pipe Fence post steel pipe Greenhouse frame steel pipe
Trade terms	FOB, CFR, CIF, EXW, FCA
Payment terms	T/T, LC
Delivery time	15-45 days (based on quantity) after receiving advanced payment by T/T or LC .
Main market	Southeast Asia, South Asia, Middle East, Europe, Middle&South America, Africa and Oceania