ASTM A53 Z80 Galvanized Steel Hollow Section 8 Inch Schedule 40 Galvanized Steel Square Tube Rectangular Steel Pipe Price for Greenhouse Frame

• Customization: Available
• After-sales Service: 10 Years
• Warranty: 10 Years
• Model NO.: Customized
• Type: Welded
• Technique: Hot Rolled, ERW, Cold Rolled
• Material: Carbon Steel
• Surface Treatment: Galvanized
• Usage: Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Food/Beverage/Dairy Products, Machinery Industry, Chemical Industry, Mining, Construction & Decoration, Special Purpose
• Section Shape: Square
• Grade: Ss400, St37-2, A36, S235jrg1, Q235, Q345 etc
• Processing Service: Bending, Welding, Decoiling, Punching, Cutting
• Oiled or Non-Oiled: Non-Oiled
• Thickness: 0.8 - 12.75 mm, 0.5 - 20 mm
• Length: 5.8-12m
• Delivery Time: 7-15 Days
• out Diameter: 10*10-1000*1000mm /20*30-800*1000mm
• Payment Term: Tt 30% Deposit and 70% Will Be Paid by Tt or LC
• Trade Term: EXW Fob CIF CFR DDP DDU
• Alloy or Not: No Alloy
• Technology: Welded
• Transport Package: Bundle
• Specification: According to requirements
• Trademark: HZ
• Origin: Shandong, China
• HS Code: 7306309000
• Production Capacity: 50000 Tons Per Month

Product Description

Product Description

Square tubes is a form of tube type, people have a different name on it, called the rectangular tubes, rectangular tubes, square tubes, welded square tube, because it has a lot of kinds of material of material can make the tube body, usually square tube is formed after unpacking, kaiping, bending strip welding pipe, again by the mechanism of rolling into a square tube.

Galvanized square steel pipe, rectangular steel pipe, steel hollow section, divided according to the shape of the section, is a name for square pipe and rectangular pipe. It is made of strip steel that has been processed and rolled. Generally, the strip is unpacked, flattened, coiled, welded to form a round tube, and then rolled into a square tube from the round tube and then cut to the required length. Square rectangular tube is also called cold-formed hollow section steel, referred to as square tube and rectangular tube.
 

roduct Name

Square/Rectangular Pipe

Material

Q195 similar to a283 GR.B, 040a10, ss330

Q235 similar to a283 GR.D, 080a15,CS type B

Q345 similar to a737 GR.B, SS400, S235JR

Material Chemical Composition

C	Mn	Si	S	P
0.06-0.12	0.25-0.50	<=0.30	<=0.050	<=0.045

Tensile strength: 315-430(Mpa)

Yield steength:195(Mpa)

Elongation:33

Shape

Square  /   Rectangular

Outer Dia(mm)

15*15mm-1000*1000mm /  10*20mm-700*300mm

Wall Thickness(mm)

0.6-25mm

Length

5.8m-12m

Surface Treatment

1)Black,Pre-galvanized

2)oiled,powder coating

3)Galvanized as your requirement

PS:Pre galvanized steel pipe: 60-150g/m2;Hot dipped galvanized steel pipe: 200-400g/m2

End Finish

Plain/ beveled ends or threaded with sockets/coupling and plastic caps.

Packaging

Packing in bundle with steel strips; with seaworthy package at the end; could be done with your requirement.

Inspection

With Chemical Composition and Mechanical Properties Testing; Hydrostatic Test, Dimensional and Visual Inspection,  With Nondestructive Inspection

Application

construction pipe, machine structure pipe, agriculture equipment pipe, water and gas pipe, Greenhouse pipe, Building material, Furniture tube, Low pressure fluid tube, etc

HS Code

7306309000

Others

1:Special design available according to requirement 
2:Pipe can be necked dowm, punching hole on pipe wall. 
3:Pipe fittings, elbows are available.
4.All production process are under the ISO9001:2000 strictly

 

Square and Rectangular Steel Pipe Surface:

1) Natural Black;

2) Color painted on natural black steel pipe;

3) 3PE coated on natural black steel pipe;

4) Pre galvanized zinc coating 30g/m2 or customized(30g/m2 - 100g/m2);

5) Oiled with pvc wrapped;

6) Color painted on Galvanized steel pipe;

7) 3PE coated on Galvanized steel pipe;

8) Hot dip galvanized zinc coating 200g/m2 or customized(200g/m2 - 500g/m2)
 

Square and Rectangular Steel Pipe size chart
Square Hollow Section	Rectangular Hollow Section	Thickness
20*20 25*25 30*30	20*40 30*40	1.2-3.0
40*40 50*50	30*50 25*50 30*60 40*60	1.2-4.75
60*60	50*70 40*80	1.2-5.75
70*70 80*80 75*75 90*90 100*100	60*80 50*80 100*40 120*80	1.5-5.75
120*120 140*140 150*150	160*80 100*150 140*80 100*180 200*100	2.5-10.0
160*160 180*180 200*200	200*150 250*150	3.5-12.0
250*250 300*300 400*200 350*350 350*300	250*200 300*200 350*200 350*250 450*250 400*300 500*200	4.5-15.75
400*400 280*280 450*300 450*200	400*350 400*250 500*250 500*300 400*600	5.0-20.0

 

Detailed Photos

 

Company Profile

Huazhu Steel is a specialized steel sales company integrating domestic trade and foreign trade. The company's products include stainless steel, seamless pipe, color coated plate, galvanized sheet, building materials, pipe series. Products are widely used in chemical, pharmaceutical, electric power, railway, automotive, paper and construction engineering. 

The company has long-term close trade relations with Shandong Iron and Steel, Tangshan Iron and Steel, Handan Iron and Steel, Jinxi Iron and Steel and other well-known domestic steel companies. The company has advanced wms, crm management system to ensure that our customers in the product consulting, procurement, ordering, use in the whole process without worry! 

Over the years, our company has won the trust of our customers with high-quality products, first-class service and ultra-low price. With the favor, our products are spread all over the country! Thanks to the support of new and old customers, huazhu company member will work harder and enterprising, and return more customers with better and more efficient services! 

In order to ensure timely delivery, we have set up a central warehouse in Liaocheng with abundant inventory; We can provide you with the shortest supply cycle; At the same time, our company has experienced technical consulting organizations. For your correct selection of product models, we have established a First-class marketing team with first-class efficiency and service!

Customer Evaluation

Certifications

Packaging & Shipping

 

Square and rectangular hollow section pipe steel tube PACKING AND DELIVERY:          

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.

FAQ

Q1:Where is your factory?
A:Our company's processing center is located in Shandong China.

Q2:What is your delivery time?
A:For products in stock, we can ship it within 7 days after receiving the deposit. For customer order, production time is 15-30 workdays after receiving the deposit.

Q3:Can I place an sample order and what is your MOQ if I accept your quality?
A:Yes, we can send you samples but you may pay the express fees and customized samples will take about 5-7days, our MOQ is 1 ton.

Q4:How could you guarantee your products?
A:Mill Test Certification is supplied with shipment, We also accept and support the third-party inspection.We also could issue the warranty to customer to guarantee the quality.

Q5:How can I get the price of needed product?
A:It's the best way if you can send us the material, size and surface, so we can produce for you to check the quality.If you still have any confusion, just contact us, we would like to be helpful.

Q6: Why do you want to buy from us instead of from other suppliers?
A:We are a trading company, our own factory, dealing in steel materials, such as steel plate, steel pipe, steel rod, steel wire, tinplate, aluminum products. Welcome to our company product exhibition, looking forward to our perfect cooperation.