China Q235B Black Galvanized Round Square Grooved/Threaded/Shouldered Welded Carbon Steel Pipe

Product Description

Product Description

Square rectangular pipe is a name for square pipe and rectangular pipe, that is steel pipe with equal and unequal side length. It is made of strip and rolled by process treatment. Generally, the strip is unpacked, flattened, curled, welded to form a round tube, and then rolled into a square tube from the round pipe and then cut to the required length.

Surface is hot-dip plated or galvanized layer welded steel pipe. Hot-dip galvanized Tube can increase the corrosion resistance of steel pipes and prolong the service life. Galvanized square tube is widely used, in addition to water,  gas, oil and other general low-pressure fluid pipeline, but also for the oil industry, especially offshore oil wells, pipeline,Pipe with the tube, as well as the bridge bridge pile, mine tunnel support frame with the tube.

Product Parameters

Product name	Steel Hollow Section Square  Rectangular Tube
Material	S275J0H,S355JR,S355J0H,S355J2H,A36,SS400,Q195,Q235,Q345
Surface treatment	Pre-galvanized, Hot dipped galvanized, Electro galvanized, Black, Painted, Threaded, Engraved, Socket.
Shape	square or rectangular or round
Thickness	1.2-20mm
Length	3-12M according to client requirement
OD(outer diameter)	Square 10*10-1000*1000mm Rectangular:10*15 800*1100mm Round:10.3mm-609mm
Technology	ERW,LSAW,SSAW,Seamless
Packing	1.Big OD:in bulk                                                                                                                                           2.Small OD:packed by steel strips 3.woven cloth with 7 slats 4.according to the requirements of customers
MOQ	5 Tons
Brand	HJ
Standards	BS1139-1775, EN1039, EN10219, JIS G3444:2004, GB/T3091-2001, BS1387-1985, DIN EN10025, ASTM A53 SCH40/80/STD, BS-EN10255-2004
Main Market	Middle East,Africa, Asia and some Uropean country and South America, Australia
Delivery Time	Fast delivery ,within 10 days after receiving the deposit
Remark	1. Payment terms : T/T ,L/C                                                                                                                       2. Terms of trade : FOB ,CFR,CIF ,DDP,EXW 3. Minimum order : 2 tons 4. Delivery time : Within 25 days.

Size(mm)	Thickness(mm)	Size(mm)	Thickness(mm)	Size(mm)	Thickness (mm)	Size(mm)	Thickness (mm)
20*20	1.0	60*60 50*70 40*80 50*80 70*70 60*80 100*40	1.3	120*120 140*80 160*80 75*150 100*150 160*60	2.5-2.75	33*450 300*500 400*400	4.5-5.75
	1.3		1.4		3.0-4.0		7.5-11.75
	1.4		1.5		4.25-4.75		12.5-13.75
	1.5		1.7		5.25-6.0		14.5-14.75
	1.7		1.8		6.5-7.75		15.5-17.75
	2.0		2.0		9.5-15	450*450 200*600 300*600 400*500 400*600 500*500	4.5-4.75
25*25 20*30	1.3		2.2	130*130 80*180 140*140 150*150 200*100	2.5-2.75		7.5-7.75
	1.4		2.5-4.0		3.0-3.25		9.5-9.75
	1.5		4.25-5.0		3.5-4.25		11.5-13.75
	1.7		5.25-6.0		4.5-9.25		14.5-15.75
	1.8				9.5-15		16.5-17.75
	2.0	90*90 75*75 80*80 60*90 60*100 50*100 60*120 50*120 80*100	1.3	160*160 180*180 250*100 200*150	2.5-2.75
	2.2		1.5		3.5-5.0
	2.5-3.0		1.7		5.25-7.75
30*30 20*40 30*40 25*40	1.3		1.8		9.5-15
	1.4		2.0	150*250 100*300 150*300 200*200 135*135	2.75
	1.5		2.2		3.0-3.25
	1.7		2.5-4.0		3.5-7.75
	1.8		4.25-5.0		9.5-12.5
	2.0		5.25-5.75		12.75-15.75
	2.2		7.5-7.75	200*300 250*250 100*400 200*250	3.52-3.75
	2.5-3.0	100*100 80*120 125*75 140*60 50*150	1.5		4.5-11.75
25*50 40*40 30*50 30*60 40*50 40*60 50*50	1.3		1.7		12.5-14.75
	1.4		1.8		15.5-17.75
	1.5		2.0	200*350 200*400 300*300 250*350	4.75-7.75
	1.7		2.2		9.5-11.75
	1.8		2.5-5.0		12.5-14.75
	2.0		5.25-6.0		15.5-17.75
	2.2		6.5-7.75	300*350 300*400 350*350 250*450	4.75-7.75
	2.5-4.0		9.5-13		9.5-11.75
	4.25-5.0				12.5-14.75

Details and Packing Images

Packaging & Shipping

Other Main Products

Company Profile

Liaocheng Huajian Steel Co.,Ltd is located in Liaocheng, Shandong Province, which is known as "the Water City of Jiangbei", and our company was established in the year 2006. We are a modern private enterprises which are specialized in processing and exporting steel materials in China and win high reputations from our customers.

Our main items are:

1. Cold rolled steel/ galvanized steel/ galvalume steel/ prepainted steel/ corrugated steel

2. steel profiles, such as, steel angle section/ H beams/ I beams/ Channel section etc..

3. HRC MS plate, checkered steel plate, alloy steel plate /coil etc..

4. also the carbon steel/ galvanized steel round and square tubes, and stainless steel etc.

 
Besides, we can do customization as your demand or samples, etc..

Warmly welcome your esteemed come and visit our company and the production line.

Our current export markets are: Sorth America, North America, Europe,Australia,Africa, Asia, etc..

Adhere to the principle of"fair,objective,scientific,honest management, keeping promises, credibility honoring, following delivery schedule", Liaocheng Huajian Steel Co.,Ltd is willing to establish long-term close cooperation with our customers and make progress together to create a more brilliant future!

 

Our Advantages

1. High quality with reasonable price. Wide excellent experiences with after-sale service. 
2. Every process will be checked by responsible QC which insures every product's quality.
3. Professional packing teams which keep every packing safely. 
4. Trial order can be done in one week. 
5. Free Samples can be provided as your requirements.

 

FAQ

1. Minimum Order Quantity?

  The MOQ is usually 25 tons or more, it depends . 
 

 2. What kind of terms of payment can you accept?

   T/T, L/C are available. 
 

 3. What grams of the product can you offer?

  These products can be customized according to your requirement. 

 

4.Is free sample available?

  Yes, free sample is available. 

  The sample is cost free, but please afford the freight cost, and we will figure it in the order as long as we work together.For those clients who have already established business relation with us, even the freight cost will be free.

 

5. Can you do Customization & Reproduction if I provide a photo?

  Yes, we do Customization & Reproduction service.

 

 6. Does the packaging safe and arrive in good conditions?

  Yes, safe Packing guarantee , all the products will arrive your door under good conditions.  We response to problem of shipping if there unfortunately is.

 

 7. How long does it usually take to deliver the product?

  We will make the shipment to you immediately. It will take about 18 to 40 days arrive worldwide. It de  pends on the specific quantity.

 

 8. Is drop shipping available?

  Yes, it is, we can send to worldwide.
 

If you have any questions about our products or our company, please don't hesitate to contact us, we will try our best to serve you well!

Thanks for watching!