A500 Welded Black Galvanized Square Rectangular Hollow Section Steel Tube for Construction

• Customization: Available
• Type: Welded
• Technique: ERW
• Model NO.: 50*50*3mm
• Material: Carbon Steel
• Surface Treatment: Black
• Usage: Construction & Decoration, Special Purpose
• Section Shape: Rectangular
• Shape: Rectangular Pipe
• Grade: Q235 Q345 St52 St37-2
• Surface: Black, Paint, Galvanized
• Outer Diameter: 10*10~1000*1000mm
• Thickness: 0.5-50mm
• Application: Structure Pipe, etc
• Packing: in Bundles
• Delivery Time: Within 15~20 Days
• MOQ: 25tons
• Transport Package: Standard Export Sea-Worthy Packaging
• Specification: 50*50*3mm
• Trademark: HJ steel
• Origin: Shandong Province, China
• Production Capacity: 8000tons Per Month

Product Description

 

Product Description

Hot dipped galvanized pipe : hot dipped galvanized pipe owns thicker zinc coating than pre-galvanized pipe ,black pipes will be dipped into zinc pool for galvanized. 
Standard: GB/T3091 - 2001 ,BS1387 - 1985 , DIN EN10025 ,EN10219 , JIS G3444:2004 , ASTM A53
Steel Grade: GB/T3091 - 2001:  Q195,Q235 , Q345
BS1387 - 1985 , DIN EN10025 ,EN10219 :S235JR ,S275JR,S355JR, S355J2H
JIS G3444:2004:STK400 ,STK500
ASTM A53: GR. A , GR. B, GR. C , GR. D

 Hot dip galvanized steel pipe:

Outer Diameter		Wall Thickness	Length
Inch	mm	mm	meter
1/2"	21.3mm	0.6mm-3.0mm	0.3m-12m
3/4"	26.9mm	0.6mm-3.0mm	0.3m-12m
1"	33.4mm	1.0mm-3.0mm	0.3m-12m
1-1/4"	42.3mm	1.0mm-4.0mm	0.3m-12m
1-1/2"	48.3mm	1.0mm-4.0mm	0.3m-12m
2"	60.3mm	1.5mm-4.0mm	0.3m-12m
2-1/2"	76.1mm	1.5mm-4.0mm	0.3m-12m
3"	88.9mm	1.5mm-9.5mm	0.3m-12m
4"	114.3mm	2.0mm-9.5mm	0.3m-12m
5"	141.3mm	3.0mm-9.5mm	0.3m-12m
6"	168.3mm	3.0mm-12.0mm	1.0m-12m
8"	219.1mm	3.2mm-12.0mm	1.0m-12m
10"	273mm	3.2mm-12.0mm	1.0m-12m
12"	323.8mm	6.0mm-15.0mm	1.0m-12m
14"	355.6mm	8.0mm-15.0mm	1.0m-12m
16"	406.4mm	8.0mm-20.0mm	1.0m-12m

Pre - galvanized pipe: pre-galvanized pipe is made of hot dipped galvanized steel strip directly ,
Usage: Used for low pressure liquid delivery, such as water, gas, and oil,fence,conduit,green house etc.
Standard: GB/T3091 - 2001 ,BS1387 - 1985 , DIN EN10025 ,EN10219 , JIS G3444:2004 , ASTM A53
Steel Grade: GB/T3091 - 2001:Q195 , Q235 
BS1387 - 1985 , DIN EN10025 EN10219 :S235JR
JIS G3444:2004:STK400 
ASTM A53: GR. A , GR. B

Pre galvanized steel pipe:

Outer Diameter		Wall Thickness	Length
Inch	mm	mm	meter
1/2"	20mm	0.8mm-2.0mm	0.3m-12m
3/4"	25mm	0.8mm-2.0mm	0.3m-12m
1"	32mm	0.8mm-2.0mm	0.3m-12m
1-1/4"	40mm	0.8mm-2.0mm	0.3m-12m
1-1/2"	47mm	1.0mm-2.5mm	0.3m-12m
2"	60mm	1.0mm-2.5mm	0.3m-12m
2-1/2"	75mm	1.0mm-2.5mm	0.3m-12m
3"	88mm	1.0mm-2.5mm	0.3m-12m
4"	113mm	1.0mm-2.5mm	0.3m-12m
5"	140mm	1.0mm-2.5mm	0.3m-12m
6"	165mm	1.0mm-2.5mm	0.3m-12m

 

Square tube & Rec :

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

 

Detailed Photos

Packaging & Shipping

Produce packaging and loading 

 

 

Company Profile

Regarding our company & Contact details

Liaocheng Huajian Steel Co.,Ltd is located in Liaocheng, Shandong Province, which is known as "the Water City of Jiangbei", andour company was established in the year 2012. We are a modern private enterprises which are specialized in processing andexporting steel materials in China and win high reputations from our customers.

Our main items are:

1. Steel plate, steel sheet,wear resistance steel plate, high strength steel plate, HRC MS plate, checkered steel plate, alloy steel plate /coil etc..

2. Cold rolled steel coil/sheet,galvanized steel coil/sheet, galvalume steel coil/ sheet, prepainted steel coil/ sheet,corrugated roofing steel sheet

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

4. Carbon steel pipe,seamless steel pipe, welded steel pipe,spiral welded pipe, galvanized steel round and square tubes, and stainless steel etc.

Hot Sale

 

 

FAQ

Q: Are you trading company or manufacturer ?
A: We are professional manufacturer for steel coils,and our company also is a very professional and technical foreign trade company for steel products. We have more export experience with competitive price and best after-sales service Apart from this,we can provide a wide range of steel products to meet the requirement of customer.

Q: Do you provide samples? is it free or extra ?
A: The sample could can provide for customer with free,but the freight will be covered by customer account. The sample freight will be returned to customer account after we cooperate.

Q: Will you delivery the goods on time?
A: Yes,we promise to provide best quality products and delivery on time no matter if the price change lot or not.Honesty is our company's tenet.

Q: How can I get your quotation as soon as possible?
A: The email and fax will be checked within 24 hours,meanwhile,the Skype,Wechat and WhatsApp will be online in 24 hours. Pleasesend us your requirement and order information,specification(Steel grade,size,quantity,destination port). we will work out a best price soon.

Q: What is your terms of payment?
A: 30% TT in advance, 70% balance before shipment or after the copy of BL within 3 working day. Or 100% Irrevocable L/C at sight.That's negotiable.

Q: Do you accept the third party inspection?
A: Yes absolutely we accept.