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HFW Black Square Tube: Get a Quote for Square Hollow Section (SHS) Steel Profiles

Categories	square steel pipe
Brand	Yuantai Derun Steel Pipe Manufacturing Group
Model	black square tube
Thickness	0.5- 60 mm
OD(Outer diameter)	1010-12001200mm
Certification	CE,LEED,BV,PHD&EPD,BC1,EN10210/10219,ISO9000
Surface Treatment	bare,black painted galvanized,or REQUEST
Tolerance	±5% or as required
Length	0.5-26.5M according to client requirement
Delivery Time	2-35 Days
Radius Corner	Customizable
Capacity	500 million tons / year
Inventory level:	50000 tons for regular size
Quotation speed	2 hours
FOB port	Tianjin port
Terms of Payment	L/C, T/T
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Update Time	Dec 22,2024

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HFW Black Square Tube: Get a Quote for Square Hollow Section (SHS) Steel Profiles

HFW black square tube is a high-frequency welded carbon steel square hollow section with an untreated surface. The high-frequency welding process makes the weld seam of the black square tube tight and strong. The black square tube produced by Yuantai Derun has the advantages of high strength, good toughness, not easy to crack, smooth appearance, and affordable price. HFW black square tube is often applied in industries such as building structures and mechanical manufacturing. Send an inquiry immediately

1.Application Of Black Square Tube

>>Traffic sign

>>Railings and balconies for stairs and balconies

>>Canopy

>>Building steel structure

>>Mechanical structure

>>Furniture

>>Structure of agricultural machinery carriage

>>Prefabricated buildings

>>Heavy machinery and equipment

>>Building steel beams

2.Performances

1. High strength

Black square tube has high tensile and compressive strength with good durability. The material strength limit of black square tube reaches 630MPa or even higher, black square steel tube can also greatly reduce the weight of the building structure and improve the impact resistance of the structure.

2. Good toughness

Black square tubes have good toughness and plasticity, which can meet different processing requirements.

3. Good weldability

The weldability of black square steel tubes is very good, making it more convenient to connect various structural applications.

4. Easy Processing

HFW black square tubes are easy to work with, and users can punch holes and connect the black square tubes very easily.

3. Classification

1. There are two types of black HFW square steel tubes based on material: ordinary carbon structural steel square steel tubes and low alloy high-strength structural steel square tubes;

2. According to professional purposes, it can be divided into black steel square tubes for construction, black steel square tubes for mechanical manufacturing, black steel square tubes for ships, and so on.

3. According to the cross-sectional shape, there are four types: circular, square, rectangular, and irregular. The performance of Yuantai Derun HFW black square steel tube is better;

4. Various non-standard black square tube products can be customized according to user requirements.

4. Complete Black Iron/Steel Square Tube Sizes For You

In Yuantai Derun, the size of black iron/steel square tube is very complete, the outer diameter range covers: 10*10-1200*1200mm ,the wall thickness range covers: 0.5-60mm ,the length range covers: 0.5-26.5 meters, the length of the largest length of customized black square tube in the world 26.5 meters, and at the same time, Yuantai Derun is also the largest black square tube factory in China. Here, almost all the models you want to customize can be produced and customized for you, saving customers the trouble of looking for manufacturers everywhere. Send inquiry now.

O.D.(mm)	THK(mm)	O.D.(mm)	THK(mm)	O.D.(mm)	THK(mm)	O.D.(mm)	THK(mm)
20*20	1.3	60120 80100 90*90	1.50	180*180	3	300800 400700 550550 500600
	1.4		1.70		3.5-3.75		9.5-9.75
	1.5		1.80		4.5-4.75		11.5-11.75
	1.7		2.00		5.5-7.75		12-13.75
	1.8		2.20		9.5-9.75		15-50
	2.0		2.5-4.0		11.5-11.75
2030 2525	1.3		4.25-4.75		12.0-25.0
	1.4		5.0-6.3	100300 150250 200*200	2.75	300900 400800 600600 500700
	1.5		7.5-8		3.0-4.0		9.5-9.75
	1.7	50150 60140 80120 100100	1.50		4.5-9.75		11.5-11.75
	1.8		1.70		11.5-11.75		12-13.75
	2.0		2.00		12.5-12.75		15-50
	2.2		2.20		13.5-13.75
	2.5-3.0		2.5-2.75		15.5-30
2040 2540 3030 3040	1.3		3.0-4.75	150300 200250	3.75	3001000 400900 500800 600700 650*650
	1.4		5.5-6.3		4.5-4.75
	1.5		7.5-7.75		5.5-6.3		9.5-9.75
	1.7		9.5-9.75		7.5-7.75		11.5-11.75
	1.8		11.5-16		9.5-9.75		12-13.75
	2.0	60160 80140 100*120	2.50		11.5-11.75		15-50
	2.2		2.75		13.5-30
	2.5-3.0		3.0-4.75	200300 250250	3.75	4001000 500900 600800 700700
	3.25-4.0		5.5-6.3		4.5-4.75
2550 3050 3060 4040 4050 4060 50*50	1.3		7.5-7.75		5.5-6.3		9.5-9.75
	1.4		9.5-16		7.5-7.75		11.5-11.75
	1.5	75*150	2.50		9.5-9.75		12-13.75
	1.7		2.75		11.5-11.75		15-50
	1.8		3.0-3.75		12-13.75
	2.0		4.5-4.75		15.5-30
	2.2		5.5-6.3	200400 250350 300*300	4.5-6.3	5001000 600900 700800 750750
	2.5-3.0		7.5-7.75		7.5-7.75		9.5-9.75
	3.25-4.0		9.5-16		9.5-9.75		11.5-11.75
	4.25-4.75	80160 120120	2.50		11.5-11.75		12-13.75
	5.0-5.75		2.75		12-13.75		15-50
	5.75-6.3		3.0-4.75		15.5-30
4080 5070 5080 6060	1.3		5.5-6.3	200500 250450 300400 350350	5.5-6.3	5001100 600900 700800 800800
	1.5		7.5-7.75		7.5-7.75		9.5-9.75
	1.7		9.5-9.75		9.5-9.75		11.5-11.75
	1.8		11.5-20		11.5-11.75		12-13.75
	2.0	100*150	2.50		12-13.75		15-50
	2.2		2.75		15.5-30
	2.5-3.0		3.0-4.75	280*280	5.5-6.3	6001100 7001000 800900 850850
	3.25-4.0		5.5-6.3		7.5-7.75		9.5-9.75
	4.25-4.75		7.5-7.75		9.5-9.75		11.5-11.75
	5.0-6.0		9.5-9.75		11.5-11.75		12-13.75
40100 6080 70*70	1.3		11.5-20		12-13.75		15-50
	1.5	100200 120180 150*150	2.50		15.5-30
	1.7		2.75	350400 300450	7.5-7.75	7001100 8001000 900*900
	1.8		3.0-7.75		9.5-9.75		11.5-11.75
	2.0		9.5-9.75		11.5-11.75		12-13.75
	2.2		11.5-20		12-13.75		15-50
	2.5-3.0	100250 150200	3.00		15.5-30
	3.25-4.0		3.25-3.75	200600 300500 400*400	7.5-7.75	8001100 9001000 950*950
	4.25-4.75		4.25-4.75		9.5-9.75		11.5-11.75
	5.0-6.3		9.5-9.75		11.5-11.75		12-13.75
50100 6090 60100 7575 80*80	1.3		11.5-11.75		12-13.75		15-50
	1.5		12.25		15.5-40
	1.7	140*140	3.0-3.75	300600 400500 450*450	7.5-7.75	9001100 10001000 800*1200
	1.8		4.5-6.3		9.5-9.75
	2.0		7.5-7.75		11.5-11.75		20-60
	2.2		9.5-9.75		12-13.75
	2.5-3.0		11.5-25		15.5-40
	3.25-4.0	160*160	3.00	400600 500500	9.5-9.75	11001000 11001100
	4.25-4.75		3.5-3.75		11.5-11.75		20-60
	5.0-5.75		4.25-7.75		12-13.75
	7.5-8		9.5-25		15.5-40

5.Standard And Steel Grade:

Standards: ASTM A500/A501,EN10219/10210,JIS G3466,GB/T6728/3094,AS1163,CSA G40.20/G40.21

Materials(steel grade): Gr.A/B/C,S235/275/355/420/460,A36,SS400,Q195/235/355,STKR400/490,300W/350W

Yuantai Derun steel pipe group NO3 factory

6.China Black Square Tube Factory

12 factories, 103 production lines, 80 patented technologies, China's top 500 private enterprises and China's top 500 manufacturing industries, with an annual output of 5 million tons and a perennial spot supply of 200000 tons. China's largest HFW black square tube manufacturer.

Yuantai Derun's main products include square steel tube, rectangular steel tube, hot-dip galvanized steel tube, ERW steel tube, ZMA coated steel tube,large-diameter thick wall square rectangular tube, LSAW steel tube, spiral steel pipe, seamless steel pipe, ZAM coil, galvanized coil, ppgi coil,PV support and so on.

Send Your Inquiry Now!

7.Advantage Of HFW（High Frequency Welding） Black Square Tube

The high-frequency welded black square tubes produced by Yuantai Derun have the following unique advantages.

First, good material

Whether the production of high-frequency welded black square tube, or the production of high-frequency welded ferrous square tube, are in accordance with the requirements of each customer standard steel plate and alloy plate production, raw materials can be traced back to each furnace number, and all the production of raw materials are produced by large factories, and through the Yuantai Derun Durability testing team's rigorous testing, so that the user to do from the source to rest assured that the feeling of the greatest protection.

Second, excellent quality

Not only the raw materials are guaranteed, high-frequency welded china black iron square tube produced by Yuantai Derun, the quality of the weld is world-class, not only because of advanced equipment, and molding engineers advanced technology, not only the tube surface is clean and smooth, the inner and outer walls and the mouth of the tube is also smooth and burr-free, not only the tube body straightness is good, yield, tensile, impact, and the chemical composition are in line with the customer's standards.

Third, product certification

The high-frequency welded black square steel tube produced by Yuantai Derun has passed LEED, BV, BC1, ABS, DNV, EN10219, EN10210, ISO9001 and other product system certification. It solves the big trouble that customers need to do their own certification when purchasing, and saves customers' cost, but also brings a steady stream of purchase orders to Yuantai Derun.

Pipe orifice leveling

The surface shall be painted to prevent oxidation

Uniform thickness

Complete Size

The inner wall of the pipe shall be flat and smooth without burrs

Safe transportation in its own fleet

8. Free HFW Black Steel Square Tube Samples For You

Yuantai Derun can provide customers with free samples of HFW Black Steel Square tube within 20cm in length, you just need to pay one shipping fee. It solves the problem that customers are not sure about the quality of the product before placing the order. Get free samples now.

9.Black Metal Square Tube Coating And Added Services

At Yuantai Derun, in order to prevent the surface of Black Metal Square Tube from corrosion or rust, we also treat the surface of Black Metal Square Tube, such as oiling, painting, galvanizing and other ways to protect it.

In order to make it more convenient for customers to use and process, we also provide you with some additional services as we can, such as cutting, punching, welding, polishing and other value-added services, so that when customers get the product, they can use it immediately. It is convenient for users and saves money. Send Request Now

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