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black hollow section for building structure

Categories	square steel pipe
Brand	Yuantai Derun Steel Pipe Manufacturing Group
Model	black hollow section
Thickness	0.5- 60 mm
OD(Outer diameter)	1010-12001200mm 1015-8001200mm
Certification	CE,LEED,BV,PHD&EPD,BC1,EN10210,EN10219,ISO9000
Surface Treatment	Black painted or REQUEST
Tolerance	as required
Length	0.5-26.5M according to client requirement
Standards	ASTM A500/A501,EN10219,EN10210
Materials	Gr.A/B/C,S235/275/355/420/460,A36/53/106/572
Delivery Time	7-30 Days
FOB port	Tianjin port
Terms of Payment	L/C, T/T
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Update Time	Dec 22,2024

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Black Hollow Section For Building Structure

Black Hollow Section for Building Structure is a very important category of metal building materials, most of which use low-carbon steel coils or steel plates as raw materials, and use ERW LSAW SSAW or SMLS production processes for mass production of welded steel hollow sections. The black hollow section of the building structure produced by Yuantai Derun has the advantages of tight welds, solid materials, wide size coverage, and excellent performance. Inquire immediately.

1. Classifications Of Black Hollow Section

At Yuantai Derun,according to the shape, black hollow section can be divided into black welded steel square hollow sections and black welded steel rectangular hollow sections

Black Welded Steel Square Hollow Sections

Black Welded Steel Rectangular Hollow Sections

2. Steel Grade Of Black Hollow Section For Building Structures

The main materials include Gr.A/B/C,S235/275/355/420/460,A36,SS400,Q195/235/355,STKR400/490,300W/350W,etc. Send Your Need Grade Now!

3. Flexibly Customize Your Black Hollow Section

At Yuantai Derun, there are several customization options for black hollow sections used in construction:

1. Size customization

You can flexibly customize the black hollow section size, including options such as outer diameter, wall thickness, length, etc.

2. Shape customization

You can flexibly customize the shape of the black hollow section. Common shapes include right angled square tube, rounded square tube, right angled rectangular tube, rounded rectangular tube, circular tube, and so on.

3. Customized surface treatment

You can flexibly choose the surface treatment of the black hollow section. Common surface treatments include oil coating, spray painting, hot-dip galvanizing, and so on.

4. Customization of other additional processing services

You can flexibly customize other processing methods for black hollow sections, such as punching, cutting, welding, bending, and so on.

4. Complete Black Hollow Section Size For You

At Yuantai Derun, you can find black hollow sections for building structures of any size. Here are some common standard size tables for black hollow sections, excluding customized non-standard sizes. If you have any questions, please contact the account manager.

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. Superior Quality

Our commitment to excellence drives us to use only high-quality low carbon steel in production. Each section undergoes rigorous quality control measures, guaranteeing exceptional strength, durability, and long-lasting performance.

Yuantai Derun Steel Pipe Group has its own research and development team and testing center, among which the testing center was also rated as a national CNAS certified laboratory in July 2023. The purpose is to enable the procurement of building materials to use high-quality steel pipes.

At the same time, the steel pipe products of the group have also passed the certification of international institutions such as EN10210, EN10219, BV, DNV, ABS, ISO9001, ISO14001, ISO45001, API 5L, EPD, PHD, BC1, JIS, etc.

6. Large Production Capacity

The production capacity of black hollow sections for building structures by Yuantai Derun can reach 10 million tons per year,

With our state-of-the-art manufacturing facilities and efficient processes, we have impressive production capabilities that can meet the most demanding project requirements. Please rest assured that no matter the quantity, we can complete your order in a timely and reliable manner. Send Your Inquiry Now!

One Stop Structural Black Hollow Section Manufacturer

8 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 black hollow section supplier.

Yuantai Derun's main products include square hollow section pipe, rectangular hollow section, hot-dip galvanized steel hollow section, erw steel pipe, large-diameter thick wall square rectangular pipe, LSAW steel pipe, spiral steel pipe, seamless steel pipe, stainless steel pipe, galvanized coil, ppgi coil and stainless steel coil.

7. Advantage Of Black Hollow Section Produced By Yuantai Derun

Superior performance of black hollow sections in various aspects such as yielding, stretching, and impact.

High Durability

Tight Weld Seam

Uniform Thickness

High Yield

Smooth Inner And Outer Walls

High Dimensional Accuracy

8. Advanced Production Technology

At Yuantai Derun, our advanced 500 × 500 black hollow section direct molding production equipment not only produces black hollow sections with tight and sturdy welds, but also achieves unprecedented dimensional accuracy. Greatly reduces the risk of cracking and dimensional errors in cold formed black hollow sections. Received verbal praise from the purchaser. Send the request immediately.

9. Application Cases Of Black Hollow Section For Building Structure

BRIDGE CONSTRUCTION

Hong Kong-Zhuhai-Macao Bridge，Our products are involved in the construction of bridges. It is a bridge and tunnel project connecting Hong Kong, Zhuhai, Guangdong and Macao in China.

BUILDING CONSTRUCTION

SINGAPORE GOOGLE BUILDING，From 2018 to 2019, we provided steel pipes with hollow section profiles for the construction of Google building in Singapore

GREENHOUSE CONSTRUCTION

From 2017 to 2018, we provided 75000 tons of steel pipe products for the green house of the million feidan land improvement project in Egypt.

CBD business district building

From 2019 to 2020, we provided our steel pipe products for the building development of CBD business district buildings in Cairo, Egypt

THEATER CONSTRUCTION

Located in the west of Tiananmen Square in central Beijing, the National Grand Theatre is the largest theater complex in Asia.

High grade villa building

In 2018, we provided steel pipe products for Dubai Hill high-end villa construction project

10. Packaging And Shipping

Packaging And Shipping

Unless there is a special explanation, we provide each of our customers with comprehensive consideration before product transportation.

Firstly, in order to reduce oxidation, we will oil or paint the steel pipe products.

Secondly, whether it is packaged or bulk cargo customers, we will wrap the products to prevent damage in the middle.

Thirdly, we use our own fleet for transportation, And track and inspect the goods in the whole process to ensure that the products arrive at the designated port accurately.

Fourth, we provide each customer with a customer specialist to deal with pre-sales, in-sales and after-sales problems

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black hollow section for building structure

black hollow section for building structure

Black Hollow Section For Building Structure

1. Classifications Of Black Hollow Section

2. Steel Grade Of Black Hollow Section For Building Structures

3. Flexibly Customize Your Black Hollow Section

4. Complete Black Hollow Section Size For You

5. Superior Quality

6. Large Production Capacity

7. Advantage Of Black Hollow Section Produced By Yuantai Derun

8. Advanced Production Technology

9. Application Cases Of Black Hollow Section For Building Structure

10. Packaging And Shipping

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