China supplier structural black steel pipe manufacturer
Product Name | black steel pipe pipe class B sch 40/pipe |
Wall Thickness | 0.6mm-12mm |
Length | 5.5m-12m |
Outer diameter | 0.3mm-300mm |
Tolerance | Wall Thickness:±0.05MM Length:±6mm Outer Diameter:±0.3MM |
Shape | Round, Square, Rectangle, Oval, Deformed |
Material | Q195-Q345, 10#-45#,195-Q345, Gr.B-Gr.50, DIN-S235JR, JIS-SS400, JIS-SPHC, BS-040A10 |
Technique | Cold Rolled, Hot Rolled, ERW |
Surface treatment | Black annealing, bright annealing, None annealing |
Standard | ASTM, DIN, JIS, BS |
Certificate | ISO, CE |
Payment terms | 30% T/T deposit in advance, 70% T/T balance within 5 days after B/L copy, 100% Irrevocable L/C at sight, 100% Irrevocable L/C after receive B/L 30-120 days, O/A |
Delivery times | Delivered within 30 days after receipt of deposit |
Package | 1. Packed with 8 bundles tightened with metal belt and plastic wrapped if need 2. According to customer’s requirement |
Loading port | Xingang, Tianjin,China |
Advantages | 1. Reasonable price with excellent quality 2. Abundant stock and prompt delivery 3. Rich supply and export experience, sincere service |

All items of our products and related tests as follow
1.ERW black round pipe (ASTM A53,GB..)
2.Weld black square/rectangular pipe(ASTM A500,GB,...)
3.Hot dip galvanized round pipe (BS 1387,ASTM A53,GB ,...)
4.Hot dip galvanized square/rectangular pipe(ASTM A500,GB...)
5.Pre-galvanized square/rectangular/round pipe,cold rolled black annealed or bright finished pipe.
6.Spiral steel pipe
7.Seamless pipe (ASTM A53,A106B,)
8.Oval pipe in galvanized and black surface
9.LTZ... special sizes pipe
10.Steel prop , steel plank,steel scaffolding pipe and accessories... steel constrctution material
11.Steel angle, Flat bar,round bar,sqaure bar,
12.H,I,U,C,T,Y,W...steel beam/channel
13.Deformed steel bar
14.Hot rolled& cold rolled steel sheet/coil in black,galvanized,color coated surface.
Related Product



Sample cabinet




Packing &Shipping
PACKING LOADING AND DELIVERY
Packing: 1) only in bundles by steel scrips
2) in bundles and in plastic wrap
3) in bulk
4) conform to client' s requirements
Loading port: Xingang Port Tianjin,China.
Shipment: usual length ≤5.8m by 20'GP,6m-12m by 40'GP(some sizes with 6m L can be into 20'GP).


Quality control and Test
In order to provide high quality products to our customers , Our company have all kinds of professional quality in product test technology .


Who Are We
Tianjin tianyingtai Steel Pipe Co., Ltd. was established in 2001 January, the company is located in China's steel production base, Jinghai County Economic Development Zone Tianjin city. The east of Tianjin port and Tianjin International Airport, west of Jinghu railway, Beijing-Fuzhou Expressway, the geographical position is superior, the traffic is convenient, has a good business environment.
What Product Do We Have ?
Tianyingtai steel company main products: galvanized strip steel pipe, welded pipe, galvanized pipe, spiral pipe, rectangular pipe and etc.. The company always adhere to the quality first, customer first service. Companies in strict accordance with the ISO9001-2008 standard established a quality management system, from research and development, raw material procurement, manufacturing, testing control, transport to the after sale services to establish a set of perfect management system. In an effort to improve the level of management and more focus on customer satisfaction, we provide qualified and satisfactory products to customers, continue to meet customer demand.
Application Field
mechanical manufacture, construction field, metallurgy industry, farm vehicles, agriculture
greenhouse, automotive industry, railway, highway guardrail, container frame, furniture,
decoration, steel structure etc.

Our Service
1.Special design avaliable according to requirements.
2.All production processes are under ISO 9001-2008 strictly
3.Free sample
4.Acceptable for any third party inspection(SGS,BV...)
5.OEM is ok.
6.Visit factory any time.

Q1:What about the quality?
A:Third party inspections are always welcomed.as part of our dedication to the industry, we do make arrangements for such inspections-ABS,DNV,BV,ect.
Q2: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock,it is according to quantity.
Q3:Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
Q4:May I customize the steel pipe?
A:Yes, you can, we can manufacture according to your requirement, you can send the CAD or design drawing to us.
Q5:Any Value-added Services?
A:Fottunately for you,we are very experience in this industry.we have equipped our warehouse with the necessities to perform in-house painting,coating,and pipe cutting.
Q6: How about the trade terms?
A: EXW, FOB, CFR, CIF will be accepted.
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