
| Galvanized (200-220g/m2 usual,can be request by customer) | |
| Q195,Q215,Q235 | |
| 5 tons for normal size and material | |
| TT deposit plus the balanced against BL copy / LC or 100 percent LC at sight | |
|
within 7 days from stock with 6m length (stock pipe with our factory name in Chinese),20-25 days for customized pipe according to the qty |
2.Product Chemical Composition & Mechanical Properties :
| C | S | P | ||||||
| -on percent | ||||||||
| Q195 | 0.06-0.12 | 0.25-0.50 | Less than or equal to 0.30 | Less than or equal to 0.045 | Less than or equal to 0.05 | Greater than or equal to 195 | 315-430 | Greater than or equal to 33 |
| Q235 | 0.12-0.20 | 0.30-0.67 | Less than or equal to 0.30 | Less than or equal to 0.045 | Less than or equal to 0.04 | Greater than or equal to 235 | 375-500 | Greater than or equal to 26 |
| Q345 | Less than or equal to 0.20 | 1.00-1.60 | Less than or equal to 0.55 | Less than or equal to 0.04 | Less than or equal to 0.04 | Greater than or equal to 345 | 470-630 | Greater than or equal to 22 |
3.Product standard test:
| Q195 | Grade B, SS330 SPHC, S185 |
| Q235 | Grade D, SS400, S235 |
| Q345 | Grade 50/345, SPFC590, E/S335 |


1.Thailand, we have the lowest anti-dumping duties in China.(3.22 percent )
2.Factory and experimental test center to achieve cost and quality control
3.Processing lines, can satisfy various requests of customers. Producing and processing one-top service
4.Is the top five in Tianjin
5.We have been cooperate with Alibaba for 13 years, we are gold supplier and assessed supplier, we are one of the first batch of companies do exporter in this industry.
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.

1.Quality: Strictly control the quality through three levels. First level, quality test on the producing line. Second level, quality test during warehousing. Third level, quality test before loading.
2.Timeliness: 24 hours online.Provide consulting and quotation services for customers all the time.
3.Veracity: Strictly follow the customer standard to ensure the tolerance range and meet customer's requirement.
4.Integrity: If The customer complains about the quality of the products, our company will actively cooperate with them to solve the problem. If it is the responsibility of our company, we will bear the corresponding responsibility and compensation.
5.Longevity: Establish good long-term relationship with customers.

Tianjin TianYingTai(TYT) Steel Pipe Co., Ltd is located in Jinghai, Tianjin, which is professionally engaged in steel production sales, steel processing, greenhouse engineering with accessories and export business. It has been experienced for 15 years so far. We have 13 production lines for various kinds of steel pipe, 10 processing production lines and 2 environmental production hot-dipped galvanizing lines. We not only can produce 450,000 tons of various sizes of ERW steel pipe, but also can produce deep processing pipe with 100,000 tons. Our annual production capacity of hot dipped galvanized steel pipe is 200,000 tons, capacity of greenhouse engineering material is 250,000 tons and highway column and guardrail is 200,000 tons.

Tianjin TianYingTai Imports & Exports Trade Co., LTD is our export company. We have achieved trading capacity 60,000 tons in 2016. Our products are widely used in agriculture, animal husbandry , chemical industry, machinery, construction, utilities, vehicle and other fields. Our customers are from Asia, the Middle East, the Southeast Asia, European Union and other countries.

1.Our factory has its own "experimental testing center".CNAS Laboratory Accreditation Certificate (the second private enterprise to obtain this certificate)
2.Kontrolė kokybė griežtai. Pirmasis leidimas is kokybė patikrinimas on the production line,The second pass is full inspection of the production quality .
3.We have got internationally recognized certificates, ISO, CE, LR,Philippine certificate,also support third-party testing,as SGS, BV, ect.

Populiarus Žymos: hot sale 4x4 galvanized square tubing, made in China, manufacturers, suppliers




