Tianjin Tianyingtai Steel Pipe Co., Ltd. is one of the most credible manufacturers and suppliers of 4 inch black iron pipe in China. Welcome to consult the quotation and import cheap 4 inch black iron pipe made in China here from our factory.
18 Years manufacture of steel pipe
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Place of origin |
Tianjin,China |
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MOQ |
28 tons |
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Thickness |
1mm-200mm |
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Width |
1000mm-3000mm |
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Length |
1000mm-12000mm |
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Standard |
AISI,ASTM,BS,DIN,JIS,GB,etc |
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Grade |
A572,A573,A633,A678,A709,A710,G3101,G3136,etc |
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Tpye |
Steel plate |
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Surfacing |
Coated,galvanized,black bared |
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Productive Technology |
Hot Rolled & Cold Rolled |
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Port |
TIANJIN |
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Payment Terms |
L/C,T/T |
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Delivery |
15-25 days after deposit or according to customers' quantity |
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Packing |
standard seaworthy export packing or as the request of customers |
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.
13.Deformed steel bar
14.Hot rolled& cold rolled steel sheet/coil in black,galvanized,color coated surface.
Product Application
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Five Promises:
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.
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Quality Inspection:
1.Our factory has its own "experimental testing center".CNAS Laboratory Accreditation Certificate (the second private enterprise to obtain this certificate)
2.Control quality strictly.The first pass is the quality inspection 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.
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