Basic Info.
Model NO.
                             011
                         Items
                             Square Rectangular Steel Tube
                         Square Tube
                             20X20mm-500X500mm
                         Rectangular Tube
                             20X40mm-400X600mm
                         Wall Thickness
                             0.5mm-20.0mm
                         Length
                             5.8m, 6.0m, 1-12.0m
                         Process Type
                             Punching, Bending, Painted
                         Business Type
                             Manufacturer & Exporter
                         End
                             Plain
                         Surface
                             Black, Color Painting, Galvanized
                         Transport Package
                             Bundled in Steel Strips, or as Your Indication
                         Specification
                             ASTM A500 ASTM A36 Size From 15*15 to 400*400mm
                         Trademark
                             Youfa
                         Origin
                             Tianjin, China
                         HS Code
                             7306610000
                         Production Capacity
                             200, 000 Tons/Year
                         Product Description
                                ASTM A500 Gr. A/Gr. B/Gr. C Square Steel black Tubing Rectangular black steel Tubing for Guard Bar, Fencing, Structural Construction
Size:
   
Square pipe: 20x20 - 500x500mm
Rectangular pipe: 20x40 - 400x600mm
Spiral pipe: diameter 219-1420mm
Round pipe: 1/2" - 20"
   
Wall Thickness: 0.6-14mm
Length: 2-12m according to customers' requirements
Zinc coating: 275-600g/m² standard
Type: welded pipe/seamless pipe/cold drawn seamless tube
Technique: electronic resistance welded (ERW)
HS code: 7306610000
   
Standards:
ASTM A53, BS1387, DIN2440
SGS, ASTM-A53A, BS1387-1985
GB/T3091-2001, GB/T8162, GB/T8163:10#, 20#, 35#, 45#
16MN(Q345B)GR. A, GR. B, GR. C
ASTM A106 GR. A, GR. B, GR. C
API 5L A B X42, X46, X52, X60, X65, X70, X80
Certificates: API 5L, API 5CT, ISO, CE
   
Material
Q195→grade B, SS330, SPHC, S185
Q215→grade C, CS Type B, SS330, SPHC
Q235→grade D, SS400, S235JR, S235JO, S235J2
   
Surface treatment:
1) Bared
2) Black painted (varnish coating)
3) Galvanized
4) With oiled
5) As per request
   
Remarks:
1) Payment term: T/T, L/C
2) Trade terms: FOB/CFR/CIF
3) Minimum quantity of order: 10MT
4) Delivery period: 10 to 30 days
   
Section shape: round/square/rectangular
Object classification: decorative square tube, square tube machine tools, industrial machinery square pipe, chemical pipe, steel square tube, square tube shipbuilding, automotive square tube, square tube steel beams, special purpose square tube
   
End finish:
Plain/plastic caps, punching, galvanized steel pipes
   
End protector:
1) Plastic pipe cap
2) Iron protector
3) As per request
Properties of products: hot galvanized square tube has good strength, toughness, ductility and welding process performance and have good ductility, its alloy layer and the steel base firmly attached, so hot galvanized square tube can be cold-rolled, brushed, bending and other forming without damaging
   
Usage:
Steel construction, mechanical, manufacturing, construction, automobile manufacturing, shipbuilding, electricity and more
   
                   
      
   
Production show
    
   
   
    
   
   
    
   
   
Company's information: 
   
Thanks for reviewing our website. Warmly welcome you send your inquiry to us.
   
   
                      
             Size:
Square pipe: 20x20 - 500x500mm
Rectangular pipe: 20x40 - 400x600mm
Spiral pipe: diameter 219-1420mm
Round pipe: 1/2" - 20"
Wall Thickness: 0.6-14mm
Length: 2-12m according to customers' requirements
Zinc coating: 275-600g/m² standard
Type: welded pipe/seamless pipe/cold drawn seamless tube
Technique: electronic resistance welded (ERW)
HS code: 7306610000
Standards:
ASTM A53, BS1387, DIN2440
SGS, ASTM-A53A, BS1387-1985
GB/T3091-2001, GB/T8162, GB/T8163:10#, 20#, 35#, 45#
16MN(Q345B)GR. A, GR. B, GR. C
ASTM A106 GR. A, GR. B, GR. C
API 5L A B X42, X46, X52, X60, X65, X70, X80
Certificates: API 5L, API 5CT, ISO, CE
Material
Q195→grade B, SS330, SPHC, S185
Q215→grade C, CS Type B, SS330, SPHC
Q235→grade D, SS400, S235JR, S235JO, S235J2
Surface treatment:
1) Bared
2) Black painted (varnish coating)
3) Galvanized
4) With oiled
5) As per request
Remarks:
1) Payment term: T/T, L/C
2) Trade terms: FOB/CFR/CIF
3) Minimum quantity of order: 10MT
4) Delivery period: 10 to 30 days
Section shape: round/square/rectangular
Object classification: decorative square tube, square tube machine tools, industrial machinery square pipe, chemical pipe, steel square tube, square tube shipbuilding, automotive square tube, square tube steel beams, special purpose square tube
End finish:
Plain/plastic caps, punching, galvanized steel pipes
End protector:
1) Plastic pipe cap
2) Iron protector
3) As per request
Properties of products: hot galvanized square tube has good strength, toughness, ductility and welding process performance and have good ductility, its alloy layer and the steel base firmly attached, so hot galvanized square tube can be cold-rolled, brushed, bending and other forming without damaging
Usage:
Steel construction, mechanical, manufacturing, construction, automobile manufacturing, shipbuilding, electricity and more
| Commodity | Youfa brand Steel Tube | ||
| Size | 20x20--500x500mm (square tube) | 20x40--400x600mm (rectangular tube) | |
| Wall thickness | 0.5-20mm | ||
| Length | 5.8m/6m or based on your request | ||
| Standard | ASTM A500 and so on (the Chinese material can be Q195,Q235Q345) | ||
| Surface | Black, or Galvanized and Oiled to prevent the rust | ||
| End finish | Plain end | ||
| Usage | construction, building material | ||
| Packing | In bundles, packed in woven bag or as your request. | ||
| Shipment | by bulk or load into 20ft / 40ft containers | ||
| Delivery time | Within 20days or as your request | ||
| Payment Terms | T/T or L/C at sight | ||
Production show
 
    
    
   Company's information:
 
   Tianjin Youfa Steel Pipe Group Co. was founded on July 1st,2000,with the headquarters located at the largest steel pipe production base in China-Daqiuzhuang Village,Tianjin City;
- produced over 15million tons of various steel pipes in 2017;
- The largest welded steel pipe manufacturer in the world, Production and Sales No.1 for 13 consecutive years in China. Products exported to over 86 countries and regions,the Top 500 Enterprises in China;
- has formed four production bases in Tianjin City, Tangshan City, Handan City and Shanxi Province;
- Tianjin Youfa International Trade Co., is a subsidiary of YOUFA Steel Pipe Group,located in Tianjin City.Company has 55 professional talents. In order to provide personalized service for foreign businessmen, we have opened a processing factory of 10,000 square meters;
- Products cover ERW Steel Pipe, Hot Dipped Galvanized Steel Pipe, Square and Rectangular Steel Pipe,Steel Pipe of Lining Plastic,Plastic-coated Steel Pipe, Spiral Steel Pipe, Highway Materials
TOP 500 ENTERPRISE IN CHINA
PRODUCTION LINE
Certificates:
Tianjin Youfa Steel Pipe Group Co., have acquired certificates of API 5L/5CT, ISO9001, ISO14001, ISO18001, EN10219, FPC and UL / FM quality system.
PACKING & SAFETY DELIVERY
STRICT INSPECTION

Thanks for reviewing our website. Warmly welcome you send your inquiry to us.
