Size:
Round Section
OD(Outer Diameter) 16-114mm
WT(Wall Thickness) 0.7-2.5mm
Square/Rectangular Section
OD(Outer Diameter) 10*20-100*100mm
WT(Wall Thickness) 0.7-2.5mm
Length:as client's requirements
Zinc Coated
• Pre-galvanized:Z40-20g/m2
• Hot dip galvanized:Z200-520g/m2
Standard:
BS1387,EN10297,BS6323,BSEN10217,GB/T13793-1992,GB/T14291-2006,
GB/T3091-1993,GB/T3092-1993,GB3640-88,ASTM A53/A36,EN39/EN10219,
API 5L,GB/T9711.1-99 etc
Products Material:
GB/T 700:            Q195-Q420 Series
JIS G3101:           SS400-SS540 Series
EN10025:             S235JR-S355JR Series
DIN EN10025:     ST Series
ASTM/A29M:      A36-A992 Series
ASTM/A29M:      Gr50 Series
Q195 → Grade B, SS330,SPHC, S185
Q215 → Grade C,CS Type B,SS330, SPHC
Q235 → Grade D,SS400,S235JR,S235JO,S2a35J2
Q345 → SS500,ST52
Technique:
• Electronic Resistance Welded (ERW )
• Electronic Fusion Welded (EFW)
Ends:
• Plain
• Beveled
• Thread(screw) with coupling or cap
End protector:
• Plastic pipe cap
• Iron protector
Surface Treatment
• Bared
• Black Painted (varnish coating)
• Pre-Galvanized and hot dipped Galvanized
• Transparent oil,rust-proof black oil
Inspection:
With Hydraulic Testing, Eddy Current , Infrared Test
Class A test pressure:4.83MPa-13.10Mpa

Package:
• Big OD:in bulk
• Small OD:packed by steel strips
• Woven cloth with 7 slats
• Plastic bags
• As per customer's option
Delivery:
• Container
• Bulk Cargo

Tianjin Hongxin International Trade Co.,Ltd

Our company was founded in 2004, is a comprehensive steel manufacturer integrating production, processing and trade all in one. The company's premises are located in the place of industry strategic importance in shengfang of Hebei Province. enjoying the convenient traffic and occupying an advantageous location,the company covers an area of 30,000 square meters, construction area of 7,500 square meters, more than 200 employees. Our company now owns 15 ERW steel pipe production lines and 6 special precision steel pipe production lines., and can reach the annual production capacity of 1000,000 tons.
The company actively develops diversified operations, forming a production system with galvanized welded pipes and galvanized pipes as flagship products and covering precision steel pipe,black Strip,galvanized belt, Bright Strip, Black Pipe, Bright pipe, light gage steel Keel, and all kinds of different round Square and special pipes forming a whole producing system.Our products have sold abroad more than 30 countries in different continent including Canada , Singapore, Turkey and so on. we established the trade sale center in Tianjin in order to expand the market and serve to the customers abroad.
Tianjin Hongxin international trade co; Ltd is making close connection with multiple platforms and multi channels. to do the sales promotion. The company is operating in good faith, the purpose of serving customers warmly .we are looking forward to establish business relationship with partners around the world of win-win cooperation.FOR YOUR BEST ,WE DO BEST !

1. We have our own factory.
2. Factory was founded in 2004,it is an old factory.
3. Price is lower 20USD per ton than other suppliers.
4. Quality is good.
5. We have large stock so that we delivery soon.

• Your inquiry related to our product & price will be replied within 24hours.
• Well-trained & experienced staff are to answer all your inquiries professional in English of course.
• Working time: 8:00am - 5:30pm, Monday to Friday.
• OEM is highly welcomed. We have strong R&D team here to help.
• Your business relationship with us will be confidential to any third party.
• Good after-sale service offered, please get back if you got question.  

★★★★★★★★★★★★★★ Wecome to inquiry!★★★★★★★★★★★★★★