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Help CenterBest Price Square Tube ,10#-45# Hollow Section,rectangular Good Reputation
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Standard: BS, JIS, BS 1387, BS 4568, BS 6323, BS EN 10297, BS EN10296, JIS G3444-2006, JIS G3446-2004, JIS G3456-2004, JIS G3459-2004, JIS G3465-2006
Grade: 10#-45#, A53-A369, API J55-API P110, ST35-ST52, STBA20-STBA26, STPA22-STPA26, 10#, 20#, 45#, A192, A333, A335 P91, A53(A,B), API L80, St37, STBA24, STPA22, STPA25
Thickness: 1 - 200 mm Outer Diameter: 6 - 1240 mm
Length: 6-12m,or according to requirement Section Shape: Round
Place of Origin: Tianjin, China (Mainland) Surface Treatment: Galvanized or Black carbon
Special Pipe: API Pipe Packing: in bundle or according to requirement
Technique:Cold Rolled or ERW
Application: Structure Pipe, Boiler, oil pipeline
Product name |
SSAW spiral pipe |
Production technique |
welded |
Outer diameter |
200---2050 mm |
thickness |
5---56 mm |
Length |
5---12m |
usage |
Natural gas pipeline, water supply lines,steel structure, chemical, air conditioning,etc. |
Standard |
ASTM, A53, BS, GB |
Material |
Q235 Q345 L245 L290 L360 L450 |
Quality |
First grade |
others |
1. special design according to your requirements. 2. anti- corrosion and high temperature resistant with blank painting. 3. all the production process are made under the ISO 9001:2000 strictly. |
| Mechanical Property | |||
| Grade | Yield Strength | Tensile Strength | Elongation |
| σs MPa | σb MPa | δ5 % | |
| Q235B | 235 | 375-500 | ≥25 |
| Q235B Chemical Component | |||
| C | Si | Mn | S |
| 0.17~0.22% | ≤0.35% | 0.3~0.7% | ≤0.045% |
| P | Cr | Ni | Cu |
| ≤0.045% | ≤0.030% | ≤0.030% | ≤0.030 % |
| Standard No. | Name of standard | Standard type |
| API Spec 5L | Line pipe and steel pipe standard |
Spiral seam double surface submerged arc steel pipe |
| GB/T 9711.1-1997 |
Delivery of petroleum and natural gas industrial transportation steel pipe Technical conditions PartⅠGrade-A Steel pipe |
Spiral seam double surface submerged arc steel pipe |
| GB/T 9711.2-1999 |
Delivery of petroleum and natural gas industrial transportation steel pipe Technical conditions |
Spiral seam double surface submerged arc steel pipe |
| SY/T5037-2000 |
Spiral submerged arc welding steel pipe for low-pressure fluid delivery pipe |
Spiral seam double surface submerged arc steel pipe |
Steel strap in bundles, seaworthy wooden cases ,waterproof paper and as your require.
Henan Liaison Import&Export Co., Ltd (LIAISONSTEEL)was established in 2009,after 5 years development, our company have a mature export system. From the beginning of selling steel plates and pipes,then steel products’ primary processing which cover steel plate’s cutting,splitting, the pipe’s bending, until now we can do the steel fabrication on 680mm thick plate,customer’s high requirements improved LIAISONSTEEL’s growing. Because our qualified products and a timely delivery,we became a steel plate fabrication cooperator with customer from Africa, Australia, Singapore, Thailand and several countries from South America.
Our superiority:
Supplying abroad standard ASTM,EN,JIS steel plate and pipes.
Supplying plant construction materials such as H beam,I beam, U beam,C channel.
Supplying large-scale section’s welding.
Supplying clad steel plate.
Supplying steel plate or pipes’ fabrication be used for heavy equipment, water power station’s gate, industry mould, working table of machine tool,parts.
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