Carbon Steel BS 3059 GR. 320 Boiler Tubes
GNEE is one of the leading manufacturers, suppliers and exporters of BS 3059 Seamless Carbon Steel Tubes, these products use high quality materials.
BS 3059 GR. 320 Seamless Tubes are made by cold rolling or cold drawing with high breaking strength. Popular in various industries for its mechanical and physical properties, with a tensile strength of 320 to 480mpa.
BS 3059 GR. 320 Boiler Tubes have high creep strength even at high temperatures. It has good corrosion resistance in moderately corrosive environments. BS-3059 GR. 320 Seamless Pipes are recommended for applications such as transportation of fuels, gases and pressures, power plants, high temperature boiler tubes.
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BS-3059 GR. 320 Carbon Steel Boiler Tubes Product specification
Chemical Composition of BS-3059 GR. 320 Heat Exchanger Tubes
| Carbon | Silicon | Manganese | Phosphorous | Sulphur | Molybdenum | Nickel | Chromium | Copper | Others |
| max 0.16 | 0.10-0.35 | 0.30-0.70 | 0.04 | 0.04 | – | – | – | – | – |
BS-3059 GR. 320 Tube Mechanical Properties
| Yield Strength | Tensile Strength | Elongation A5 min | |||
| MPa min | ksi min | MPa min | MPa min | ksi min | Percentage |
| 320 | 480 | – | 25 | ||
BS 3059 GR. 320 Seamless Carbon Pipe

Why choose us
Gnee has 14 steel production lines, 10 processing equipment for processing, bending, painting, heat treatment, cutting, drilling, beveling, tempering, surface treatment, complete testing equipment and strong technical force. The annual production capacity is more than 60,000 tons.
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FAQ
1. How do we ensure quality?
There are always pre-production samples before mass production;
Always do final inspection before shipment.
2. What can you buy from us?
Seamless Steel Pipe Carbon Steel Seamless Steel Pipe, Alloy Seamless Pipe, Stainless Steel Pipe, Black Seamless Pipe Precision seamless tube.
3. Why should you buy from us instead of other suppliers?
The factory covers an area of nearly 60,000 square meters and has processing equipment such as large shears, circular shears, straighteners, annealing furnaces, and punching and shearing lines.
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