DIN 1630 St 44.4 Seamless Carbon Steel Pipe
GNEE is an experienced boiler and pressure pipe supplier and can provide you with DIN 1630 carbon steel pipes in all grades and size ranges.
Carbon steel DIN 1630 St 44.4 pipes are also called mild steel pipes. Although not as hard as high carbon steel pipes, they are more cost-effective and weldable.DIN 1630 St 44.4 seamless precision steel pipes are designed to meet the requirements of high temperature applications
DIN 1630 St 44.4 structural pipes are made of higher grade carbon structural steel and have superior strength characteristics than DIN 1630 St 37.4 seamless pipes, enabling them to be used in more demanding engineering applications. DIN 1630 St 44.4 carbon steel pipes are used for parts of mechanical structures such as pressure vessels and pipes, axles and drive components.
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DIN 1630 St 44.4 Boiler Tubes Product specification
DIN 1630 St 44.4 seamless boiler tubes Chemical Properties
| Carbon | Silicon | Manganese | Phosphorous | Sulphur | Others |
|---|---|---|---|---|---|
| 0.20 | 0.35 | 0.40 | 0.04 | 0.04 | 0.020 |
DIN 1630 St 44.4 carbon steel boiler tubes Mechanical Properties
| Tensile Strength | Elongation A5 min | |
|---|---|---|
| MPa min | MPa min | Percentage |
| 420 | 550 | 21 |
DIN 1630 St 44.4 Low carbon seamless tubes

Why choose us
Gnee is one of the professional manufacturers in China, exporting accessories and steel productsgnee is committed to providing customers with the highest quality products and the most sincere service. Main markets are from 60 countries.
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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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