GB 5310 20MnG Seamless pipe
20MnG steel pipe is a type of steel pipe commonly used in high temperature and high pressure applications, commonly used in boilers, heat exchangers and other high temperature and high pressure equipment.
Gnee Steel (Tianjin) Co., Ltd. is one of the most reliable manufacturers and suppliers of gb 5310 20mng seamless pipe in China, also supports customized service with low price. Welcome to wholesale discount gb 5310 20mng seamless pipe for sale here from our factory. Contact us for free sample.
GB 5310 20MnG Seamless pipe
The chemical composition of 20mnG steel pipes includes but is not limited to carbon C, silicon Si, manganese Mn, phosphorus P, sulfur S, chromium Cr, nickel Ni and copper Cu. The contents of these elements in the chemical composition vary, with carbon ranging from 0.17 to 0.24, silicon ranging from 0.17 to 0.37, and manganese ranging from 0.7 to 1.00. In addition, the content of phosphorus and sulfur does not exceed 0.03 and 0.03 respectively, the content of chromium does not exceed 0.15, the content of nickel does not exceed 0.25, and the content of copper does not exceed 0.20. The 20mnG boiler tube performs well in terms of mechanical properties, and its tensile strength ≥ 415MPa, yield limit ≥240MPa, elongation ≥22%.
Product Properties
Chemical composition of GB 5310 20MnG
| Steel Pipe | Chemical Composition(%) | |||||||||
| C | Si | Mn | Cr | Mo | V | Ni | Cu | P | ||
| Max | ||||||||||
| 20MnG | 0.17～0.23 | 0.17～0.37 | 0.70～1.00 | ≤0.25 | ≤0.15 | ≤0.08 | ≤0.25 | ≤0.20 | 0.025 | |
Mechanical properties of GB 5310 20MnG
| Steel Pipe | Tensile properties | Impact energy(Akv)，J | Hardness | |||||||
| Tensile strength (MPa) |
Yield Strength (MPa) |
Elongation % |
Portrait | Landscape | A | B | C | |||
| HBW | HV | HRC | ||||||||
| Portrait | Landscape | |||||||||
| Max | Min | |||||||||
| 20MnG | ≥415 | 240 | 22 | 20 | 40 | 27 | — | — | — | |
GB 5310 20MnG high pressure seamless boiler tubes
Company Advantage
gnee has many years of experience in exporting products to all over the world and can provide high quality products!There are 5,000 tons of inventory and strong funds. In addition, we provide 24-hour service. With the most convenient transportation and timely delivery. Provide competitive prices and best service.
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FAQ
Q.Can you provide samples?
A. Yes, free samples are available for regular sizes, but buyers need to pay the shipping cost.
Q.Can you arrange delivery for us?
A. Yes, we have appointed sea and railway freight forwarders, we get the best price and earlier shipment and professional service.
Q.What is DIN 2448?
A.DIN 2448 is a standard that gives specifications for seamless carbon steel pipes and tubes including conventional masses per unit length, dimensions, couplings in addition to weights.
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