Food Grade Duplex Stainless Steel Pipe Tube Price for Oil and Chemical
Factors Affecting the Price of Food Grade Duplex Stainless steel Pipe Tubes Food grade duplex stainless steel pipe tubes are essential components in various industries, particularly in the oil and…
Factors Affecting the Price of Food Grade Duplex Stainless steel Pipe Tubes
Food grade duplex stainless steel pipe tubes are essential components in various industries, particularly in the oil and chemical sectors. These tubes are known for their high Corrosion resistance, strength, and durability, making them ideal for transporting fluids and gases in harsh environments. However, the price of food grade duplex stainless steel pipe tubes can vary significantly depending on several factors.
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| Tensile and Hardness Requirements | |||||||||
| Grade | Yield Strength MPa | Tensile Strength | Hardness a,c | Specified Wall thickness | Allowable Hardness Variation b | ||||
| Type | Total Elongation Under Load | min MPa | max | ||||||
| min | max | HRC | HBW | mm | HRC | ||||
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 |
| H40 | — | 0.5 | 276 | 552 | 414 | — | — | — | — |
| J55 | — | 0.5 | 379 | 552 | 517 | — | — | — | — |
| K55 | — | 0.5 | 379 | 552 | 655 | — | — | — | — |
| N80 | 1 | 0.5 | 552 | 758 | 689 | — | — | — | — |
| N80 | Q | 0.5 | 552 | 758 | 689 | — | — | — | — |
| R95 | — | 0.5 | 655 | 758 | 724 | — | — | — | — |
| l80 L80 | 1 | 0.5 | 552 | 655 | 655 | 23 | 241 | — | — |
| L80 | 9Cr 13Cr | 0.5 | 552 | 655 | 655 | 23 | 241 | — | — |
| 0.5 | 552 | 655 | 655 | 23 | 241 | — | — | ||
| C90 | 1 | 0.5 | 621 | 724 | 689 | 25.4 | 255 | £12.70 | 3 |
| 12.71 to 19.04 | 4 | ||||||||
| 19.05 to 25.39 | 5 | ||||||||
| ³ 25.40 | 6 | ||||||||
| T95 | 1 | 0.5 | 655 | 758 | 724 | 25.4 | 255 | £12.70 | 3 |
| 12.71 to 19.04 | 4 | ||||||||
| 19.05 to 25.39 | 5 | ||||||||
| ³ 25.40 | 6 | ||||||||
| C110 | — | 0.7 | 758 | 828 | 793 | 30 | 286 | £12.70 | 3 |
| 12.71 to 19.04 | 4 | ||||||||
| 19.05 to 25.39 | 5 | ||||||||
| ³ 25.40 | 6 | ||||||||
| P110 | — | 0.6 | 758 | 965 | 862 | — | — | — | — |
| Q125 | 1 | 0.65 | 862 | 1034 | 931 | b | — | £12.70 | 3 |
| 12.71 to 19.04 19.05 | 4 | ||||||||
| 5 | |||||||||
| a In case of dispute, laboratory Rockwell C hardness testing shall be used as the referee method. | |||||||||
| b No hardness limits are specified, but the maximum variation is restricted as a manufacturing control in accordance with 7.8 and 7.9. | |||||||||
| c For through-wall hardness tests of Grades L80 (all types), C90, T95 and C110, the requirements stated in HRC scale are for maximum mean hardness number. | |||||||||
One of the primary factors that affect the price of food grade duplex stainless steel pipe tubes is the grade of stainless steel used in their construction. Duplex stainless steel is a family of stainless steels that have a two-phase microstructure consisting of both austenitic and ferritic phases. The composition of these phases can vary, with different grades offering varying levels of corrosion resistance, strength, and other properties. Higher grades of duplex stainless steel, such as 2205 or 2507, are more expensive due to their superior performance characteristics.
Another factor that influences the price of food grade duplex stainless steel pipe tubes is the size and thickness of the tubes. Larger Diameter tubes and thicker walls require more Material and more complex manufacturing processes, which can drive up the cost of production. Additionally, the Length of the tubes can also impact the price, as longer tubes require more material and may incur higher transportation costs.
The surface finish of food grade duplex stainless steel pipe tubes can also affect their price. Tubes with a polished or brushed finish are more expensive than those with a standard mill finish due to the additional processing required to achieve the desired surface quality. The level of surface finish required will depend on the specific application of the tubes, with industries such as food and pharmaceuticals typically requiring a higher level of surface finish to meet hygiene and cleanliness standards.
The quantity of food grade duplex stainless steel pipe tubes ordered can also impact the price. Manufacturers often offer discounts for bulk orders, as larger quantities allow for economies of scale in production and transportation. Additionally, ordering custom sizes or specifications may incur additional costs, as these require special tooling and processing.
The availability of raw materials can also influence the price of food grade duplex stainless steel pipe tubes. Fluctuations in the prices of nickel, chromium, and other alloying elements used in duplex stainless steel can impact the overall cost of production. Additionally, geopolitical factors, such as trade tariffs or sanctions, can disrupt the supply chain and lead to price volatility.
In conclusion, the price of food grade duplex stainless steel pipe tubes is influenced by a variety of factors, including the grade of stainless steel, size and thickness, surface finish, quantity ordered, and raw material availability. Understanding these factors can help buyers make informed decisions when purchasing duplex stainless steel pipe tubes for their oil and chemical applications. By considering these factors and working with reputable Suppliers, buyers can ensure they are getting the best value for their investment in High-Quality stainless steel Tubing.
