Before exploring the ASMESA249 TP304 stainless steel welded pipe in depth, we first need to understand the material science principle behind it, the value of industrial applications, and its unique position in modern manufacturing. ASMESA249 TP304, as the leader in the stainless steel series, with its excellent corrosion resistance, good processability and wide applicability, plays an irreplaceable role in many fields such as petroleum, chemical, food processing, pharmaceutical and Marine engineering.
Specification for welded austenitic steel tubes for boilers, superheaters, heat exchangers and condensers
The product shall comply with the requirements of TSG D7002 pressure pipeline element type test rules.
Chemical composition of TP304 stainless steel welded pipe: carbon C: ≤0.08, Silicon Si ≤1.00, Manganese Mn 18.00~11.00, Phosphorus p: ≤0.045, sulfur S: ≤0.030, nickel Ni 8.00-11.00, Chromium Cr: 18.00-20.00
Mechanical properties of TP304 stainless steel pipe: tensile strength ≥520Mpa, yield strength ≥210Mpa, elongation (heat treatment) ≥35%, elongation (non-heat treatment) ≥25%
Product specifications: Outer diameter 57mm~114mm, wall thickness 1.2~3.0
Production method: welding, delivery status: Heat treatment + instant-boiled.
Before exploring the ASMESA249 TP304 stainless steel welded pipe in depth, we first need to understand the material science principle behind it, the value of industrial applications, and its unique position in modern manufacturing.
### Material properties analysis
ASMESA249 TP304 stainless steel welded pipe, its core material is 304 stainless steel, also known as 18/8 stainless steel, meaning that it contains about 18% chromium (Cr) and 8% nickel (Ni), these two elements are the key to giving stainless steel corrosion resistance. Chromium can form a dense oxide film on the metal surface, effectively preventing the intrusion of oxygen and other corrosive media; Nickel can improve the toughness and resistance to thermal stress corrosion of stainless steel. In addition, TP304 stainless steel also contains a small amount of carbon (C), silicon (Si), manganese (Mn) and other elements, these elements interact through complex metallurgical processes, together constitute the unique material properties of TP304.
### Industrial applications and advantages
ASMESA249 TP304 stainless steel welded pipe can be widely used in many industrial fields, mainly due to its advantages in the following aspects:
1. Excellent corrosion resistance ** : Whether in the face of acid and alkali solution, salt spray environment or seawater erosion, TP304 stainless steel welded pipe can show excellent corrosion resistance to ensure long-term stable operation of equipment.
2. ** Good processing performance ** : The material is easy to cut, bend and weld, easy to process into a variety of complex shapes to meet different engineering needs.
3. ** High strength and toughness ** : While ensuring corrosion resistance, TP304 stainless steel welded pipe also has high strength and good toughness, and can withstand certain mechanical stress and impact.
4. ** Health and safety ** : non-toxic, tasteless, smooth surface is not easy to accumulate scale, in line with food grade and medical grade standards, widely used in food processing, pharmaceutical and other industries.
5. Economic and environmental protection: Although the initial investment cost is high, it has a high economy in the long run due to its long life, low maintenance costs and recyclable characteristics. At the same time, stainless steel materials belong to green environmental protection materials and meet the requirements of sustainable development. ASMESA249 TP304, as the leader in the stainless steel series, with its excellent corrosion resistance, good processability and wide applicability, plays an irreplaceable role in many fields such as petroleum, chemical, food processing, pharmaceutical and Marine engineering.
