Donghe Metal Product Center Special-shaped copper

304 stainless steel pipe

Stainless steel precision tubing is a tubing material with exceptional performance and wide application. Made from high-quality stainless steel, it offers excellent corrosion resistance, enabling long-term, stable operation in a variety of harsh environments, and resisting erosion from acids, alkalis, moisture, and other factors. Its sophisticated manufacturing process ensures extremely high dimensional accuracy and uniform wall thickness, making it an excellent choice for applications requiring the most demanding tubing.

Company phone: 0769-83775310 83775312

Product Introduction

Stainless steel precision tubing is a tubing material with exceptional performance and wide application. Made from high-quality stainless steel, it offers excellent corrosion resistance, enabling long-term, stable operation in a variety of harsh environments, and resisting erosion from acids, alkalis, moisture, and other factors. Its sophisticated manufacturing process ensures extremely high dimensional accuracy and uniform wall thickness, making it an excellent choice for applications requiring the most demanding tubing.

Stainless steel tubing possesses excellent mechanical properties, boasting high strength and hardness, while also possessing a certain degree of toughness, capable of withstanding significant pressure and tension. Stainless steel precision tubing is found in numerous fields. In the machinery manufacturing industry, it is often used to manufacture components and structural parts for precision instruments. In the medical field, it is used to produce key components for medical devices and equipment, favored for its hygienic and reliable properties. In the chemical industry, its corrosion resistance enables it to adapt to complex chemical environments. In the electronics industry, it also serves as conduit or support structures for some precision electronic equipment.

Product Parameters

Tensile strength σb (MPa) ≥515-1035
Conditional yield strength σ0.2 (MPa) ≥205
Elongation δ5 (%) ≥40
Sectional reduction ψ (%) Cell data
hardness ≤201HBW;≤92HRB;≤210HV
Density (20℃, g/cm3 7.93
Melting point (℃) 1398~1454
Specific heat capacity (0~100℃, KJ·kg-1K-1) 0.50
Thermal conductivity (W·m-1·K-1) (100℃) 16.3, (500℃) 21.5
Linear expansion coefficient (10-6·K-1) 0~100℃) 17.2, (0~500℃) 18.4
Resistivity (20℃, 10-6Ω·m) 0.73
Longitudinal elastic modulus (20℃, KN/mm2) 193

chemical composition

Chemical composition (%)
C Si Mn P S Ni Cr Mo Cu other
304[S30400] ≦0.08 ≦1.00 ≦2.00 ≦0.045 ≦0.030 8.00/10.50 18:00/20:00 - - -