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304 Stainless Steel Pipe

Stainless steel 304 pipe has excellent tensile strength as well as toughness, even when these pipes have been exposed to low temperatures. Stainless steel 304 welded pipe not only exhibits good resistance to atmospheric corrosion, but also to food as well as beverages and many organic and inorganic chemicals. astm a312 tp304 seamless and SS 304 ERW pipe can withstand corrosion to the aforementioned media, even in moderately oxidizing and moderately reducing environments.

Reference Price: $1,199.00-$1,499.00
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304 Stainless Steel Pipe Brief Introduction

Stainless steel 304 pipe has excellent tensile strength as well as toughness, even when these pipes have been exposed to low temperatures. Furthermore, stainless steel 304 welded pipe not only exhibits good resistance to atmospheric corrosion but also to many organic and inorganic chemicals. ASTM A312 TP304 seamless and SS 304 ERW pipe can withstand corrosion to the media above, even in moderately oxidizing and moderately reducing environments.

304 Stainless Steel Pipe Specification

Acceptance Criteria Specifications Wall Thickness Length Surface
GB/T 14976
GB 13296
ASTM A312
ASTM A213
JIS G3459
NE 10216
DN 10,DN 90,DN 400,DN 15,DN 100,DN 450,DN 20,DN 25,DN 32,DN 40,DN 50,DN 65,DN 125,DN 150,DN 200,DN 250,DN 300,DN 500,DN 550,DN 600,DN 700,DN 800,DN 8O,DN 350,DN 900,DN 1000 Sch 5s,
Sch 10s,
Sch 40s,
Sch 80s,
Sch 120,
Sch 160,
Variable length

Pickling​,Passivation​Titanium/Zirconium Coating ,Electrolytic Polishing,​Anodizing Anti-Fingerprint Coating,​Ceramic Coating,​Polishing,​Sandblasting,​Brushing

Quality and Certification

The product complies with national standards (e.g., GB/T 14976) or international certifications (e.g., ASTM, JIS). This ensures that its corrosion resistance and mechanical properties meet the specified requirements.
Material certificates and third-party test reports must be provided.

Customization Services

  • Specification Customization: Pipe diameter, wall thickness, and length can be adjusted according to project requirements (e.g., standard 6-meter sections or custom cuts).
  • Surface Treatment: Processes such as acid washing, passivation, and polishing are available to meet aesthetic and hygiene standards across various industries.
  • Packaging and Transportation: Moisture-proof and impact-resistant packaging is required, with support for bulk container shipments or batch deliveries.

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Mechanical Properties Of 304 Stainless Steel Pipe

Grade Tensile Strength (MPa) min Yield Strength 0.2% Proof (MPa) min Elongation (% in 50mm) min Hardness
Rockwell B (HR B) max Brinell (HB) max
304 Stainless Steel 515 205 40 92 201

 

304 Stainless Steel Pipes Physical Properties

Grade Density (kg/m3) Elastic Modulus (GPa) Mean Coefficient of Thermal Expansion (m/m/0C) Thermal Conductivity (W/m.K) Specific Heat 0-1000C (J/kg.K) Electrical Resistivity (n.m)
0-1000C 0-3150C 0-5380C at 1000C at 5000C
304 Stainless Steel 8000 193 17.2 17.8 18.4 16.2 21.5 500 720
Specification Parameters
Basic Information

Roughness Of 304 Stainless Steel Pipe

Surface features Surface roughness (Ra) value Examples of processing methods
Clearly visible knife marks Ra100, Ra50, Ra25 Rough turning, rough planing, rough milling, drilling
Slightly seen knife marks Ra12.5, Ra6.3, Ra3.2 Fine turning, fine planing, fine milling, rough hinge, rough grinding
No visible processing marks Ra1.6, Ra0.8, Ra0.4 Fine turning, fine grinding, fine hinge, grinding
Dark glossy surface Ra0.2, Ra0.1, Ra0.05 Grinding, honing, super-fine grinding, polishing

 

Aisi 304 Stainless Steel Pipe Tolerance

SS 304 Pipe OD AISI 304 Seamless Pipe Tolerance
4 to 35mm +/- 0.08mm
35 to 38mm +/- 0.15mm
38 to 60mm +/- 0.20mm
60 and above +/- 0.25mm

 

Stainless Steel 304 Pipe Equivalent Grades

Grade UNS No Old British Euronorm Swedish SS Japanese JIS GOST
BS En No Name
304 Stainless Steel S30400 304S31 58E 1.4301 X5CrNi18-10 2332 SUS 304 08Х18Н10
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304 Stainless Steel Pipe