Foshan Xinliheng Oțel inoxidabil Co., Ltd.(佛山市鑫利恒不锈钢有限公司)
Numele produsului: Stainless Steel Pipe
Culoarea produsului: Poate fi eșantionată pentru ajustarea culorii
Product brand: XinLiHeng
Materialele produsului: 201, 304, 316L
Dimensiunile produsului: 19×19, 25×25, 13×25, 25×38, diameter 19, diameter 25
Specificatiile produsului: Personalizat conform desenelor, poate fi personalizat in functie de dimensiunile desenelor
Applicable scenarios: decor, feronerie, echipamente mecanice, bathroom, ustensile de bucătărie, uși
Regarding customization: Customizable with sample making available
Material Comparison Overview
Grad material | Caracteristici cheie | Primary Applications |
304 | General corrosion resistance, cost-effective | Food processing, architectural applications |
316 | Enhanced chloride resistance with molybdenum | Marine environments, chemical processing |
316L | Low carbon content, superior weldability | Pharmaceutical equipment, high-purity systems |
321 | Titanium-stabilized, excellent high-temperature resistance | Heat exchangers, exhaust systems |
Chemical Composition (% by Weight)
Element | 304 | 316 | 316L | 321 |
Carbon (C) | ≤0.08 | ≤0.08 | ≤0.03 | ≤0.08 |
Chromium (Cr) | 18.0-20.0 | 16.0-18.5 | 16.0-18.0 | 17.0-19.0 |
Nickel (Ni) | 8.0-10.5 | 10.0-14.0 | 10.0-14.0 | 9.0-12.0 |
Molybdenum (Mo) | – | 2.0-3.0 | 2.0-3.0 | – |
Titanium (Ti) | – | – | – | 5×C-0.70 |
Silicon (Si) | ≤1.00 | ≤1.00 | ≤1.00 | ≤1.00 |
Manganese (Mn) | ≤2.00 | ≤2.00 | ≤2.00 | ≤2.00 |
Phosphorus (P) | ≤0.045 | ≤0.035 | ≤0.045 | ≤0.045 |
Sulfur (S) | ≤0.030 | ≤0.030 | ≤0.030 | ≤0.030 |
Proprietăți mecanice
Proprietate | 304 | 316 | 316L | 321 |
Rezistență la tracțiune (MPa) | 520-720 | 580-750 | ≥480 | 520-720 |
Limita de curgere (MPa) | ≥215 | ≥290 | ≥177 | ≥205 |
Alungire la 50mm (%) | ≥40 | ≥40 | ≥40 | ≥40 |
Duritate (HRB) | ≤70 | ≤80 | ≤90 | ≤90 |
Duritate (HB) | – | – | ≤187 | – |
Duritate (HV) | – | – | ≤200 | – |
Physical Properties
Proprietate | 304 | 316 | 316L | 321 |
Density (g/cm³) | 7.93 | 8.03 | 7.98 | 7.93 |
Thermal Conductivity (W/m·℃ at 100℃) | 16.2 | 16.3 | 16.3 | 16.2 |
Coefficient of Thermal Expansion (10⁻⁶/℃, 0-100℃) | 17.2 | 16.0 | 16.0 | 17.0 |
Modulus of Elasticity (GPa) | ~193 | ~193 | 193 | ~193 |
Operating Temperature Range (℃) | -196~870 | -196~870 | -196~870 | -270~870 |
Manufacturing Standards & Dimensions
Specification | Seamless Pipe | Welded Pipe |
Outer Diameter Range | 6mm – 762mm | 12.7mm – 4800mm |
Wall Thickness Range | 1mm – 40mm | 1mm – 50mm |
Length Range | 4m – 30m | 4m – 30m |
International Standards | ASTM A312, ASTM A269, JIS G 4303, DIN | ASTM A312, ASTM A269, JIS G 4303, DIN |
Surface Treatment Options
Treatment Type | Descriere | Typical Applications |
Annealed & Pickled | Matte finish, excellent corrosion resistance | Chemical processing, industrial piping |
Bright Annealed (BA) | Netezi, reflective surface | Food & beverage, pharmaceutical |
Polished | Various grades (2B, 4K, 6K, 8K) | Arhitectural, decorative applications |
Sandblasted | Uniform matte texture | Industrial equipment, non-reflective applications |
Quality Certifications
- ISO 9001:2015 Quality Management System
- ASTM, JIS, DIN standard compliance
- SGS/BV material verification reports
- 100% Hydrostatic or Eddy Current Testing
- Complete material traceability documentation
Note: Custom dimensions and specifications available upon request. Contact technical support for material selection guidance based on specific application requirements.
