STAINLESS STEEL TANK
设计标准：GB 150.1~4-2011《压力容器》 | TSG 21-2016《固定式压力容器安全技术监察规程》
设计标准：GB 150.1~4-2011《压力容器》 | TSG 21-2016《固定式压力容器安全技术监察规程》
Design Standards: ASME Section VIII Div.1 | PED 2014/68/EU Annex I
Process | Parameters | Critical Controls |
Plate Preparation | Sandblasting Sa2.5 + Acetone degreasing | Surface roughness Ra=0.8~1.6μm |
Shell Forming | Cold rolling (thickness≤40mm) | Out-of-roundness ≤0.5% D |
Welding | Automatic GTAW + SAW | Filler: ER308L/ER316L, interpass temp ≤150℃ |
Surface Finish | Pickling & Passivation / Electropolishing | Passive film ≥10nm, Ra≤0.4μm (pharma grade) |
Component | Design Standard | Typical Configuration |
Shell/Heads | Vertical: 2:1 SE (ASME) | Thickness 3~30mm (corrosion allowance 1~3mm) |
Supports | Lug (MSS SP-58) | Seismic load per IBC 2018 |
Accessories | Manway (ASME B16.5) | Static grounding (resistance<10Ω) |
Insulation | Jacket/half-pipe coil | Rockwool + 304 SS cladding (δ=50~150mm) |
Test | Standard | Acceptance Criteria |
Material Certification | ASTM A240/A480 | MTC with EN 10204 3.1 |
Weld Inspection | RT (ASME Sec V) | 100% RT on long seams, 20% on circumferential |
Pressure Test | Hydrostatic 1.3×MAWP | Hold 30min no leakage |
Cleanliness | ATP bioluminescence | ≤25 RLU (WFI systems) |
Advantage | Technical Data |
Sanitary Design | Internal Ra≤0.6μm, meets GMP Class C |
High Pressure Rating | Max design pressure 6.4MPa |
Modularization | Flanges per ASME B16.5 |
Service Life | ≥30 years (food grade environment) |
Volume (m³) | Diameter×Length (mm) | Pressure (MPa) | Material Options |
5 | φ1600×3000 | 0.6/1.0 | 304/316L |
20 | φ2400×5000 | 0.6/1.6 | 316L/2205 Duplex |
50 | φ3000×8000 | Atmospheric | 304 (stiffening rings) |