Lightweight Elliptical Dished Head S30408 With 450mm Inner Diameter 2.5mm Thickness

Inner Diameter: 450mm | Thickness: 2.5mm

• Model: EHA 450×2.5 (S30408 material)
• Standard Inner Diameter: 450mm
• Reduced Opening Range: Customizable 30mm-150mm
• Concentricity Tolerance: ≤ ±0.5mm
• Diameter Tolerance: ≤ ±1mm
• Nominal Thickness: 2.5mm
• Working Pressure: 0.1MPa-6MPa
• Thickness Deviation: ≤ 0.2mm

S30408 stainless steel (food-grade certified) offers excellent corrosion resistance against atmospheric and weak acid-base media. Material sourced from certified suppliers (Taiyuan Iron and Steel, Baosteel) with complete Material Test Certificates (MTC).

• Hygienic Performance: Meets food/pharmaceutical-grade requirements with easy-to-clean surface
• Integrated Reduced Opening: Eliminates secondary welding, reduces leakage risks
• Lightweight Design: 40% lighter than equivalent carbon steel heads

Cold forming via 500-ton hydraulic press ensures material integrity. Smooth surface finish without cracks or wrinkles.

• Standard: Chemical polishing (Ra ≤ 1.6μm)
• Passivation: Enhanced resistance to weak acids/alkalis
• Custom: Mirror polishing (Ra ≤ 0.8μm) or sandblasting (Ra 1.6μm-3.2μm)

• 100% Ultrasonic Testing (UT)
• Penetrant Testing (PT)
• Precision dimensional verification
• 1.5× rated pressure sampling tests
• Visual surface inspection

Compliant with ASME BPVC Sec.VIII Div 1, PED 2014/68/EU, GB/T 25198-2010, JIS B8243. Certifications include ISO 9001:2015, ASME "U" Stamp, and Food Contact Material Certification.

• Food industry storage (juice, dairy, oils)
• Pharmaceutical liquid containers
• Small chemical solvent/reagent tanks
• Water treatment pressure components

• Single-head wooden cases (fumigated)
• Bulk pallets (15-20 pieces)
• Custom vacuum packaging

• Reduced opening size adjustments
• Surface treatment customization
• Sample testing (3-5 units)
• Delivery: 15 days (standard), 25 days (custom)