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RA 0.3μm Precision Polished Dished Head with 1100mm Diameter in S30408 Stainless Steel

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RA 0.3μm Precision Polished Dished Head with 1100mm Diameter in S30408 Stainless Steel

Brand Name : GJ

Model Number : EHA 1100x4

Certification : ASME, PED, GB, ISO

Place of Origin : Henan, China

MOQ : 1

Price : $25-10000

Payment Terms : T/T,L/C

Supply Ability : 50,000 pieces per month

Delivery Time : 10-30 days

Packaging Details : Wooden cases, wooden pallets, steel pallets, or customized according to customer requirements

Material : Aluminum, 304, 316, 321, 2205, Q235, A36, Q245R, Q345R, SA-516Gr.60/65/70, 16MnDR, S275JR etc..

Diameter : 76mm - 10000mm

Thickness : 1mm -300mm

Customization : Customise products according to the drawings and the requirements

Downstream Aplications : industrial Dewar flask heads,on-board gas cylinder heads,quick-cooling storage tank heads,on-board storage tank heads,heads for food and medical equipment, ,water purification filter pipeline end cap，and heads for magnetic resonance equipment.

Roughness : RA 0.1-0.8μm

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Polished Stainless Steel Dished Head S30408 Roughness RA 0.3 Μm Diameter 1100mm Thickness 4mm
Product Overview

Polished Stainless Steel Dished Head EHA1100X4 SUS304 - RA 0.3μm Precision Polishing, engineered for high-demand applications in industries requiring superior surface finish and material integrity.

Technical Specifications
Brand Name GuoJiang
Diameter Range 76mm - 10000mm
Thickness Range 2mm - 300mm
Reduction Ratio About 10%
Material Options
  • Carbon Steel (Q345R, Q235B, SA516 Gr.60/70)
  • Stainless Steel (SUS304, SUS316L, SUS321)
  • Duplex/Super Duplex (S31803, S32750)
  • Aluminium (6061, 5052)
  • Nickel & Nickel Alloys (Inconel 600, Hastelloy C276)
  • Copper & Copper Alloys (T2, H62)
  • Titanium & Its Alloys (Gr.2, Gr.5)
  • Zirconium & Cladded Materials
Key Features
  • Precision-engineered with 1100mm inner diameter for optimal compatibility with standard tank/reactor specifications
  • 6mm nominal wall thickness calibrated for pressure requirements, balancing strength and weight
  • Food-grade S30408 stainless steel construction with chromium-nickel alloy composition
  • RA 0.3μm mirror-level polishing on both inner and outer surfaces
  • Superior corrosion resistance against acids, alkalis, and moisture
  • Minimal medium residue for easy cleaning and maintenance
  • Reduced fluid resistance for improved equipment efficiency
Manufacturing Processes
Forming Methods
  • Hot Forming: For thick materials (≥20mm) or high-strength alloys with controlled heating temperatures
  • Cold Forming: For thin materials (≤20mm) and stainless steel, preserving surface finish
Surface Treatment
  • Sand Blasting (Ra 1.6μm - 3.2μm)
  • Pickling for passivation film formation
  • Oil Coating (food-grade optional)
  • Mechanical/Chemical Descaling
  • Custom surface finishes available (including mirror polishing Ra≤0.8μm)
Quality Assurance
Inspection Standards
  • UT (Ultrasonic Testing)
  • RT (Radiographic Testing)
  • MT (Magnetic Particle Testing)
  • PT (Liquid Penetrant Testing)
  • TOFD (Time of Flight Diffraction)
Certifications
  • ISO 9001:2015
  • ASME "U" Stamp
  • PED Module H Certificate
Applications

Ideal for cryogenic gas cylinders, pressure vessels, nuclear magnetic resonance (NMR), food and pharmaceutical processing, and new energy applications. Market leader in cryogenic dewar heads with over 70% market share in China.

Packaging Options
  • Wooden Cases (waterproof, shockproof)
  • Wooden Pallets (stackable, ≥1000kg capacity)
  • Steel Pallets (for heavy heads ≥500kg)
  • Custom packaging solutions available
Customized Services
  • Full customisation of size, material, forming method, and surface treatment
  • Technical support, including FEA simulation and 2D/3D drawing design
  • Sample service available (5-10 pieces)
  • Quick turnaround: 20 days for standard heads, 30 days for custom orders

Product Tags:

0.3μM Polishing Dish Head

      

Polishing Dish Head S30408

      

1100mm Stainless Steel Dished Head

      
Cheap RA 0.3μm Precision Polished Dished Head with 1100mm Diameter in S30408 Stainless Steel for sale

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