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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

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

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

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