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{"title":"External Polished & Brushed Necked Elliptical Head With Bottom Opening For","imgUrl":"https:\/\/img.chinax.com\/nimg\/39\/9b\/71fdbc77235c7ee0fc31f11b11de-200x200-1\/external_polished_26amp_3b_brushed_necked_elliptical_head_with_bottom_opening_for.jpg","attrs":{"Brand Name":"Guojiang","Model Number":"EHA 1000\u00d75","Certification":"ASME, PED, GB, ISO","Place of Origin":"Henan, China"}}
{"title":"316 Stainless Steel Flat Bottom Dish with 450mm Diameter and 3.5mm Thick for","imgUrl":"https:\/\/img.chinax.com\/nimg\/c4\/b5\/235b07eefb36079925f303ce5f65-200x200-1\/316_stainless_steel_flat_bottom_dish_with_450mm_diameter_and_3_5mm_thick_for_pressure_vessel_applications.jpg","attrs":{"Brand Name":"Guojiang","Model Number":"FHB 450\u00d73.5","Certification":"ASME, PED, GB, ISO","Place of Origin":"Henan, China"}}
{"title":"2:1 Stainless Steel Elliptical Dished Head with 600\u00d76 Dimensions and ISO 9001","imgUrl":"https:\/\/img.chinax.com\/nimg\/8a\/e5\/85323c12e8607e7c4ec234201404-200x200-1\/2_3a1_stainless_steel_elliptical_dished_head_with_600_c3_976_dimensions_and_iso_9001_3a2015_certification.jpg","attrs":{"Brand Name":"GJ","Model Number":"EHA 600x6","Certification":"ASME, PED, GB, ISO","Place of Origin":"Henan, China"}}
{"title":"2:1 S31603 Ellipsoidal Head 650mm Open Inner Diameter 5mm Thickness","imgUrl":"https:\/\/img.chinax.com\/nimg\/a8\/ed\/7bf82b032e071cd5a804f9e3909b-200x200-1\/2_3a1_s31603_ellipsoidal_head_650mm_open_inner_diameter_5mm_thickness.jpg","attrs":{"Brand Name":"Guojiang","Model Number":"EHA 650\u00d75","Certification":"ASME, PED, GB, ISO","Place of Origin":"Henan, China"}}
{"title":"One-Piece Torispherical Heads Suitable for Biopharmaceutical Equipment with","imgUrl":"https:\/\/img.chinax.com\/nimg\/da\/70\/5b12e394ed2f90971171c1eb9689-200x200-1\/one_piece_torispherical_heads_suitable_for_biopharmaceutical_equipment_with_internal_polishing_0_4_ce_bcm_and_external_polishing_0.jpg","attrs":{"Brand Name":"Guojiang","Model Number":"THA 700X6","Certification":"ASME, PED, GB, ISO","Place of Origin":"Henan, China"}}
{"title":"Standard 2:1 Elliptical Head with Inner Surface Polished (Ra \u2264 0.15\u03bcm), Inner","imgUrl":"https:\/\/img.chinax.com\/nimg\/2a\/36\/9168161fc2a077862524b79ed92e-200x200-1\/standard_2_3a1_elliptical_head_with_inner_surface_polished_28ra_e2_89_a4_0_15_ce_bcm_29_2c_inner_diameter_800mm_for_biopharmaceuti.jpg","attrs":{"Brand Name":"Guojiang","Model Number":"EHA 800\u00d76","Certification":"ASME, PED, GB, ISO","Place of Origin":"Henan, China"}}
{"title":"ASME Cold Pressing 1100mm\u00d74mm Torispherical Head with External Surface Polished","imgUrl":"https:\/\/img.chinax.com\/nimg\/b6\/e9\/65594ed2b3290bcd18e48b5b7492-200x200-1\/asme_cold_pressing_1100mm_c3_974mm_torispherical_head_with_external_surface_polished_28ra_e2_89_a4_0_8_ce_bcm_29.jpg","attrs":{"Brand Name":"Guojiang","Model Number":"THA 1100\u00d74","Certification":"ASME, PED, GB, ISO","Place of Origin":"Henan, China"}}
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.
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.
Brand Name
Guojiang
Model Number
EHA 1000×5
Certification
ASME, PED, GB, ISO
Place of Origin
Henan, China
External Polished & Brushed Necked Elliptical Head With Bottom Opening For Cryogenic Storage Tank Equipment
I. Brand Overview
As a key enterprise in China's precision pressure vessel component industry, Henan Guojiang has over 12 years of experience in R&D, production, and customisation of one-piece elliptical heads. Our products are exported to more than 10 countries worldwide, meeting the strict quality requirements of the cryogenic industry and providing reliable core component solutions for cryogenic storage tank equipment.
II. Product Specifications
Inner Diameter: 1000mm (customizable for adaptive sizes) - Suitable for various small and medium-sized cryogenic storage tank equipment
Nominal Thickness: 5mm (basic customised version, expandable to 1mm-300mm) - Compatible with working pressure range of 0.1MPa-10MPa and cryogenic media
Material: 304L stainless steel - Each batch is accompanied by a complete Material Test Certificate (MTC)
Material Composition: 18%-20% chromium, 8%-12% nickel - Possessing excellent low-temperature toughness and corrosion resistance
Surface Treatment Standard: External polished & brushed (roughness ≤0.8μm), internal polishing (roughness ≤0.4μm) - Meeting the cleanliness and medium compatibility requirements of cryogenic equipment
III. Manufacturing & Processing Advantages
Manufactured via cold forming technology to fully retain the low-temperature toughness and weldability of 304L stainless steel. Advanced hydraulic forming equipment ensures compliance with GB/T 25198 and ASME standards, featuring a smooth and uniform surface without local stress concentration, precise bottom opening, and a necked structure designed to match the welding needs of storage tank shells.
IV. Quality Assurance
Inspection Process: 100% full inspection, including ultrasonic testing (UT), penetrant testing (PT), 3D laser scanning, and surface roughness detection