S31603 Stainless Steel 750×6 Torispherical Dished Head for Pressure Vessels with Cold Forming Technology

THA 750×6 S31603 Torispherical Dished Head, manufactured by Henan Guojiang Precision Formed Head. As a benchmark enterprise in China's precision pressure vessel component industry, Henan Guojiang has specialised in the R&D, production, and customisation of torispherical dished heads for over 12 years, with profound technical accumulation.

• Inner Diameter: 750mm - Specifically designed for small and medium-sized pressure vessels in chemical, pharmaceutical, food processing and other industries, with strong adaptability
• Nominal Thickness: 6mm - Optimised for working pressure range of 0.1MPa-60MPa, resistant to medium-strong corrosive and non-corrosive media
• Material: S31603 stainless steel - Each batch of products is equipped with a complete Material Test Certificate (MTC) for strong material traceability

Produced by cold forming technology, which maximally retains the original ductility and weldability of S31603 stainless steel. Advanced hydraulic forming equipment ensures compliance with GB/T 25198 and ASME standards, resulting in smooth and uniform surfaces that effectively avoid local stress concentration.

• Inspection Process: 100% full inspection coverage, including Ultrasonic Testing (UT), Penetrant Testing (PT), and 3D laser scanning, to accurately control product precision
• Compliance Standards: Meets GB/T 25198-2023, ASME BPVC Section VIII Division 1, and PED 2014/68/EU directives
• Certifications: ISO 9001:2015, ISO 14001:2015 Quality Management System Certifications, and ASME "U" Stamp approval

Widely used in:

• Chemical Industry: Strong corrosive liquid storage tanks, high-pressure reaction vessel heads
• Food and Beverage Industry: Fruit juice processing tanks, food raw material storage equipment heads
• Pharmaceutical Industry: Sanitary reactors, sterile liquid storage container heads
• New Energy and Marine Fields: Seawater desalination equipment, new energy material mixing tank heads

• Export-grade fumigated wooden cases for single-unit precision packaging
• Steel pallets with a load capacity of≥ 500kg, meeting the transportation needs of bulk orders

• Inner diameter customisation range: 60mm-10000mm
• Thickness customisation range: 1mm-300mm
• 2D/3D drawing design support
• Sample customisation service with an 18-working-day delivery cycle

• Reliable Structure: Optimised matching of 750mm inner diameter and 6mm thickness achieves uniform stress distribution and improves operational stability
• Corrosion-Resistant & Hygienic: Surface roughness Ra ≤ 0.8μm, excellent salt spray test performance, suitable for hygienic and strong corrosive working conditions
• Cost-Optimised: Precise thickness design balances performance and procurement costs, with outstanding cost-effectiveness

From raw material procurement to finished product delivery, Henan Guojiang implements strict quality standards throughout. The S31603 Stainless Steel 750×6 Torispherical Dished Head delivers stable performance and reliable quality, providing safe and efficient component solutions for small and medium-sized pressure vessels.