API 6A Gate Valve Design

I need a specialized API 6A gate valve designed specifically for the oil and gas industry.

Requirements

- Material: Steel (preferably duplex steel) - Pressure Rating: 15,000 psi Ideal Skills and Experience: - Extensive knowledge of API 6A standards - Experience in designing high-pressure valves for the oil and gas sector - Proficiency in working with steel materials, particularly duplex steel - Strong engineering background, preferably with a focus on valve design and pressure systems Please provide designs that ensure safety and reliability under high-pressure conditions.