... )6)Butt welding ends-ANSI B16.25 7)Suitable Medium:Oil, Nature Gas, Water, Steam,Acid, Alkali, Organic Compounds Standard: > Standard ... ANSI B16.25 standard. Applications:1. Chemical, Refinery Plant2. Gas Purification Plant3. Power Station, Shipbuilding4. Recycling Facilities Trim Material to API ...