We require 316 stainless steel sampling cylinders compliant with ASTM D1265 standard for liquefied petroleum gases (LPG) sampling applications.  
Please confirm your manufacturing capability for this specific pressure vessel design.  
Provide material certification and testing documentation details.

We require multiple hardware components for electrical cabinet systems, including auto-supported locks, stainless steel hidden hinges, wall-mounted hinges, chrome-plated round locks, M12 hook bolts, welding bolts (M6 and M8 sizes), bakelite handles, zinc alloy hinges with pressure pins, adapter rods, and caged nuts. Quantities range from 100 to 20,000 units across different specifications. Suppliers must provide precise quotations matching the listed technical parameters and material requirements.

 we are looking for the following material for LPG pressure vessel fabrication 02 Hemispherical Tank Heads  diameter  internal 4800mm and diamètre external 4824mm for thickness 12mm ,material  carbon steel  P355-GH with certificate 3.2 01 elliptic tank head  diameter 1200mm hicknesst 34mm material: carbon steel P355-GH with certificate 3.2 01 elliptic tank head  diameter 1540mm hicknesst 34mm material: carbon steel P355-GH with certificate 3.2 01 elliptic tank head  diameter 1640mm hicknesst 46mm material: carbon steel P355-GH with certificate 3.2

I want to buy  hemispherical dished from your company,