Material: Alloy 
Technics: Forged 
Type: Cap 
Connection: welded or seamless 
Shape: Equal 
Head Code: round 
surface treatment: galvanized,sand blasted
thickness: SCH10-XXS 
material: alloy steel 

steel cap
thickness: SCH10-XXS
Material:carbon steel
Standard:ASTM A234, MSS SP-75, ASME B16.9, ASME 16.28  DIN 2605,DIN 2615, DIN 2616,DIN 2617  JIS B2311, JIS B2312,JIS B2313