tube cap Size: 1/2''-72'' Standard:ASTMA234, ANSI B16.9/ ... ,JIS B2311, DIN 2617 Certificate:ISO 9001, SGS, BV Tube cap1. Specification TypePipe FittingsPipe Size1/2"—72" Wall ThicknessSCH10,SCH20 ... thicknessStandardASTMA234,ASTM A420,ANSI B16.9/B16.28/B16.25,ASME B16.9,JIS B2311-1997/2312, JIS B2311/B2312, ... port.2. Product3. Production4. Testing5. Marking6. Packing & Transportation7. Company tube cap