Introduce:The cap, also known as the head, the plug, the tube cover,It is a pipe fitting which is welded at the end of the pipe or covered in the external thread of the pipe. It is used to close the pipeline, same with the role of the block. The cap is a combination design of convex cap, conical shell, reducer section, flat cover and cupping. The convex cap includes hemispherical cap, oval cap, saucer cap and sphere crown cap. It is widely used in the field of water, beverages, beer, food, petrochemical, nuclear power, machinery, medical equipment, fertilizer, shipbuilding, waterproofing, piping, etc

Nominal size：DN15-600mm 
Thickness：SCH5S-SCHXXS
Standard： ASME/ANSI, DIN, JIS BS,JB, SH, HG, such as ASME/ANSI B16.9, ASME/ANSI B16.11, ASME/ANSI B16.28, ASME B16.5, ASME B16.3-1998, MSS SP-43, MSS SP-83, MSS SP-97, GB/T12459－2005,GB/T13401－2005, SH3408, SH3409, SH 3410, HG/T21635,DL/T695,SY/T0510, DIN2617
Material： 1Cr18Ni9Ti、0Cr18Ni9、00Cr19Ni10、00Cr17Ni14Mo2、301、310、304、 304L、18-8、321、316、316L、904L、2205、S31803、S32750等

Surface treatment: pickling, annealed, polished and sandblast finishing
Test: material quality, welding quality, level and verticality, non-destructive testing, water pressure test