This standard specifies the classification of welded cone joints of cone sealing hose assemblies. This standard is applicable to welded cone joints of cone sealing hose assemblies with oil and water as media. This standard is used in conjunction with the cone sealing hose assembly.
JB/T 6144.5-1992 history
2007JB/T 6144.5-2007 Rubber hose assembly with sealing cone-Welding cone coupling