... -97, HG20635-978>. JB Standard:JB81-59JB86-59, JB/T79-94, JB/T86-949>. Unfired Pressure Vessels Standard:JB1157-82, JB1160 ... -2000, JB4707-200010>. Standard for shipbuilding:GB/T11694-94, GB/T3766-1996, GB/T11693-94, GB10746-89, GB/T4450-1995, GB/T11693 ... -94, GB573-65, GB2506-89, CBM1012-81, CBM1013 etc. ANSI ...