High quality Octagonal PVC ball valve of different International size :
Size: DN20mm-Dn 200mm
1.Americanstandard(ASTMSch40&Sch80,ASTM D2241, 2665, NEMA TC 2)
2.Britishstandard(BS3505,BS5255,4515)
3.Singaporeanstandard(SS141,SS272,SS213)
4.Australianstandard(AS1477,AS1415)
5.Nationalstandard(GB10002,GB5836,GB14823,GB13664)
6.Internationalstandard(ISO4422,ISO3633,IEC614,GY3050)