KITZ球阀|KITZ铜球阀|KITZ铸铁球阀|进口铜球阀Kitz青铜法兰全通径球阀,TB, Kitz青铜丝扣缩径球阀,TL/TLT;Kitz黄铜丝扣缩径球阀.T/TT,TK/TKT/TKW, Kitz黄铜丝扣全通径球阀,SZA. Kitz三通式黄铜丝扣缩径球阀,TN;Kitz铸铁法兰全通径球阀,10FCTB;Kitz球墨铸铁丝扣缩径球阀,10STBF;Kitz不锈钢丝扣缩径球阀,UTK(M);UTH(M), Kitz不锈钢法兰球阀,150/300/600/1500UTBM, 150/300/600/1500UTAM, 150/300UTRM,10/20UTBM,Kitz铸钢丝扣缩径球阀,SCTK, Kitz铸钢法兰球阀,150/300SCTB.150/300SCTA,10/20SCTB,