... CO.,LTD, a popular pipe fitting and flange manufacturers in China, can offer you the top products design, good quality fittings ... Pipe Fittings (Elbow, Reducing and Equal Tee,Eccentric and ConcentricReducer,Caps,Bend,Cross,return),produce strict as per GB12459,GOST17375/17376 ... / DIN / JIS / BS / GB and so on cn209679824 steel pipe caps GOST17379