hiwa fittings, the professional pipe fittings manufacturer, which belong to huihua valve co ltd---the ce,wras and sgs iso9001 approved valve and fittings manufacturers in china. our main line as the following: 1.rubber expansion joints single sphere rubber expansion joint, twin sphere rubber expansion joint, , spool type rubber expansion joint, heavy duty rubber expansion joint with din,bs,en,jis,ansi flanged drilling and twin sphere union rubber expansion joint t with bsp or npt threaded. 2.flange adaptor, coupling, dismantling joint, pe quick adaptor, pvc quick adaptor, clamp saddle. 3.ansi b16.9 butt-welded pipe fittings 90 long radius elbow,90 short radius elbow, 45 elbows, 180 long returns, 180 short returns, tee, cross, reducer, cap etc. other standard such as ansi b16.28,mss sp-43,din2605,din2615,din2616,din2617 also available on request. 4. forged flanges welding neck flanges, slip on flanges, threaded flanged, lap joint flanges, blind flanges with ansi,din,uni,bs,en,jis standard. special request or material also available on request.

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