... Ducticle Iron, Cast Brass DN50-300 Cast Iron Swing Check Valve BS4090 PN10 Design and Manufacture conforms to BS4090Flange ... -goal mainly produces Gate valve, globe valve, butterfly valve, check valve, fire valve, storm valve, air pipe head and ... certification, ABS and also acquire certifications of several classification societies. ( function(){ var aBigImageSrc = [ 'http://i00.i.aliimg.com/photo/v2 ...