... Reducing tee 2-standards:ASTM,DIN,GB,JIS etc. 3-size:1/2"-65" BS 304 Reducing teeThe main products include: seamless steel pipe ... , straight seam steel pipe, spiral steel pipe, welded steel pipe, elbow, tri -elbow, different-diameter pipe, bebded pipe ... -317-8805808 Fax:0086-317-5299288 Skype:Ladyjunting BS 304 Reducing tee