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Our company produce all the kinds of handwheel, Our handwheel are made of grey iron or ductile iron, for use in drainage and Valve industry. Different sizes can be supplied from 4" to 24". From DN50-DN300, Used for machinery or valve. We have exported these Products to many countries, such as Japan, South Korea and south asia, USA, Europea, etc.
1) GB/T1348-1988 HT 150-HT250, QT450-10, QT500-7
2) ATSMA536 65-45-12 ASTM 70-50-05
3) EN1563: 1997 EN-GJS-450-10
Our product quality is higher, the price is lower, we can product all the size of handwheel according your drawing or sample, welcome the customer of the world talk business with us.