1)crankshaft castingsProduct feature: Ggg40/50, gg25Product specification/models size: Diameter 20~25mm,0.5kgs~1.0kgs, no gas porosity.Application: To be widely used in household and commercial refrigeration compressor.Other information: We are in strong position to be supplying crankshaft castingsTo one world famous household and commercial refrigeration compressor manufacturers.2)pipe coupling,Usage: To be use in pipe syetemMaterial: Ductile iron to bs 2789 1985 grade 420/12Critical product features: The product is used on grooved pipes and, as such, product integrity is of paramount importance. All casting is no machining, and the tolerance such as finished circumference of half housing 114.4/113.6 must be met.Weight:0.5kg~6.0kg