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Castiron Drainage Pipe
castiron drainage pipe: 1.Material: Ductile iron, Stainless steel , Steel, Grey iron, Aluminium alloy, Copper alloy etc. 2.Process: Sand Casting. 3.Heat Treatment: Quenching, Tempering, Annealing, Normalizing, Nitridation, Carburization. 4.Surface Treatme |
2017-07-22 |
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4 Rows Rice Transplanter
4 rows rice transplanter 1, Characteristics 4 row rice transplanting machine has the advantages of simple design structure and reasonable price. It applies to rotten fields and the environment is not good. Also widely used in rice cultivation in the small |
2017-07-13 |
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