420 Ball Valve Shaft

A. Material: Astm420 has abrasion resistance, corrosion resistance and high hardness
B. Blank shape: Round steel
C. Heat treatment: Quenching + tempering
D. Purpose: Used in food, chemical, petroleum, electric power and other pipeline ball valves
E. Machinable size: 0-1500mm in length, 0-500mm in diameter
F. Product features: Roughness control in ra0.2-0.8mm, precision size, long service life, etc
G. Processing technology: Rod – heat treatment – rough turning – fine turning – milling plane – milling keyway – appearance treatment – finished product inspection – packaging

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