1, lpg gas cylinder valve 2, ISO Certificated 3, Tolerance:0.005~0.02mm 4, ... :0.5~1020mm 5, Delivery:on time lpg gas cylinder valve About usYaopeng was founded in 2005 as a leading manufacturer ... ) Our services:Machining, Turning, Milling, Stamping, Casting5) Application:Automation machine, medical device, industrial machine, automobile, electric appliance, and other industries.6 ...