Platinum spark plugs provide high ignitability and longer service life, platinum surfaces ensure slow wear rate providing stable idle, superior anti fouling, improved fuel efficiency and lower emissions.
Fasteners — the term used when bolts, screws and studs are considered all together — that conform to the requirements of this part of ISO 898 are evaluated at that ambient temperature range.
Large butterfly valve is mainly used in the main line and large pipeline, commonly used clip butterfly valve, welding butterfly valve and flange butterfly valve three kinds.
Professional production: manifolds, mixing water valves, temperature control valves, radiator valves, air vent valves, ball valves, flow meter and boiler accessories, products through the CE authentication.