Product description:stainless steel flange, with neck and neck flat butt welding flanges flanges and flanged with neck and face with uniform butt welding flanges, neck flat ring welded pipe flanges flanges, reducer, butt welding flanges and flanged, blind flange, socket weld plates

Application: boiler and pressure vessel, petroleum, chemical, shipbuilding, pharmacy, metallurgy, machinery, food industry etc.