Click here for standards of Likemetals manways:
HG/T 21515-2005 Atmospheric manways
HG/T 21516-2005 Revolving cover type flat welding flange manhole
HG/T 21517-2005 Slewing cap with neck flat welding flange manhole
HG/T 21518-2005 Slewing cap with neck butt flange manhole
Two types of manways
Atmospheric manways are commonly known in the market, for their advantages of high cost performance, wide application fields and etc. The atmospheric manways are essentially different from the flange manways. The atmospheric manways are the most common manways, which are without pressure. They are generally installed at the top of the tank and are the entrance and exit for production workers/maintenance workers while building cans, clearing cans, and pouring cans. The strength and sealing of the manways are the key technologies, but secondary for atmospheric manways.
As one kind of quick-opening pressure manways, Flange manways are beautiful and durable. The handwheel can be made of stainless steel. Applications: Indispensable accessories for food, bio-pharmaceutical, chemical, petroleum, electric power, beer cans, dairy, and cosmetics.Common specifications of flange manways: Φ150mm---Φ600mm ( size and thickness can be customized)
We Wenzhou Likemetals Co., Ltd take "integrity, quality, service" as our business philosophy, and direct-sale to the end customer is our sales model. We expect to establish a global distribution network of dealers and build long-term cooperation with customers so that customers can enjoy preferential factory-direct prices. We sincerely strive to build industry brands together and strive for self-improvement!
