With the NEMA standard flange connection, keep the good universal.
标准的法兰连接，通用性好。
N1000 from DN15 to specifications according to customer requirements and the production of non-standard flange and various forging.
规格从DN15到N1000并可根据客户要求生产各种非标准法兰盘及各种锻件。
Pressure vessel flange should firstly uses this standard flange, flange selected according to this standard may avoid the related GB150computation.
压力容器法兰宜优先采用本标准法兰，按本标准选用的法兰可免除GB150 的有关计算。
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