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美标蝶阀为我公司依据美国标准而设计的出口产品。目前我公司已形成了两大系列美标蝶阀的出口能力。
其主要参数如下：
1、按（美国给水工程协会）AWWA C504 标准生产的橡胶密封系列蝶阀，压力有：class 75A； class 75B； class 150A；class 150B；class 250B；共5 个级别；尺寸从4〞～ 72〞。
主体材料有：65 － 45 － 12、WCB、CF8、CF8M。
检查与试验标准：AWWA C504。
 2、按（美国石油协会）API 609 标准生产的系列蝶阀（含金属密封蝶阀、橡胶密封蝶阀）压力有：class 150； class 300 两个级别。尺寸从4〞～ 48〞。
主体材料有：WCB、CF8、CF8M。
 检查与试验标准：API 598。
API butterfly valve series
API butterfly valve is one of our export product which is designed and manufactured in accordance with API
standard in ZD. There are two types as follows:
The main parameters are:
1. The rubber seated butterfly valve as per AWWA C504; the pressure ratings are class 75A; class 75B; class
150A: class 150B; class 250B.
The size is ranged from 4” to 108”
The main material are 65-45-12, WCB, CF8, CF8M.
Inspection and test as per AWWA C504
2. The metal seated and rubber seated butterfly valve which design and manufactured as per API609. The
pressure ratings are class 150, class300.
The size is ranged from 4” to 48”
The main materials are: WCB, CF8, CF8M
Inspection and test as per API 598