2、电磁阀 DN50-DN600 **压力400MPa 零泄漏 3、气动球阀 DN15-DN500 **温度450度 **压力10MPa 零泄漏 4、气动蝶阀 DN50-DN1200 耐腐蚀 **压力10MPa 5、电动球阀 DN15-DN500 压力10.0MPa 温度**500度 6、电动蝶阀 DN15-DN1200 ...
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