500快三彩票app

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                特材锻钢球阀


                公称通径:DN15~DN600(NPS0.5~NPS24)
                公称压力:PN16~PN420(Class150~Class2500)
                连接方式:法兰、对焊
                通道类型:缩径、全通径
                驱动方式:手柄、蜗轮蜗杆、电动、气动、液动等
                适用温度:-29℃~620℃
                阀体材料:镍合金、蒙乃尔合金、因科镍尔合金、钛等
                适用介质:催化裂化、氯碱工业、海水、电子等高温、高腐蚀环境
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