卫生级圆形人孔盖
日标 5K KS B1503 JIS B2220
日标 10K KS b1503 JIS B2220
德标 6BAR DIN 2573/2527/2631
德标 10BAR DIN 2576/2527/2632
PN1.0MPa(10压力)钢制管板式平焊法兰
PN1.6MPa(16压力)钢制管板式平焊法兰
弯头检测
不锈钢大口径弯头
不锈钢弯头库房
隔膜阀G45J直流式衬胶隔膜阀
隔膜阀G49J三通衬胶隔膜阀
EG41J英标衬胶隔膜阀
G6K41J常开型气动衬胶隔膜阀
G641J往复型气动衬胶隔膜阀
EG46J直通式衬胶隔膜阀
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