J24B-16P,J24F-25PDN20,DN25外螺纹氨用截止阀
面议
J24B-16P,J24F-25PDN20,DN25外螺纹氨用截止阀
面议
DN6外螺纹角式截止阀J24W-160P角式针型截止阀DN10,DN15
面议
J23W J21W针型阀DN20,DN25外螺纹针型截止阀
面议J11H-25C、J11Y-40CDN25,DN32内螺纹锻钢截止阀
面议
J11W-10T J11W-16TDN15内螺纹黄铜截止阀DN20
面议不锈钢内螺纹截止阀J11W-10P/DN32,J11W-16P/DN40丝口截止阀
面议
J11T-10 J11T-16DN40铸铁丝口截止阀
面议J11T-10 J11T-16DN25铸铁丝口苏式截止阀
面议
J61W-16P,J61W-25PDN65不锈钢焊接截止阀
面议
J61Y-16C,J61Y-25CJ61Y-64C,J61Y-160C锻钢承插焊截止阀
面议
J61H、J61YDN40,DN50高温高压焊接截止阀
面议DJ61H-16C DJ61W-16PDJ61H-25C DJ61W-25P焊接低温截止阀
面议