产品名称：J11W-16,J11W-1.6,J11W-16K,J11W-16P,J11W-16R,J11W-16Ni,不锈钢内螺纹截止阀

J11W-16,J11W-1.6,J11W-16K,J11W-16P,J11W-16R,J11W-16Ni,不锈钢内螺纹截止阀 J11H-16,J11H-1.6,J11H-16K,J11H-16P,J11H-16R,J11H-16Ni, J11G,J61H,锻钢截止阀 A48Y-16,A48Y-16C,A48Y-16P,A48Y-16R, A48Y-1.6,高温高压**阀 A48Y-25,A48Y-25C,A48Y-25P,A48Y-25R, A48Y-2.5, A48Y-40,A48Y-40C,A48Y-40P,A48Y-40R, A48Y-4.0, A48Y-64,A48Y-64C,A48Y-64P,A48Y-64R , A48Y-6.4, A44Y-16,A44Y-16C,A44Y-16P,A44Y-16R,A44Y-1.6, A44Y-40,A44Y-40C,A44Y-40P,A44Y-40R,A44Y-4.0, A44Y-25 ,A44Y-25C,A44Y-25P,A44Y-25R,A44Y-2.5, A44Y-64 ,A44Y-64C,A44Y-64P,A44Y-64R ,A44Y-6.4 , A48Y-100,A48Y-100C,A48Y-100P,A48Y-100R,A48Y-10.0, A44Y-100,A44Y-100C,A44Y-100P, A44Y-100R,A44Y-10.0,