水管锅炉和辅助装置|沙特标准|EN 12952-1
Water-Tube Boilers And Auxiliary Installations-Part1:General
水管锅炉和辅助装置-第1部分：总则
Technical Regulation for Pressure Equipment
压力用不锈钢棒|沙特标准|SASO GSO 10272
压力用不锈钢棒|沙特标准|SASO GSO 10272
Stainless Steel Bars For Pressure Purposes
压力用不锈钢棒
Technical Regulation for Pressure Equipment
铜合金闸阀|沙特标准|SASO GSO 12288
铜合金闸阀|沙特标准|SASO GSO 12288
Industrial Valves-Copper Alloy Gate Valves
工业阀门-铜合金闸阀
Technical Regulation for Pressure Equipment
