Siliconbronze, corrosion resistance and high strength.
硅青铜,耐蚀、强度高。
2
Siliconbronze has the ductility of copper but much more strength.
硅青铜不但具有铜的可锻性,而且还具有很高的强度。
3
Stems shall be of dezincification-resistant siliconbronze ASTM B 371 or low-zinc alloy B 99, non-asbestos packing and malleable or ductile iron handwheel.
阀杆材质是符合美国材料试验协会ASTM B 371标准抗失锌现象的硅青铜,或B 99低锌合金,不含石棉的填料,和可锻或球墨铸铁手轮。