弹性合金-3J53/Ni42CrTiAl/3J58/Ni43
因瓦合金也称低膨胀合金4J3..
弹性合金-3J53/Ni42..
镍合金-Incoloy 82..
供应S21800/Nitro..
供应S31254/F44/2..
供应Nitronic 50/..