natural stone

• Natural stone products - slabs for cladding - requirements
  天然石料制品.覆面用石板.要求
• Natural stone test methods - determination of frost resistance
  天然石料试验方法.抗冻性测定
• Natural stone test methods - determination of rupture energy
  天然石料试验方法.断裂能的测定
• Gritstone fetures the same hardness as natural stones , durable ,
  风砂岩具有天然石材质硬,耐久
• Specification for masonry units - natural stone masonry units
  圬工砌块规范.天然石材圬工砌块
• Natural stone test methods - determination of knoop hardness
  天然石料的试验方法.努氏硬度测定
• Natural stone - rough blocks - requirements
  天然石料.粗块材.要求
• Natural stone test methods - determination of rupture energy
  天然石料的测试方法.破裂能的测定
• Natural stone - rough slabs - requirements
  天然石料.粗板材.要求
• Natural stone - rough blocks - requirements
  天然石料.粗块材.要求