ASTM C779/C779M-19 引用标准 ASTM C125 ASTM C418 ASTM C670 ASTM C944/C944M 适用范围 1.1 本测试方法涵盖了测定水平混凝土表面相对耐磨性的三个程序。这些程序的不同之处在于它们所施加的磨料力的类型和程度,旨在用于确定受混合物比例、精加工和表面处理影响的混凝土表面特性的变化。它们的目的不是提供对特...
ASTM C779 Designation: C779/C779M − 12Standard Test Method forAbrasion Resistance of Horizontal Concrete Surfaces 1This standard is issued under the f i xed designation C779/C779M; the number immediately following the designation indicates the yearof original adoption or, in the case of revi...
ACSR ASTMB 232 ACSR Aluminum Conductor, Steel Reinforced, Bare Conductor:- Aluminum alloy 1350-H19 wires concentrically stranded around a steel core - Core wire for ACSR is available with class A,B, or C stranding Insuluation:- None Jacket:- None Application Used as bare overhead transmission...
47、IEEE Std C37.238a-2023 (Amendment to IEEE Std C37.238-2017) C37.238a-2023 - IEEE Standard Profile for Use of IEEE 1588 Precision Time Protocol in Power System Applications Amendment 1 Adding a Type-Length-Value (TLV) to Indicate the Latest International Earth Rotation Service (IERS)-Spec...
ASTM C 779/C 779M-2005 混凝土水平面耐磨性的标准试验方法 Standard Test Method for Abrasion Resistance of Horizontal Concrete Surfaces ASTM C 78-2002 混凝土抗弯强度的标准测试方法(用三点荷载简支梁法) Standard Test Method for Flexural Strength of Concrete (Using Simple Beam with Third-Point Loading)...
ASTM A278/A278M - 01(2011) Standard Specification for Gray Iron Castings for Pressure-Containing Parts for Temperatures Up to 650°F (350°C) - See all versionsASTM A283/A283M - 12a Standard Specification for Low and Intermediate Tensile Strength Carbon Steel Plates - See all versionsASTM A...
ASTM F2779-24 商用径向卡车 - 公共汽车轮胎的标准做法 以确定直径为1.707米(67.23英寸)的直径导轮和平坦表面之间的等效测试严重性 (2024-11-01) ASTM F2869-24 径向轻卡车轮胎的标准做法 以确定1.707米(67.23英寸)直径旋转轮和平坦表面之间的等效测试严重性 (2024-11-01) ...
ASTM A779-1990 預應力混凝土用七根鋼絲緊密繞制的無塗層消應力鋼絞線 中文版 50元 ASTM A780-2009(R2015) 熱浸電鍍層損坏及未塗部分修補標準規程 中文版 70元 ASTM A781-2018c 一般工業用鋼和合金鑄件通用要求的標準規範 中文版 180元 ASTM A782-1990 壓力容器用淬火和回火的錳鉻鉬硅鋯合金鋼板 中文版 50...
(米制) 50ASTM A564/A564M-1991 热轧和冷加工时效硬化不锈钢及耐热钢棒材及型材 50ASTM A565-1991 高温用马氏体不锈钢棒材、锻材及锻坯 50ASTM A568/A568M-1991a 碳素钢和高强度低合金钢热轧和冷轧薄钢板的一般要求 80ASTM A569/A569M-1991a 普通级碳素钢(C0.15)热轧薄板和钢带 50ASTM A570/A570M-...
4、0/C 2.20M-2002钢筋混凝土的热喷涂锌阳极规范Specification for Thermal Spraying Zinc Anodes on Steel Reinforced ConcreteANSI/AWWA C300-2004水及其他液体用钢制圆柱形加筋混凝土压力管Reinforced Concrete Pressure Pipe, Steel Cylinder Type, for Water and Other LiquidsANSI/AWWA C301-1999水和其他液体用预应...