ASTM B949-13的标准全文信息,1.1除非具体产品规范中另有规定,本规范规定了锌和锌合金产品通用化学分析的订购信息、标记和取样的一般要求,并适用于规范 B6、B69、B86、B240 、B327、B418、B750、B792、B793、B833、B852、B860、B892、B894、B897、B907 和 B
美标H型钢ASTMA6美标H型钢400*400*13*21直接加入法是通过料仓或专有的加入设备向冶炼熔池加入发泡剂或发泡球。上海大学采用添加以石灰石、白云石和焦炭为主要原料的发泡剂,进行了实验室和生产试验,试验研究了不同渣系对渣发泡性能的影响,在实验室和生产中造出良好的泡沫渣,然而,石灰石及白云石本身难以溶解,会使得...
ASTM A956 - 12 Standard Test Method for Leeb Hardness Testing of Steel Products - See all versionsASTM A957/A957M - 13 Standard Specification for Investment Castings, Steel and Alloy, Common Requirements, for General Industrial Use - See all versionsASTM A958/A958M - 10 Standard ...
DIN 949-1 - 1995 过盈配合螺纹双头栓 b≈2d (A型) 供应商(1) 32 [德标] DIN 2509 - 1986 双头栓 Double End Studs 供应商(1) 33 [德标] DIN 940 - 1983 b1=2.5d粗杆双头栓 Studs with a Length of Engagement Equal to About 2.5d
ASTM B480-88(2022) 引用标准 ASTM B322 适用范围 在镁上电镀金属有多种目的:例如可焊性、射频接地、气密密封、耐磨性、耐腐蚀性、外观和导电性。由于镁表面覆盖有一层自然形成的氧化膜,因此不能使用用于自催化或电解电镀的金属制备的常规程序。 1.1 本指南描述了用于在镁和镁合金上电镀的两种工艺:直接化学镀镍...
ASTM美国材料实验协会B类标准大全? ASTM是美国材料实验协会(American Society of Testing Materials)所制定的相关标准。 其中B类标准有: ASTM B100-03a桥与其他结构用锻制铜合金支承板和膨胀板及薄板规格 ASTM B1-01(2007)冷拉铜丝规格 ASTM B101-07建筑用包铅薄铜薄板和带材规格 ASTM B102-2000(2005)??铅和锡...
DIN 949 (-2) - 1995Studs with Metric Interference Thread MFS - Part 2: Lengths of Engagement ≈ 2.5 d (Type B) View Suppliers 7 [DIN] DIN 939 - 1995Studs - Metal end ≈ 1,25 d View Suppliers 8 [DIN] DIN 940 - 2010Studs with a Length of Engagement Equal to About 2.5d ...
Cast and WroughtB897 Specif i cation for Conf i guration of Zinc and ZincAlloyJumbo Block and Half Block IngotB899 Terminology Relating to Non-ferrous Metals and Al-loysB908 Practice for the Use of Color Codes for Zinc CastingAlloy IngotB949 Specif i cation for General Requirements for Zinc...
标准规程ASTM A998/A998M-98(2003) 下水道和其他设施用工厂制波纹钢管管件钢筋的结构设计规程ASTM A999/A999M-04A 合金和不锈钢管通用要求规格ASTM A1007-07 钢丝绳用碳素钢丝规格ASTM A325-07 经热处理最小抗拉强度为830Mpa的热处理钢结构螺栓ASTM A938-07 钢丝扭转试验的试验方法 ASTM美国材料实验协会B类标准...
内容提示: Designation: B240 − 17Standard Specif i cation forZinc and Zinc-Aluminum (ZA) Alloys in Ingot Form forFoundry and Die Castings 1This standard is issued under the f i xed designation B240; the number immediately following the designation indicates the year oforiginal adoption or, ...