Designation: D2650 − 10 (Reapproved 2021)Standard Test Method forChemical Composition of Gases by Mass Spectrometry...
Designation: D2649 − 20aStandard Test Method forCorrosion Characteristics of Solid Film Lubricants1This standard is...
Designation: D2645 − 07 (Reapproved 2018)Standard Tolerances forYarns Spun on the Cotton or Worsted Systems1This s...
Designation: D2644 − 12 (Reapproved 2018)Standard Tolerances forYarns Spun on the Woolen System1This standard is i...
Designation: D2643/D2643M − 21Standard Specification forPrefabricated Bituminous Geomembrane Used as Canal andDitch L...
Designation: D2638 − 21Standard Test Method forReal Density of Calcined Petroleum Coke by HeliumPycnometer1This sta...
Designation: D2636 − 07 (Reapproved 2012)Standard Specification forHexylene Glycol1This standard is issued under the...
Designation: D2635 − 07 (Reapproved 2012)Standard Specification forMethyl Isobutyl Carbinol1This standard is issued ...
Designation: D2634 − 07 (Reapproved 2021)Standard Specification forMethyl Amyl Acetate (95 % Grade)1This standard i...
Designation: D2633 − 21Standard Test Methods forThermoplastic Insulations and Jackets for Wire and Cable1This stand...
Designation: D2628 − 91 (Reapproved 2016)Standard Specification forPreformed Polychloroprene Elastomeric Joint Seals ...
Designation: D2627 − 08 (Reapproved 2012)Standard Specification forDiacetone Alcohol1This standard is issued under t...
Designation: D2626/D2626M − 04 (Reapproved 2020)Standard Specification forAsphalt-Saturated and Coated Organic Felt B...
Designation: D2625 − 20Standard Test Method forEndurance (Wear) Life and Load-Carrying Capacity of SolidFilm Lubric...
Designation: D2621 − 87 (Reapproved 2016)Standard Test Method forInfrared Identification of Vehicle Solids From Sol...
Designation: D2619 − 21Standard Test Method forHydrolytic Stability of Hydraulic Fluids (Beverage BottleMethod)1This...
Designation: D2617 − 17aStandard Test Method forTotal Ash in Leather1This standard is issued under the fixed desi...
Designation: D2612 − 99 (Reapproved 2018)Standard Test Method forFiber Cohesion in Sliver and Top (Static Tests)1T...
Designation: D2603 − 20Standard Test Method forSonic Shear Stability of Polymer-Containing Oils1This standard is is...
Designation: D2598 − 21Standard Practice forCalculation of Certain Physical Properties of LiquefiedPetroleum (LP) Ga...
SJ 50973.12-1998 SFF-50-3-53型聚四氟乙烯绝缘柔软射频电缆详细规范.pdf67页
ASTM D821 - 45T scan.pdf34页
ASTM E220-2025 中文版.pdf1827页
GJB 9937-5-2021 运载火箭大型地面试验方法 第5部分-助推器分离试验方法.pdf11710页
MSS SP-143-2013 活载荷的阀杆填料系统（中文版）.pdf20312页
DB51∕T 2728-2020 黄瓜生产技术规程.pdf998页
ASTM C193 - 64 scan.pdf1473页
ASME Ⅱ 材料 B 篇 非铁基材料 2023版 优化.pdf259601页
ASTM A516-2017 中文.pdf899页
CNAS-RL01 2023.pdf9422页
CNAS-R02 2023.pdf1816页
ASTM D8099 - D 8099M - 17 (2023).pdf1942页GJB 9937-5-2021 运载火箭大型地面试验方法 第5部分-助推器分离试验方法.pdf11710页
ASTM E45-2025中文版.pdf5836页
GJB 1181-1991 军用装备包装、装卸、贮存和运输通用大纲.pdf1410页
JB∕T 11792.1-2014 中大功率燃气发动机技术条件 第1部分：天然气发动机.pdf8620页ASME Ⅱ 材料 B 篇 非铁基材料 2023版 优化.pdf259601页
JIS K 0512-1974 (1995) scan.pdf6522页
ASTM E186-2020中文版.pdf1399页
AS NZS 1664.1-1997 (2020).pdf484页
