Designation: D4976 − 12a (Reapproved 2020)Standard Specification forPolyethylene Plastics Molding and Extrusion Mater...
Designation: D4975 − 14Standard Test Methods forSingle-Filament Tire Bead Wire Made from Steel1This standard is is...
Designation: D4974/D4974M − 22Standard Test Method forHot Air Thermal Shrinkage of Yarn and Cord Using aThermal S...
Designation: D4971 − 16Standard Test Method forDetermining In Situ Modulus of Deformation of Rock UsingDiametricall...
Designation: D4970/D4970M − 22Standard Test Method forPilling Resistance and Other Related Surface Changes ofTextile...
Designation: D4967 − 21Standard Guide forSelecting Materials to Be Used for Insulation, Jacketing, andStrength Comp...
Designation: D4964 − 96 (Reapproved 2020)Standard Test Method forTension and Elongation of Elastic Fabrics (Constan...
Designation: D4960 − 20Standard Test Method forEvaluation of Color for Thermoplastic Pavement MarkingMaterials1This ...
Designation: D4955 − 89 (Reapproved 2021)Standard Practice forField Evaluation of Automotive Polish1This standard is...
Designation: D4954 − 89 (Reapproved 2017)Standard Test Method forDetermination of Nitrilotriacetates in Detergents1Th...
Designation: D4953 − 20Standard Test Method forVapor Pressure of Gasoline and Gasoline-Oxygenate Blends(Dry Method)1...
Designation: D4950 − 22Standard Classification and Specification forAutomotive Service Greases1,2This standard is iss...
Designation: D4946 − 89 (Reapproved 2017)Standard Test Method forBlocking Resistance of Architectural Paints1This st...
Designation: D4945 − 17Standard Test Method forHigh-Strain Dynamic Testing of Deep Foundations1This standard is iss...
Designation: D4942 − 20Standard Test Methods forWater Pickup of Lithographic Printing Inks and Vehicles in aLabora...
Designation: D4940 − 15 (Reapproved 2020)Standard Test Method forConductimetric Analysis of Water Soluble IonicConta...
Designation: D4939 − 89 (Reapproved 2020)Standard Test Method forSubjecting Marine Antifouling Coating to Biofouling...
Designation: D4938 − 89 (Reapproved 2013)Standard Test Method forErosion Testing of Antifouling Paints Using High ...
Designation: D4928 − 12 (Reapproved 2018)Manual of Petroleum Measurement Standards (MPMS), Chapter 10.9Standard Test...
Designation: D4927 − 20Standard Test Methods forElemental Analysis of Lubricant and Additive Components—Barium, Cal...
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
GJB 2521A-2017 卫星通信地面侦察站天线规范.pdf13932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.pdf5936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
ASTM E186-2020中文版.pdf1409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
AS NZS 1664.1-1997 (2020).pdf484页
