首版发行于 1972 年,即 a668-72 ,前一修 订版为 a668-95a 。 1 astm a:668/a 668m-96 1 1.2 hot-rolled or cold finished bars are not within the scope of this specification. 热轧或冷加工钢棒不在本规范范围之内。 1.3 six classes of carbon steel and seven classes of alloy steel forg 8...
edition A668-95a. 现版规范于 1996 年 5 月 10 日审核通过,于1996 年 7 月出版。首版发 行于1972 年,即 A668-72 ,前一修 订版为 A668-95a 。 1 ASTM A:668/A 668M-96 ε 1 1.2 Hot-rolled or cold finished bars are not within the ...
1、ASTM-A668-A668M-1996碳钢及合金钢锻件通用标准 ASTM A:668/A 668M-96 ε 1 An American National Standard 美国国家标准 2、 American association standard 美国协会标准 Highway and transportation officials standard 3、 公路及交通体系的官方标准 AASHTO No.: M102 Standard specification for steel forgings...
ASTM A668 CLE材料热处理工艺试验
ASTMA668-A668M-2014一般工业用碳素钢和合金钢锻件规格 Designation:A668/A668M?14AmericanAssociationStateHighwayandTransportationOfficialsStandardAASHTONo.:M102StandardSpecificationforSteelForgings,CarbonandAlloy,forGeneralIndustrialUse1ThisstandardisissuedunderthefixeddesignationA668/A668M;thenumberimmediatelyfollowingthede...
g, A500, A501, A502, A563 A570, A668 and F568 referring other steel products and materials. A36 low carbon (mild) steel plate advantages and usage ASTM A36 low carbon and structural steel plate is highly used in construction of oil rigs and in forming bins, tanks, bearing plates, rings...
ASTM A830/A830M - 11 Standard Specification for Plates, Carbon Steel, Structural Quality, Furnished to Chemical Composition Requirements - See all versionsASTM A832/A832M - 10 Standard Specification for Pressure Vessel Plates, Alloy Steel, Chromium-Molybdenum-Vanadium - See all versionsASTM A833 -...
化学工业用电阻焊低碳钢管 Standard Specification for Electric-Resistance- Welded Low-Carbon Steel Pipe for the Chemical Industry 高强度低合金结构钢4英寸(100mm)厚屈服点最小为 50ksi(345MPa) Standard Specification for High-Strength Low-Alloy Structural Steel with 50 ksi [345 MPa] Minimum Yield Point...
Furnished to Chemical Composition Requirements A831/A831M-95(2000) Standard Specification for Austenitic and Martensitic Stainless Steel Bars, Billets, and Forgings for Liquid Metal Cooled Reactor Core Components A832/A832M-99e1 Standard Specification for Pressure Vessel Plates, Alloy Steel, Chromium-Mo...
Title of Speci?cation ASTM DesignationA A209/A209M A213/A213M A249/A249M A250/A250M A268/A268M A269 A270 A334/A334M A668/A668M A771/A771M A789/A789M A803/A803M A826/A826M A851 system may not be exact equivalents; therefore, each system shall be used independently of the other....