GB/T 908-1987
锻制圆钢和方钢尺寸、外形、重量及允许偏差
Forged round and square steels--Dimension,shape,weight and tolerance
- 实施日期
- 1987-07-01
- ICS 分类
- 77.140.70
组合使用关键词、标准类型、状态与 ICS 分类,快速定位所需国家标准。
找到 5,061 条
GB/T 908-1987
Forged round and square steels--Dimension,shape,weight and tolerance
GB/T 7964-1987
Sintered metal materials (excluding hardmetal)--Tension testing at room temperature
GB/T 7216-1987
Gray cast iron metallography
GB/T 6885-1986
Hardmetals--Sampling and testing of mixed powder
GB/T 6726-1986
Cold forming sectional steel for cargo vehicle--Dimension, form,weight and permissible deviations
GB/T 6723-1986
Cold forming sectional steel--Open sectional steel for general structure--Dimension,form,weight and permissible deviations
GB/T 6727-1986
Cold forming sectional steel for passenger vehicle--Dimension, form,weight and permissible deviations
GB/T 6611-1986
Terminology for titanium and titanium alloy
GB/T 6525-1986
Sintered metal materials--Determinationof compression strength at room temperature
GB/T 5615-1985
The designations,definitions and symbols for heat treatment tempers of steel castings
GB/T 5614-1985
The designations,definitions and symbols for heat treatment tempers of iron castings
GB/T 5612-1985
Code for representing cast iron
GB/T 5318-1985
Sintered metals materials,excluding hard metals--Unnotched impact test piece
GB/T 5235-1985
Wrought nickels and nickel alloys--Chemical composition and forms of wrought products
GB/T 223.48-1985
Methods for chemical analysis of iron,steel and alloy--The semixylenol orange photometric method for the determination of bismuth content
GB/T 223.42-1985
Methods for chemical analysis of iron,steel and alloy--The anion-exchange separation-bromopyrogallol red photometric method for the determination of tantalumcontent
GB/T 223.41-1985
Methods for chemical analysis of iron,steel and alloy--The anion-exchange separation-pyrogallol photometric method for the determination of tantalum content
GB/T 223.38-1985
Methods for chemical analysis of iron,steel and alloy--The anion-exchange separation-gravimetric method for the determination of niobium content
GB/T 5167-1985
Sintered metal materials and hardmetals--Determination of electrical resistivity
GB 5149-1985
Magnesium powder