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GB/T 5169.12-2024 Fire hazard testing for electric and electronic products—Part 12: Glowing/hot-wire based test methods—Glow-wire flammability index (GWFI) test method for materials 
  Issued on: 2024-8-23   Price(USD): 315.0
GB/T 4942-2021 Degrees of protection provided by the integral design of rotating electrical machines (IP code)—Classification 
  Issued on: 2021-10-11   Price(USD): 380.0
GB/T 4207-2022 Method for the determination of the proof and the comparative tracking indices of solid insulating materials  
  Issued on: 2022-7-11   Price(USD): 255.0
GB/T 2900.1-2008 Electrotechnical terminology - Fundamental terms 
  Issued on: 2008-6-18   Price(USD): 370.0
GB/T 1971-2021 Rotating electrical machines—Terminal markings and direction of rotation 
  Issued on: 2021-10-11   Price(USD): 435.0
GB/T 20736-2006 Fatigue test method for transmission precision roller chain 
  Issued on: 2006-12-25   Price(USD): 480.0
JB/T 10062-1999 Testing methods for performance of probes used in ultrasonic flaw detection 
  Issued on: 1999-8-6   Price(USD): 180.0
JB/T 10061-1999 Commonly used specification for A-mode ultrasonic flaw detector using pulse echo technique 
  Issued on: 1999-04-05   Price(USD): 200.0
GB/T 223.68-1997 Methods for Chemical Analysis of Iron, Steel and Alloy - The Potassium Iodate Titration Method after Combustion in the Pipe Furnace for the Determination of Sulfur Content 
  Issued on: 17-Mar-97   Price(USD): 60.0
GB/T 223.71-1997 Methods for Chemical Analysis of Iron, Steel and Alloy the Gravimetric Method after Combustion in the Pipe Furnace for the Determination of Carbon Content 
  Issued on: 1997-03-17   Price(USD): 70.0
GB/T 223.63-2022 Iron, steel and alloy—Determination of manganese content—Sodium (potassium) periodate spectrophotometric method 
  Issued on: 2022-07-11   Price(USD): 225.0
GB/T 223.25-1994 Methods for chemical analysis of iron, steel and alloy.The dimethylglyoxime gravimetric method for the determination of nickel content 
  Issued on: 1994-1-17   Price(USD): 40.0
GB/T 223.18-1994 Methods for Chemical Analysis of Iron, Steel and Alloy - The Sodium Thiosulfate Separation Iodimetric Method for the Determination of Copper Content 
  Issued on: 1994-01-17   Price(USD): 60.0
GB/T 223.5-2008 Steel and iron - Determination of acid-soluble silicon and total silicon content - Reduced molybdosilicate spectrophotometric method 
  Issued on: 2008-08-19   Price(USD): 80.0
GB/T 223.13-2000 Methods for chemical analysis of iron, steel and alloy-The ammonium ferrous sulfate titration method for the determination of vanadium content 
  Issued on: 2000-04-01   Price(USD): 40.0
GB/T 145-2001 Center holes 
  Issued on: 2001-07-02   Price(USD): 60.0
GB/T 2918-1998 Plastics--Standard atmospheres for conditioning and testing 
  Issued on: 1998-10-19   Price(USD): 304.0
GB/T 16422.4-1996 Plastics - Methods of exposure to laboratory light sources Part 4 : Open flame carbon arc lamp 
  Issued on: 1996-6-14   Price(USD): 224.0
GB/T 193-2003 General purpose metric screw threads—General plan 
  Issued on: 2003-05-22   Price(USD): 174.0
QC/T 476-1999 Rain proof performance limit for buses 
  Issued on:   Price(USD): 184.0
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