| Standard
Code |
Standard English Title |
Standard Class |
Order |
|
GB/T 6402-2008 |
Steel forgings - Method for ultrasonic testing |
China National - GB Standards |
 |
|
GB/T 6396-2008 |
Clad steel plates - Mechanical and technological test |
China National - GB Standards |
|
|
GB/T 5686.7-2008 |
Ferromanganese, ferromanganese-silicon,, nitrogen-bearing ferromanganese and manganese metal - Determination of sulfur content - Infrared absorption method and combustion-neutralization method |
China National - GB Standards |
|
|
GB/T 5686.5-2008 |
Ferromanganese, ferromanganese-silicon , nitrogen-bearing ferromanganese and manganese metal - Determination of carbon content - The infrared absorption method ,the gasometric method ,the gravimetric and the coulometric method |
China National - GB Standards |
|
|
GB/T 5686.4-2008 |
Ferromanganese , ferromanganese-silicon , itrogen-bearing ferromanganese and manganese metal - Determination of phosphorus content - Molybdenum blue photometric method and alkali content titrimetric method |
China National - GB Standards |
|
|
GB/T 5686.2-2008 |
Ferromanganese£¬ferromanganese-silicon , nitrogen-bearing ferromanganese and manganese metal - Determination of silicon content - Molybdenum blue photometric method £¬silicon potassium fluoride titrimetric method and perchloric acid dehydration gravimet |
China National - GB Standards |
|
|
GB/T 5686.1-2008 |
Ferromanganese£¬ferromanganese-silicon, nitrogen-bearing ferromanganese and manganese metal - Determination of manganese content - Potentiometric method and titrimetric mothod after ammonium nitrate & perchloric acid oxidation |
China National - GB Standards |
|
|
GB/T 4702.5-2008 |
Chromium metal - Determination of aluminium content - EDTA titrimetric method and flame atomic absorption spectrometric method |
China National - GB Standards |
|
|
GB/T 4702.4-2008 |
Chromium metal - Determination of iron content - EDTA titrimetric method and flame atomic absorption spectrometric method |
China National - GB Standards |
|
|
GB/T 4702.2-2008 |
Chromium metal - Determination of silicon content - The perchloric acid gravimetric method |
China National - GB Standards |
|
|
GB/T 4702.16-2008 |
Chromium metal - Determination of sulfur content - Infrared absorption method and combustion-neutralization titration method |
China National - GB Standards |
|
|
GB/T 4701.6-2008 |
Ferrotitanium - Determination of aluminum content - EDTA titrimetric method |
China National - GB Standards |
|
|
GB/T 4701.4-2008 |
Ferrotitanium - Determinatino of manganese content - Arsenite-salt and sodium-salt titrimetric method and periodate photometric method |
China National - GB Standards |
|
|
GB/T 4701.10-2008 |
Ferrotitanium - Determination of sulfur content - Infrared absorption method and combustion-neutralization titration method |
China National - GB Standards |
|
|
GB/T 4699.6-2008 |
Ferrochromium and silicochromium - Determination of sulfur content - The infrared absorption method and the combustion-titration method |
China National - GB Standards |
|
|
GB/T 4699.4-2008 |
Ferrochromium and silicochromium - Determination of carbon content - Infrared absorption method and gravimetric method |
China National - GB Standards |
|
|
GB/T 4699.2-2008 |
Ferrochromium and ferrosilicochromium - Determination of chromium content - The ammonium persulfate oxidation titrimetric method and potentiometric titration method |
China National - GB Standards |
|
|
GB/T 4162-2008 |
Forged and rolled steel bars - Method for ultrasonic testing |
China National - GB Standards |
|
|
GB/T 3654.8-2008 |
Ferroniobium - Determination of tianiun content - Chromotropic acid photometric method |
China National - GB Standards |
|
|
GB/T 3654.6-2008 |
Ferroniobium - Determination of sulfur content - Combustion-iodate titrimetric method£¬methylene blue photometric method and infrared absorption method |
China National - GB Standards |
|
|
GB/T 3654.2-2008 |
Ferroniobium - Determination of copper content - The neocuproine-choroform extraction photometric method |
China National - GB Standards |
|
|
GB/T 3653.4-2008 |
Ferroboron - Determination of aluminium content - EDTA titrimetric method |
China National - GB Standards |
|
|
GB/T 3211-2008 |
Metal Chrome |
China National - GB Standards |
|
|
GB/T 3091-2008 |
Welded steel pipes for low pressure liquid delivery |
China National - GB Standards |
|
|
GB/T 3089-2008 |
Thinnest-wall seamless tubes of stainless steel |
China National - GB Standards |
|
|
GB/T 3078-2008 |
Quality structural steel cold drawn bars |
China National - GB Standards |
|
|
GB/T 3074.3-2008 |
Method for the determination of the oxidation resistance of graphite electrodes |
China National - GB Standards |
|
|
GB/T 3074.2-2008 |
Method for the determination of the elastic modulus of graphite electrodes |
China National - GB Standards |
|
|
GB/T 3074.1-2008 |
Method for the determination of the flexure strength of graphite electrodes |
China National - GB Standards |
|
|
GB/T 245-2008 |
Metallic materials-Tube - Flanging test |
China National - GB Standards |
|
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