| Standard No. |
Title |
Price(USD) |
Delivery |
Status |
Add To Cart |
| GB/T 223.74-1997 |
Methods for chemical analysis of iron,steel and alloy The combustion gravimetric/gas-volumetric method for the determination of combined carbon content |
|
via email in
1-3 business day
|
VALID
|
please email coc@codeofchina.com for quotation
|
| 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 |
|
via email in
1-3 business day
|
VALID
|
please email coc@codeofchina.com for quotation
|
| GB/T 4324.23-1984 |
Methods for chemical analysis of tungsten;The combustion-conductometric titration method for the determination of sulphur content |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| GB/T 10417-2008 |
Specifications for steel-bonded tungsten carbides and determination of its transverse rupture strength impact toughness and hardness |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB 8704.2-1988 |
Methods for chemical analysis of ferrovanadium--The gasometric method for the determination of carbon content |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| GB 223.51-1987 |
Methods for chemical analysis of iron,steel and alloy; The 2-(5-Bromo-2-pyridylazo)-5-diethylaminophenol photometric method for the determination of zinc content |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 223.31-1994 |
Methods for chemical analysis of iron, steel and alloy The distillation-molybdenum blue spectrophotometric method for the determination of arsenic content |
|
via email in
1-3 business day
|
ABOLISHED
|
please email coc@codeofchina.com for quotation
|
| GB/T 4325.22-1984 |
Methods for chemical analysis of molybdenum;The formaldoxime photometric method for the determination of manganese content |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| GB 223.38-1985 |
Methods for chemical analysis of iron,steel and alloy; The anion-exchange separation-gravimetric method for the determination of niobium content |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 4324.7-1984 |
Methods for chemical analysis of tungsten;The 5-cl-PADAB photometric method for the determination of cobalt content |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| GB 223.3-1988 |
Methods for chemical analysis of iron, steel and alloy; The diantipyrylmethane phosphomolybdate gravimetric method for the determination of phosphorus content |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 4189-1984 |
Doped tungsten bars |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
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