Hardened tungsten

Hardened tungsten, Total:243 items.

The international standard classification for "Hardened tungsten" includes: Products of non-ferrous metals , Cadmium, cobalt and their alloys , Metalliferous minerals , Powder metallurgy , Other non-ferrous metals and their alloys , Chemical analysis of metals , Abrasives , Workplace atmospheres , Occupational safety. Industrial hygiene , Gases for industrial application , Other products of non-ferrous metals , Inks. Printing inks , Non-ferrous metals , Connecting devices .

The Chinese standard classification for "Hardened tungsten" includes: Rare refractory metals and their compounds , Metal and alloy powder , Radioactive metal ore , Powder metallurgy material and product , Rare metals and their alloys analysis method , Metal physical property test method , Grinding material and apparatus , Non-ferrous metal ores in general , Precious metals and their alloys , Labor sanitation , Hygiene, safety and labor protection , Special electronic technology material , Industrial gas and chemical gas , Secondary nonferrous metals and their alloys , Electrician alloy parts .

Taiwan Provincial Standard of the People's Republic of China

CNS 9869-1983 Methods of Chemical Analysis for Arsenic in Ferrotungsten
CNS 9859-1983 Methods of Chemical Analysis for Tungsten in Ferrotungsten
CNS 12536-1989 Methods of Chemical Analysis for Tungsten Powder and Tungsten Carbide Powder
CNS 9863-1983 Methods of Chemical Analysis for Phosphorus in Ferrodungsten
CNS 9868-1983 Methods of Chemical Analysis for Tin in Ferrotungsten
CNS 1994-1978 Sodium Tungstate
CNS 9861-1983 Methods of Chemical Analysis for Silicon in Ferrotungsten
CNS 9860-1983 Methods of Chemical Analysis for Carbon in Ferrotungsten
CNS 1868-1973 Phosphotungstic Acid
CNS 11159-1984 Tungsten-Carbide Tip Core Drills
CNS 9866-1983 Methods of Chemical Analysis for Bismuth in Ferrotungsten
CNS 9865-1983 Methods of Chemical Analysis for Copper in Ferrotungsten
CNS 12535-1989 Tungsten Powder and Tungsten Carbide Powder
CNS 9862-1983 Methods of Chemical Analysis for Manganese in Ferrotungsten
CNS 1930-1970 Silicotungstic Acid
CNS 9864-1983 Methods of Chemical Analysis for Sulfur in Ferrotungsten
CNS 9867-1983 Methods of Chemical Analysis for Antimony in Ferrotungsten
CNS 1656-1966 Congo Red

General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China

GB/T 6150.1-1985 Methods for chemical analysis of tungsten concentrates; The ammonium tungstate igniting gravimetric method for the determination of tungsten trioxide content
GB/T 14352.1～14352.18-93 Chemical analysis method for tungsten ore and molybdenum ore
GB/T 3044-1989 Chemical analysis methods for white fused alumina and pink fused alumina
GB/T 26055-2010 Reproduced tungsten carbide powder
GB/T 3457-1998 Tungstic oxide
GB/T 14352.1-1993 Methods for chemical analysis of tungsten ores and molybdenum ores
GB/T 26019-2010 Methods for chemical analysis of high impurity tungsten mineral—Determination of tungsten trioxide content—Twice separation and igniting gravimetric method
GB/T 3457-2013 Tungstic Oxide
GB 2967-1989 Cast tungsten carbide
GB/T 6150.1-2023 Methods for chemical analysis of tungsten concentrates—Part 1：Determination of tungsten trioxide content—Ammonium tungstate igniting gravimetric method
GB/T 2967-2008 Cast tungsten carbide powder
GB/T 3044-2007 Chemical analysis methods for white fused alumina and pink fused alumina
GB/T 16104-1995 Workplace air--Determination of tungsten or tungsten carbide--Potassium thiocyanate-titanous trichloride spectrophotometric method
GB/T 26496-2011 Scraps of tungsten and tungsten alloys
GB/T 6150.1-2008 Methods for chemical analysis of tungsten concentrates - Determination of tungsten trioxide content - The ammonium tungstate igniting gravimetric method
GB/T 26725-2011 Superfine tungsten carbide powder
GB/T 15072.17-2008 Test method of precious metal alloys - Determination of tungsten contents for platinum alloys - Tungstic acid gravimetry
GB/T 4295-2019 Tungsten carbide powder
GB/T 2967-2017 Cast tungsten carbide powder
GB/T 2967-1989 Cast tungsten carbide
GB/T 32386-2015 Gases for electronic industry―Tungsten hexaflouride
GB 30039-2013 Safety Specification for Tungsten Carbide Powder Producing
GB/T 4187-2017 Tungsten bars and rods
GB/T 7731.1-1987 Methods for chemical analysis of ferrotungsten--The cinchonine gravimetric method for the determination of tungsten content
GB/T 26725-2023 Ultrafine tungsten carbide powder
GB/T 4295-2008 Tungsten carbide powder
GB/T 2596-1981 Tungsten powder and tungsten carbide powder; Determination of specific surface product(average graininess) ; Simplified nitrogen absorption method
GB/T 4295-1993 Tungsten carbide powder
GB/T 14352.1-2010 Methods for chemical analysis of tungsten ores and molybdenum ores—Part 1:Determination of tungsten content
GB/T 3044-2020 Chemical analysis methods for white fused alumina and pink fused alumina
GB/T 26055-2022 Reproduced tungsten carbide powder
GB/T 3991-1983 Cobalt-coated tungsten carbide composite powder

Professional Standard - Light Industry

QB/T 4365-2012 Tungsten Carbide Jewelry
QB/T 4433-2012 Tungsten carbide balls for ball pen

Professional Standard - Non-ferrous Metal

YS/T 1726-2025 High puriry tungstic oxide
YS/T 511-2006 Cobalt-coated tungsten carbide composite powders
YS/T 659-2007 Designation and composition of tungsten and tungsten alloy wrought product
YS/T 1464-2021 Chemical analysis method of niobium-tungsten alloy Determination of tungsten, molybdenum, zirconium, tantalum, silicon, iron, aluminum, titanium and copper
YS/T 1735-2025 Nickel coated tungsten carbide composite powder
YS/T 511-2014 Cobalt-tungsten carbide composite powder
YS/T 659-2024 Designation and composition of tungsten and tungsten alloy wrought product

Professional Standard - Electron

SJ/T 10168.4-1991 Metallic heterotype products for vacuum switch tubes - Carbonized Tungsten - Copper alloy

Group Standards of the People's Republic of China

T/QGCML 3159-2024 Technical specifications for the production of tungsten carbide coated reinforced picks
T/SDHCIA 034-2022 Regenerated tungsten-molybdenum-based hydrogenation catalyst
T/SDHCIA 035-2023 Sodium tungstate made from waste catalyst
T/GZNFS 001.1-2019 Methods for Chemical Analysis of Tungsten Slag Part 1: Determination of Tungsten Trioxide Content
T/GMES 021-2022 5% Ni-based tungsten carbide alloy powder

Professional Standard - Commodity Inspection

SN/T 3012-2011 Determination of Tungsten Trioxide in Tungsten Ores. X-Ray Fluorescence Spectrometry
SN/T 0951-2000 Method for the determination of tungsten trioxide content in ammonium paratungstate for import and export
SN/T 0951-2010 Determination of tungsten trioxide content in ammonium paratungstate for import and export

Professional Standard - Machinery

JB/T 7775.1-1995 Copper tungsten carbide vacuum contact material chemical analysis method iodine method for determination of copper content
JB/T 7775.1-2008 Test methods for chemical analysis of copper-tungsten-tungsten carbide electric contact material—Part 1:Determination of copper content
JB/T 7775.3-1995 Copper, tungsten, tungsten carbide, vacuum contact materials, chemical analysis method, gas volumetric method, determination of carbon content
JB/T 7775.2-2008 Test methods for chemical analysis of copper-tungsten-tungsten carbide electric contact material—Part 2:Determination of carbon content
JB/T 7775.2-1995 Copper tungsten carbide tungsten carbide vacuum contact material chemical analysis method complexometric titration determination of copper content

未注明发布机构

DVS 0911:1996-07 Technical Guide for the Application of Non-Consumable Tungsten Electrode in Tungsten Inert Gas Welding and Tungsten Plasma Gas Welding

Korean Agency for Technology and Standards (KATS)

KS D 2360-2012 Tungsten powder and tungsten carbide powder
KS D 2360-2012(2017) Tungsten powder and tungsten carbide powder
KS D 2360-2012(2022) Tungsten powder and tungsten carbide powder
KS D 2360-1987 Tungsten powder and tungsten carbide powder
KS D 2360-2022 Tungsten powder and tungsten carbide powder
KS D 2050-2023 Methods for chemical analysis of tungsten powder and tungsten carbide powder
KS D 2050-2008(2018) Methods for chemical analysis of tungsten powder and tungsten carbide powder
KS B 1567-2022 Tungsten Carbide Balls
KS B 1567-1987(2022) Tungsten Carbide Balls
KS B 1567-1987(2017) Tungsten Carbide Balls
KS D 2030-1986 Methods for Chemical Analysis of Ferrotungsten
KS D 2030-1993 Methods for Chemical Analysis of Ferrotungsten
KS D 2050-1993 Methods for Chemical Analysis of Tungsten Powder
KS D 2030-2011(2016) Methods for chemical analysis of ferrotungsten
KS D 2030-2021 Methods for chemical analysis of ferrotungsten
KS D ISO 7693-2002(2017) Ferrotungsten－Determination of tungsten content－Cinchonine gravimetric method
KS D ISO 7693-2002(2022) Ferrotungsten－Determination of tungsten content－Cinchonine gravimetric method
KS D 2607-2015 Methods for chemical analysis of tungsten materials
KS D 2050-2008 Methods for chemical analysis of tungsten powder and tungsten carbide powder
KS D 1948-1995 Determination of thorium oxide in tungsten-molybdenum
KS D 2607-2020 Methods for chemical analysis of tungsten materials
KS D 2607-2005 Methods for chemical analysis of tungsten materials
KS D 2607-1993 Methods for chemical analysis of tungsten materials
KS B 3269-2012(2022) Tungsten carbide subland twist drill with parallel shank
KS D 2609-2008 Methods for chemical analysis of thoriated tungsten materials
KS B 3269-2012(2017) Tungsten carbide subland twist drill with parallel shank
KS B 3269-1987 Tungsten carbide subland twist drill with parallel shank

Japanese Industrial Standards Committee (JISC)

JIS H 2116:1995 Tungsten powder and tungsten carbide powder
JIS H 2116:2002 Tungsten powder and tungsten carbide powder
JIS H 2116 ERRATUM 1:2002 Tungsten powder and tungsten carbide powder (Erratum 1)
JIS H 1402:2001 Methods for chemical analysis of tungsten powder and tungsten carbide powder
JIS H 1402:1992 Methods for chemical analysis of tungsten powder and tungsten carbide powder
JIS H 1402 AMD 1:2006 Methods for chemical analysis of tungsten powder and tungsten carbide powder (Amendment 1)
JIS G 1316:1982 Methods for chemical analysis of ferrotungsten
JIS G 1316:1998 Method for chemical analysis of ferrotungsten
JIS H 1403:1987 Methods for chemical analysis of tungsten materials
JIS K 8337:1964 Silicotungstic acid 26 hydrate
JIS H 1403:2001 Methods for chemical analysis of tungsten materials
JIS K 8612:2018 Sodium tungstate (VI) dihydrate (Reagent)

CZ-CSN

CSN 42 0555 Cast.21-1982 Chemical analysis of ferroalloys. Analysis of ferrotungsten. Determination of tungsten
CSN 42 0555 Cast.2-1973 Chemical analysis of ferrotungsten Determination of tungsten
CSN 42 0647 Cast.15-1989 Chemical analysis of non-ferrous metals and alloys. Tungsten. Determination of oxidation value
CSN 42 0555 Cast.11-1973 Chemical analysis of ferrotungsten. Determination of bismuth
CSN 42 0647 Cast.5-1989 Chemical analysis of non-ferrous metals and alloys. Tungsten. Determination of silicon dioxide by the photometric method
CSN 42 0555 Cast.9-1973 Chemical analysis of ferrotungsten. Determination of antimony
CSN 42 0555 Cast.28-1985 Chemical analysis of ferroalloys. Analysis of ferrotungsten. Determination of antimony
CSN 42 0555 Cast.30-1985 Chemical analysis of ferroalloys. Analysis of ferrotungsten. Determination of bismuth
CSN 42 0555 Cast.33-1985 Chemical analysis of ferroalloys. Analysis of ferrotungsten. Determination of lead
CSN 42 0555 Cast.14-1973 Chemical analysis of ferrotungsten. Determination of lead
CSN 42 0555 Cast.32-1985 Chemical analysis of ferroalloys. Analysis of ferrotungsten. Determination of molybdenum
CSN 42 0555 Cast.5-1973 Chemical analysis of ferrotungsten. Determination of phosphorus
CSN 42 0555 Cast.10-1973 Chemical analysis of ferrotungsten. Determination of copper
CSN 42 0555 Cast.29-1985 Chemical analysis of ferroalloys. Analysis of ferrotungsten. Determination of copper
CSN 42 0555 Cast.26-1982 Chemical analysis of ferroalloys. Analysis of ferrotungsten. Determination of manganese
CSN 42 0554 Cast.1-1983 Chemical analysis of ferroalloys. Analysis of ferromolybdenum. Determination of tungsten
CSN 42 0555 Cast.34-1985 Chemical analysis of ferroalloys. Analysis of ferrotungsten. Determination of aluminum
CSN 42 0555 Cast.1-1973 Chemical analysis of ferrotungsten. General requirements
CSN 42 0555 Cast.6-1973 Chemical analysis of ferrotungsten. Determination of arsenic
CSN 42 0555 Cast.22-1982 Chemical analysis of ferrotungsten. Determination of carbon
CSN 42 0555 Cast.12-1973 Chemical analysis of ferrotungsten. Determination of tin
CSN 42 0555 Cast.8-1973 Chemical analysis of ferrotungsten. Determination of manganese
CSN 42 0555 Cast.13-1973 Chemical analysis of ferrotungsten. Determination of molybdenum
CSN 42 0555 Cast.31-1985 Chemical analysis of ferroalloys. Analysis of ferrotungsten. Determination of tin
CSN 42 0555 Cast.3-1973 Chemical analysis of ferrotungston. Determination of carbon

American Society of Mechanical Engineers (ASME)

ASME B94.42-1972 Tungsten Carbide Blanks for Tungsten Drill Bits Circular Saws

American Welding Society (AWS)

AWS A5.12M/A5.12-2009 erratum Specification for Tungsten and Oxide Dispersed Tungsten Electrodes for Arc Welding and Cutting
AWS A5.12M/A5.12-2024 Specification for Tungsten and Oxide Dispersed Tungsten Electrodes for Arc Welding and Cutting

American National Standards Institute （ANSI)

ANSI/AWS A5.12M/A5.12:2009 Specification for Tungsten and Oxide Dispersed Tungsten Electrodes for Arc Welding and Cutting
ANSI/ISO 6848:2004 Specification for Tungsten and Oxide Dispersed Tungsten Electrodes for Arc Welding and Cutting

Society of Automotive Engineers (SAE)

SAE AMS7879G Tungsten Carbide-Cobalt Powder
SAE AMS7879G-2020 Tungsten Carbide-Cobalt Powder
SAE AMS2435D-1994 FLAME DEPOSITION Tungsten Carbide
SAE AMS2435-1960 FLAME DEPOSITION Tungsten Carbide
SAE AMS2435A-1967 FLAME DEPOSITION Tungsten Carbide
SAE AMS2435E-1994 FLAME DEPOSITION Tungsten Carbide
SAE AMS7878-1971 TUNGSTEN CARBIDE POWDER Cobalt Coated
SAE AMS7878B-1994 Tungsten Carbide Powder Cobalt Coated
SAE AMS7878B Tungsten Carbide Powder, Cobalt Coated
SAE AMS7878 Tungsten Carbide Powder, Cobalt Coated
SAE AMS7878A-2011 TUNGSTEN CARBIDE POWDER Cobalt Coated
SAE AMS7878A-1987 Tungsten Carbide Powder Cobalt Coated
SAE AMS7878C Tungsten Carbide Powder, Cobalt Coated
SAE AMS7878C-2002 Tungsten Carbide Powder, Cobalt Coated
SAE AMS7878C-1987 Tungsten Carbide Powder Cobalt Coated
SAE AMS7878A Tungsten Carbide Powder, Cobalt Coated
SAE AMS7882A-2007 Tungsten Carbide-Cobalt Chrome Powder Agglomerated and Sintered
SAE AMS2435B-1978 DETONATION PROCESS Tungsten Carbide - 9% Cobalt
SAE AMS7880A-1987 Tungsten Carbide-Cobalt Powder Sintered and Crushed
SAE AMS7880C-2007 Tungsten Carbide-Cobalt Powder Sintered and Crushed
SAE AMS7880B-1994 Tungsten Carbide-Cobalt Powder Sintered and Crushed
SAE AMS2451/14-2017 Plating@ Brush@ Nickel-Tungsten Low Hydrogen Embrittlement
SAE AMS7880B-2002 Tungsten Carbide-Cobalt Powder Sintered and Crushed
SAE AMS7879B-1988 TUNGSTEN CARBIDE-COBALT POWDER Cast and Crushed
SAE AMS7881-2003 Tungsten Carbide-Cobalt Powder Agglomerated and Sintered
SAE AMS7879C-1994 Tungsten Carbide-Cobalt Powder Cast and Crushed
SAE AMS7879A-1987 TUNGSTEN CARBIDE-COBALT POWDER Cast and Crushed
SAE AMS7879D-2006 Tungsten Carbide-Cobalt Powder Cast and Crushed
SAE AMS7881A-2013 Tungsten Carbide-Cobalt Powder Agglomerated and Sintered
SAE AMS7881B-2020 Tungsten Carbide-Cobalt Powder Agglomerated and Sintered
SAE AMS7880A-2011 TUNGSTEN CARBIDE-COBALT POWDER Sintered and Crushed
SAE AMS7878B-1987 Tungsten Carbide Powder, Cobalt Coated
SAE AMS7881A-2007 Tungsten Carbide-Cobalt Powder Agglomerated and Sintered
SAE AMS7882-2003 Tungsten Carbide-Cobalt Chrome Powder Agglomerated and Sintered
SAE AMS2451/14-2022 Plating, Brush, Nickel-Tungsten Low Hydrogen Embrittlement
SAE AMS7880B Tungsten Carbide-Cobalt Powder, Sintered and Crushed
SAE AMS7880A Tungsten Carbide-Cobalt Powder Sintered and Crushed
SAE AMS7882D-2021 Tungsten Carbide-Cobalt Chrome Powder Agglomerated and Sintered
SAE AMS2435C-1987 DETONATION PROCESS Tungsten Carbide/Cobalt Coating
SAE AMS7879-1970 TUNGSTEN CARBIDE - COBALT POWDER Cast and Crushed
SAE AMS7879D-2002 Tungsten Carbide-Cobalt Powder, Cast and Crushed
SAE AMS7880 Tungsten Carbide-Cobalt Powder Sintered and Crushed
SAE AMS7882C-2020 Tungsten Carbide-Cobalt Chrome Powder Agglomerated and Sintered
SAE AMS7882B-2007 Tungsten Carbide-Cobalt Chrome Powder Agglomerated and Sintered
SAE AMS7880C Tungsten Carbide-Cobalt Powder Sintered and Crushed
SAE AMS7899 Tungsten Sheet and Strip
SAE AMS2435F Coating, Tungsten Carbide-Cobalt Coating Detonation Process
SAE AMS2435G Coating, Tungsten Carbide-Cobalt Coating, Detonation Process
SAE AMS7882A Tungsten Carbide-Cobalt Chrome Powder, Agglomerated and Sintered
SAE AMS7879E-2009 Tungsten Carbide-Cobalt Powder, Cast and Crushed
SAE AMS7880-1970 TUNGSTEN CARBIDE - COBALT POWDER Sintered and Crushed
SAE AMS2435E Tungsten Carbide-Cobalt Coating Detonation Process
SAE AMS7879 Tungsten Carbide-Cobalt Powder, Cast and Crushed
SAE AMS7882 Tungsten Carbide-Cobalt Chrome Powder Agglomerated and Sintered
SAE AMS7879F Tungsten Carbide-Cobalt Powder, Cast and Crushed
SAE AMS7881 Tungsten Carbide-Cobalt Powder Agglomerated and Sintered
SAE AMS7879E Tungsten Carbide-Cobalt Powder, Cast and Crushed
SAE AMS7879C Tungsten Carbide-Cobalt Powder, Cast and Crushed
SAE AMS2435B Coating, Tungsten Carbide-Cobalt Coating, Detonation Process
SAE AMS2435A Coating, Tungsten Carbide-Cobalt Coating, Detonation Process
SAE AMS7882C Tungsten Carbide-Cobalt Chrome Powder, Agglomerated and Sintered
SAE AMS7879D Tungsten Carbide-Cobalt Powder, Cast and Crushed
SAE AMS7882B Tungsten Carbide-Cobalt Chrome Powder, Agglomerated and Sintered
SAE AMS7881A Tungsten Carbide-Cobalt Powder, Agglomerated and Sintered
SAE AMS7879A Tungsten Carbide-Cobalt Powder, Cast and Crushed
SAE AMS7879B Tungsten Carbide-Cobalt Powder, Cast and Crushed
SAE AMS2435D Coating, Tungsten Carbide-Cobalt Coating, Detonation Process
SAE AMS2435H Coating, Tungsten Carbide-Cobalt Coating, Detonation Process
SAE AMS2435 Coating, Tungsten Carbide-Cobalt Coating, Detonation Process
SAE AMS2435C Coating, Tungsten Carbide-Cobalt Coating, Detonation Process
SAE AMS7882D Tungsten Carbide-Cobalt Chrome Powder, Agglomerated and Sintered
SAE AMS7881B Tungsten Carbide-Cobalt Powder, Agglomerated and Sintered
SAE AMS2435G-2012 Coating, Tungsten Carbide-Cobalt Coating, Detonation Process

BE-NBN

NBN C 72-357 ADD 2-1994 Tungsten halogen lamp (excluding transmission) black tungsten halogen lamp
NBN C 72-357 ADD 3-1994 Tungsten halogen lamp (excluding transmission) black tungsten halogen lamp
NBN C 72-357 ADD 1-1992 Tungsten halogen lamp (excluding transmission) black tungsten halogen lamp
NBN C 72-357-1988 Tungsten halide electric lamp (excluding transmission)

Association Francaise de Normalisation

NF A10-809:1984 Chemical analysis of ferro-tungsten. Gravimetric determination of tungsten.

ES-AENOR

INTA 11 03 24 Tungsten Oxide Testing of Steel

GCC Standardization Organization

GSO ISO 7693:2015 Ferrotungsten -- Determination of tungsten content -- Cinchonine gravimetric method

AR-IRAM

IRAM OFICIAL 593-N.I.O.-1958 Chemical analysis method of ferrotungsten

U.S. Military Regulations and Norms

ARMY MIL-STD-1886-1992 TUNGSTEN CARBIDE-COBALT COATING, DETONATION PROCESS FOR
ARMY MIL-HDBK-1886-1998 TUNGSTEN CARBIDE-COBALT COATING, DETONATION PROCESS FOR
ARMY MIL-HDBK-1886 VALID NOTICE 1-2008 Detonation Process for Tungsten Carbide-Cobalt Coating

Military Standards (MIL-STD)

MIL MIL-T-13366-1954 TUNGSTEN CARBIDE, CRYSTALLINE (NO S/S DOCUMENT)
DOD A-A-54292-1990 BURS, DENTAL EXCAVATING (TUNGSTEN CARBIDE)
DOD A-A-53845-1989 BURS, DENTAL, FINISHING (TUNGSTEN CARBIDE)
DOD A-A-54165-1991 BUR, BONE, TUNGSTEN CARBIDE, GENERAL SPECIFICATION FOR

IN-BIS

IS 4005-1967 Specification for tungsten carbide for mining tools

Bureau of Indian Standards

IS 8368-2010 Tungsten Carbide Powder For Hardmetals

RO-ASRO

STAS 10853/1-1977 FERROTUNGSTEN General specifications for chemical analysis

British Standards Institution (BSI)

BS ISO 16057:2002 Coated abrasives. Vulcanized fibre discs

PL-PKN

PN H04240-01-1991 Chemical analysis of sintered carbides Determination of tungsten
PN H04782-05-1986 Chemical analysis of nickel alloy for electronic Determination of tungsten

Standard Association of Australia （SAA）

AS B127:1966 Dimensions of tungsten carbide tips and tools
AS B127:1957 Dimensions of tungsten carbide tips and tools

AWS - American Welding Society

A5.12M/A5.12-2009 Specification for Tungsten and Oxide Dispersed Tungsten Electrodes for Arc Welding and Cutting (Seventh Edition)

Gosstandart of Russia

GOST 11884.10-1978 Tungsten concentrate. Method of determination of calcium oxide
GOST 11884.3-1978 Tungsten concentrate. Method of determination of silicon dioxide

German Institute for Standardization

DIN 8054:1979-09 Carbide-tipped shell expansion drill bit

Others: Hardened tungsten,Zirconium tungsten,Tungsten ditelluride,Zirconium tungsten,Tungsten hexabromide,Tungsten bromide,Molybdenum Tungsten Telluride,Molybdenum tungsten ditelluride