Code of China Chinese Classification Professional Classification ICS Classification Latest Value-added Services

Title Standard No. Implemented On
High strength and toughness alloy structure steel bars for deep sea oil field drilling and exploiting GB/T 40341-20212022-3-1
Hot-rolled steel bars for quenched and tempered automobile crankshaftsGB/T 24595-20202020-10-1
Steel slag powder used for cement and concreteGB/T 20491-20172018-6-1
Refining slag powder used for cement and concreteGB/T 33813-20172017-12-1
Passivated granular magnesiumGB/T 31974-20152016-8-1
Technical specification of steel making slag treatment technologyGB/T 29514-20132014-2-1
Steel slag composite materialGB/T 28294-20122013-2-1
Ground iron and steel slagGB/T 28293-20122013-2-1
The technical specification for recycling and utilization of Fe-bearing dusts and sludges in iron and steel industryGB/T 28292-20122013-2-1
Steel slag for roadGB/T 25824-20102011-9-1
Technical specification for metallurgical ladle car and iron ladle carYB/T 4224-20102011-3-1
Steel slag sand for polymer modified mortar for external thermal insulation on outer-wallsGB/T 24764-20092010-7-1
Steel slag for foamed concrete blocksGB/T 24763-20092010-7-1
Steel slag for wearing asphalt paveGB/T 24765-20092010-7-1
Iron oxide for ferriteGB/T 24244-20092010-4-1
Test method for stability of steel slagGB/T 24175-20092010-4-1
Special oven for carbon and sulphur analysisYB/T 4145-20062006-12-1
Forging(rolling) steel grinding ballsYB/T 091-20052005-12-1
Low chromium alloyed cast iron cylpebsYB/T 093-20052005-12-1
Alloyed cast iron grinding ballsYB/T 092-20052005-12-1
Alloyed cast iron grinding ballsYB/T 092-19961997-1-1
Forging(rolling)steel grinding ballsYB/T 091-19961997-1-1
Low chromium alloyed cast iron cylpebsYB/T 093-19961997-1-1
Designation and classification of rapidly quenched metalsGB/T 15019-19941994-5-1
Cast iron gritYB/T 5152-19931994-1-1
The general rules for inspection,packing,marking,certification and storing transpontation of steel nailnsYB/T 5056-19931994-1-1
Specification for F 3701 X (FT 15) powder metallurgy rapid tool steel YB/T 5257-19931994-1-1
Permalloy powder coresYB/T 5258-19931994-1-1
Round nails for general usesYB/T 5002-19931994-1-1
Cast steel gritYB/T 5150-19931994-1-1
Cast steel shotYB/T 5149-19931994-1-1
Cast iron shotYB/T 5151-19931994-1-1
Steel wool fiber YB 4086-19921993-1-1
Disk Porgings of GH4133B heat-resisting superalloyYB/T 4069-19911992-1-1
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