chemical layer

chemical layer, Total:41 items.

The Chinese standard classification for "chemical layer" includes: Material Protection , Electronic element in general .

Professional Standard - Aerospace

QJ 2030-1990 Test method for stability of chemical oxide film on iron and steel
QJ 474-1988 Technical Specifications for Chemical Oxide Film of Steel and Iron Parts
QJ/Z 72-1979 Instructions for the production of chemical oxide coatings on iron and steel parts
QJ 481-1979 Damp heat and salt spray corrosion test of metal coating and chemical treatment layer
QJ 1376-1988 Production Instruction for Chemical Oxide Film of Aluminium and Aluminium Alloy
QJ 1375-1988 Technical Specifications for Chemical Oxide Film of Aluminium and Aluminium Alloy
QJ 468-1985 Technical Specifications for Chemical Oxide Film Layer of Magnesium Alloy
QJ 1827-1989 Test method for contact resistance of low-resistance metal plating layer and chemical conversion film layer
QJ 474-1979 Specifications for Chemical Oxidation Coatings on Iron and Steel Parts
QJ/Z 134-1985 Production Instruction for Chemical Oxide Film of Magnesium Alloy

HB 5193.2-1985 Inspection standard for corrosion resistance of coatings and chemical coatings (2)
HB 5033-1977 Selection principles and thickness series of coatings and chemical coatings
HB 5061-1977 Quality Inspection of Magnesium Alloy Chemical Oxidation Film (Trial)
HB 5060-1977 Aluminum and aluminum alloy chemical oxide film quality inspection (trial)

SJ 1276-1977 Techical requirements for quality inspection of metallic coatings and chemically treated layers
SJ 1277-1977 Quality inspection rules for the acceptance of metallic coatings and chemically treated layers
SJ 1281-1977 Test methods for thickness of metallic coatings and chemically treated layers
SJ 42-1977 properties field of applications and marking of metallic coaings and chemically treated layers
SJ 1278-1977 Inspection methods appearance of metallic coatings and chemically treated layers
SJ 1283-1977 Test methods for corrosion of metallic coatings and chemically treated layers

JB 2836-1980 Electroplating and chemical coatings for electrical products
JB/T 5190.5-1991 Technical requirements for surface treatment of electroless nickel plating on photomechanical parts

SY/T 0039-1997 Test method for chemical stability of pipeline anticorrosion level

QB/T 3829-1999 Corrosion-resistant testing method of the metal deposits and conversion coatings for the light industrial products--Corrodokote test (CORR)
QB/T 3820-1999 Wear-resistant testing method of the metal deposits and conversion coatings for the light industrial products
QB/T 3814-1999 Surface examination method of the metal deposits and conversion coatings for the light industrial products
QB/T 3827-1999 Corrosion-resistant testing method of the metal deposits and conversion coatings for the light industrial products--Acetic salt spraying test (ASS)
QB/T 3831-1999 Anti-color changecorrosion testingmethod of the metal deposits and conversion coatings for the light industrial products--Hydrogen sulfide test
QB/T 3817-1999 Thickness testing method of the metal deposits and conversion coatings for the light industrial products--Metallographic microscopic method
QB/T 3834-1999 Thickness testing method of the metal deposits and conversion coatings for the light industrial products--Magnetic method
QB/T 3830-1999 Corrosion-resistant testing method of the metal deposits and conversion coatings for the light industrial products--Sulphur dioxide test

GJB 594A-2019 Selection principle and thickness seriesfor metallic and chemical coating

WJ 1358-2007 Specifications for chemical conversion coatings of shells, rockets, missiles, fuzes, aluminum and aluminum alloy parts for pyrotechnics

KS W 1140-2007(2017) Chemical conversion coatings on aluminum and aluminum alloys
KS W 1140-2007(2022) Chemical conversion coatings on aluminum and aluminum alloys