July 5, 2022
Product standards
JIS G3302-94 galvanized steel plate;
JIS G3312-94 Coated galvanized iron sheet;
JIS G3313-90 (96) Galvanized steel sheet and strip; General requirements for hot dip galvanized steel sheet;
ASTM A526 -- 90 Commercial grade hot dip galvanized Steel sheet;
ASTMA 527 -- 90 (75) Hot dip galvanized steel sheet for bite forming grade;
ASTMA528 -- 90 Deep drawing hot dip galvanized steel sheet; Hot dip galvanized steel sheet for roofing and wainscoting;
Astma 444-89 hot dip galvanized steel sheet for ditches;
ASTM A446 -- 93 Structure class hot dip galvanized steel sheet;
Astma 599-92 cold rolled galvanized steel sheet;
Astma642-90 Hot dip galvanized special deoxidized deep drawing steel sheet;
γ OCT7118 -- 78 Galvanized sheet steel;
1 Low carbon steel hot dip galvanized steel strip and steel plate;
Din EN1012-92 Part 2 Hot dip galvanized sheet steel.
Test standard
JIS H0401-83 Test method for hot dip galvanizing;
Din 50952-69 Test method for hot dip galvanizing.
indicators
Galvanized sheet and strip products are mainly used in construction, light industry, automobile, agriculture, animal husbandry, fishery and commercial industries. The construction industry is mainly used for manufacturing anti-corrosion industrial and civil building roof panels, roof grilles, etc. The light industry uses it to manufacture home appliance shells, civil chimneys, kitchen utensils, etc., and the automobile industry mainly uses it to manufacture corrosion-resistant parts of cars, etc. Agriculture, animal husbandry and fishery are mainly used as food storage and transportation, frozen processing tools for meat and aquatic products, etc. Commercial mainly used as materials storage and transportation, packaging appliances.
List of technical index, performance and specification of galvanized sheet
Hot dip galvanized steel sheet (coil) surface treatment
Chromic acid passivation
Y tu oil
LY chromate passivation with oil
GZ Light The whole device is smooth
The surface structure
Surface structure characteristic use
Normal zinc flower (Z) after galvanizing also under normal conditions of zinc layer condensation zinc flower for general use
Polishing zinc flower (GZ) Through the polishing machine to finish the galvanized sheet, zinc flower surface leveling is mainly used as the substrate of color coated board
Medium wide galvanized sheet
Processing properties Yield strength Tensile strength elongation % 180O cold bending
Normal PV -- 270-500 -- d=0, in good condition, without dezincing deep drawing SC -- 270-380 ≥30 d=0, in good condition, without dezincing
Mechanical bite JY -- 270-500 -- D =0, in good condition, no dezincing, ultra-deep drawing SC -- 270-380 ≥30 d=0, in good condition, no dezincing
Structure JG ≥240 ≥370 ≥18 D =0, intact, no dezincization
