IN ORDER TO ENSURE THE CONSISTENCY OF HIGH QUALITY, ALL RELEVANT STANDARDS FOR GRATINGS AND HANDRAILS ARE TO BE STRICTLY ADHERED TO. THE MANUFACTURING OF OUR PRODUCTS IS MONITORED AND ASSESSED IN ACCORDANCE WITH THE FOLLOWING CRITERIA:

DESIGN REQUIREMENTS:

GB50017-2003: CODE FOR DESIGN OF STEEL STRUCTURES
GB4053.3-2009: SAFETY REQUIREMENTS FOR FIXED STEEL LADDERS & PLATFORM –PART 3: INDUSTRIAL GUARDRAILS & STEEL PLATFORM
AS3996-2006: ACCESS COVERS AND GRATES

STEEL MATERIALS:

GB/T700-2006: STANDARD SPECIFICATION FOR CARBON STRUCTURAL STEEL (ISO 630:1995, STRUCTURAL STEELS—PLATES, WIDE FLATS, BARS, SECTIONS AND PROFILES, NEQ)
ASTM A36/A36M – 05: STANDARD SPECIFICATION FOR CARBON STRUCTURAL STEEL AS/NZS3678-1996: STRUCTURAL STEEL–HOT-ROLLED PLATES, FLOOR PLATES AND SLABS
BS EN10025-2:2004: HOT ROLLED PRODUCTS OF STRUCTURAL STEELS—PART 2: TECHNICAL DELIVERY CONDITIONS FOR NON-ALLOY STRUCTURAL STEELS

MANUFACTURING:

YB/T4001.1-2007: MANUFACTURING STANDARD FOR STEEL GRATING AND MATCHING PARTS
ANSI/NAAMM MBG531-00: METAL BAR GRATING MANUAL
AS1657-1992: FIXED PLATFORMS, WALKWAYS, STAIRWAYS AND LADDERS—DESIGN, CONSTRUCTION AND INSTALLATION
BS4592-1:2006: INDUSTRIAL TYPE FLOORING AND STAIR TREADS–PART 1: METAL OPEN BAR GRATINGS–SPECIFICATION

GALVANIZING:

GB/T13912-2002: STANDARD SPECIFICATION FOR ZINC (HOT-DIP GALVANIZED) COATINGS ON IRON AND STEEL PRODUCTS
ASTM A123/A123M-09: STANDARD SPECIFICATION FOR ZINC (HOT-DIP GALVANIZED) COATINGS ON IRON AND STEEL PRODUCTS
AS/NZS4680:2006: HOT-DIP GALVANIZED (ZINC) COATINGS ON FABRICATED FERROUS ARTICLES
BS EN ISO1461:1999: HOT DIP GALVANIZED COATINGS ON FABRICATED IRON AND STEEL ARTICLES—SPECIFICATIONS AND TEST METHODS