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دانلود استانداردهای گریتینگ(گرتینگ)
ANSI / NAAMM MBG 531
ANSI / NAAMM MBG 532
INDUSTERIAL TYPE FLOORING AND STAIR TREADS(BS 4592-1)
GRATING DIMENSIONS AND LOADBEARING CAPACITY(DIN 24537)
GRATING DIMENSIONS AND LOADBEARING CAPACITY(DIN 24531)
ALL AMERICAN GRATING (PRODUCT LIST & SPECIFICATIONS)
OHIO GRATINGS , INC ( PRODUCT CATALOG )
ASTM A123
STANDARD FOR REPAIR GALVANIZED(A780)
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