Construction industry industry standards (JG)下载-第4页-标准下载网-www.bzxz.net

JG/T 14-1999 Ventilation and air conditioning vents

JG/T 14-1999
JG 12-1999 Steel Grid Inspection and Acceptance Standard

JG 12-1999
JG 9-1999 Inspection and acceptance standards for steel trusses

JG 9-1999
JG/T 159-2004 External wall insulation board

JG/T 159-2004
JG 161-2004 Unbonded prestressed steel strand

JG 161-2004
JG 160-2004 Expansion type and expansion type building anchor bolts for concrete

JG 160-2004
JGJ PDF 80-1991. Technical specification for safety of working at heights in construction

JGJ PDF 80-1991.
JGJ/T 21-1993 V-shaped folded plate roof design and construction specification

JGJ/T 21-1993