“FOR PNEUMATIC WATER-TIGHT SHUTTER ! PNEUMATIC RECTANGLE FRE DAMPER
MAKER:NANJNG HENGXINGDA MECHANICAL & ELECTRICAL EQUIPMENT MANUFACTURING CO. LTD
TYPE:SB 348-4
SERIAL NO:HXD4110-03006
DRAWING NO:HXD4 516.000.HXD4 412.000. HXD4 410.000KL” IMITTING, TYPE: LXK3-20ST NANJING HENGXINGDA.SB348-4.14
“FOR PNEUMATIC WATER-TIGHT SHUTTER ! PNEUMATIC RECTANGLE FRE DAMPER
MAKER:NANJNG HENGXINGDA MECHANICAL & ELECTRICAL EQUIPMENT MANUFACTURING CO. LTD
TYPE:SB 348-4
SERIAL NO:HXD4110-03006
DRAWING NO:HXD4 516.000.HXD4 412.000. HXD4 410.000KL” CYINDER (ACTUTOR), 085, LF21 NANJING HENGXINGDA.SB348-4.11
“FOR PNEUMATIC WATER-TIGHT SHUTTER ! PNEUMATIC RECTANGLE FRE DAMPER
MAKER:NANJNG HENGXINGDA MECHANICAL & ELECTRICAL EQUIPMENT MANUFACTURING CO. LTD
TYPE:SB 348-4
SERIAL NO:HXD4110-03006
DRAWING NO:HXD4 516.000.HXD4 412.000. HXD4 410.000KL” “VALVE, MODEL: XQ230640 (MANUAL CONTROL) PRESS: 0.2-1.0MPA.
SHANGHAI XING YICK PNEUMATIC EI EMENT CO LTD” NANJING HENGXINGDA.SB348-4.NA