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25 1981 . N 197

" . "

25 1981 . N 198

" . "

 

 

 

Timber framed asbestos cement exterior wall panels

supplied with insulation. Specifications

 

18128-82

 

Prefabricated concrete and reinforced concrete

constructions and products. Rules for transfortation

and storage

13015.4-84

Quality ratings system. Construction.

Facing of stone materials and natural stone blocks.

Nomenclature of characteristic

4.219-81

7 1981 . N 203

" . .

. "

-

 

 

Forgings of corrosion-resisting steels and alloys.

General specification

 

25054-81

25 1981 . N 234

" . . . "

 

- (),

Copper zinc pressure treated alloys (brasses). Types

15527-70* ( 379-76, 2621-80)

Rubber porous sealing gaskets. Specification

19177-81

7 1981 . N 204

" . "

Occupational safety standards system.

Equipment for arc and contact electric welding.

Allowable noise levels and methods of measurement

12.1.035-81

Occupational safety standards system. Building.

Safety ropes. General safety requirements.

12.4.107-82

 

 

                                                                                                                                                                               

 

 

 

 

 

 

 

 

 

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