+66 (0) 2934 4790 (20 Auto lines) info@royaltec.com    
 



 
 
Rigid Steel Conduit (RSC)
 
1.

Both ends threaded according to ANSI B1.20.1-1983 taper pipe thread with a coupling screwed on one end and thread protector on the other.

   
2.

Furnished in standard length of 3,050 mm. (10 feet) measured with one coupling on

   
3.

Available in Hot-Dip Galvanized both inside and outside.

 
Applicable Tolerances
 
  Outside Diameter

E 0.38 mm. for size 1/2 through 2 in.
E 0.64 mm. for size 2 1/2 through 4 in.

     
  and E 1 mm. for size 5 and 6 in.
     
  Length E 6.35 mm. (without coupling)
     
  Wall Thickness -12.5 %
     
 
AMERICAN STANDARD RIGID STEEL CONDUIT, ZINC COATED ANSI C80.1-1983
 
Trade Size
(in.) 		Diameter Norminal Wall Thickness
(mm.) 		Length without Coupling
(m.) 		Minimum Weight of Ten Unit Lengths with Coupling
(kgs.)
Nominal Inside Dia.
(mm.) 		Outside Diameter
(mm.)
1/2 16.1 21.1 E 0.38 mm. 2.64 3.03 E 6.35 mm. 35.83
3/4 21.2 26.7 E 0.38 mm. 2.72 3.03 E 6.35 mm. 47.63
1 27.0 33.4 E 0.38 mm. 3.20 3.02 E 6.35 mm. 69.40
1 1/4 35.4 42.2 E 0.38 mm. 3.38 3.02 E 6.35 mm. 91.17
1 1/2 41.2 48.3 E 0.38 mm. 3.51 3.02 E 6.35 mm. 112.95
2 52.9 60.3 E 0.38 mm. 3.71 3.02 E 6.35 mm. 150.60
2 1/2 63.2 73.0 E 0.64 mm. 4.90 3.01 E 6.35 mm. 239.05
3 78.5 88.9 E 0.64 mm. 5.21 3.01 E 6.35 mm. 309.63
3 1/2 90.7 101.6 E 0.64 mm. 5.46 3.00 E 6.35 mm. 376.94
4 102.9 114.3 E 0.64 mm. 5.72 3.00 E 6.35 mm. 441.04
5 128.9 141.3 E 1.00 mm. 6.22 3.00 E 6.35 mm. 595.85
6 154.8 168.3 E 1.00 mm. 6.76 3.00 E 6.35 mm. 791.67
 
RSI   l   Electrical Metallic Tubing (EMT)
Intermediate Metal Conduit (IMC)   l   Rigid Steel Conduit (RSC)
 
 
 
 
     
  Royaltec International Co., Ltd.
350 Soi Ladprao 94, Ladprao rd, Wangthonglang, Bangkok 10310, Thailand.
Tel : +66(0) 2934 4790 (20 Auto lines) Fax : +66(0) 2539 4028
 
 

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