LZ-4 (Basic Type)

Model: LZ-4
Description:

Plica tube LZ-4 basic type, the outside layer is galvanized steel strip, and the middle layer is the steel strip, the inner layer is the water-tolerant electrical paper.
Mainly used in the dry place for indoor decoration, fire control, lighting, instrumentation, and electrical equipment.

No.

I.D
mm

O.D
mm

O.D. Tolerance
mm

Length/roll
m

 Relevant Conduit Relevant Conduit
for Electric Wire
mm inch mm inch
12# 11.4 16.1 ±0.2 50 8 1/4 13 1/2
15# 14.1 19.0 ±0.2 50 10 3/8 16 5/8
17# 16.6 21.5 ±0.2 50 15 1/2 19 3/4
24# 23.8 28.8 ±0.2 25 20 3/4 25 1
30# 29.3 34.9 ±0.2 25 25 1 32 11/4
38# 37.1 42.9 ±0.4 25 32 11/4 38 11/2
50# 49.1 54.9 ±0.4 25 40 11/2 51 2
63# 62.6 69.1 ±0.6 10 50 2 64 21/2
76# 76.0 82.9 ±0.6 10 70 21/2 76 3
83# 81.0 88.1 ±0.6 10 80 3    
101# 100.2 107.3 ±0.6 5 100 4    
130# 126.4 133 ±1.0 3 125 5    


Standards by JG/T3053-1998
1. The conduit 12#, 15#, 17# allows two joints per roll (3 pieces). The conduit 24#, 30#, 38#, 50# allows one joints per roll (2 pieces), the bottom line of first part can not less than 10M. 
2. The size of flexible metallic conduit matches the inner diameter of steel tube.

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