KV-1 Waterproof Flexible (Metal) Electrical ConduitDetailed product description：

Execution standard: Complies with the requirements of JG/T3053-1998 "Flexible Metal Wire Protection Sleeve" and GB/T20041.1-2005/IEC61386-1:1996 "Conduit System for Electrical Installation Part 1: General Requirements".
Technical specification: CECS87:96 "Technical Specification for Flexible Metal Wire Protection Tube Wiring Engineering".
Design Specification: Requirements of JGJl6-2008 "Code for Electrical Design of Civil Buildings".
Product structure: KVZ flame retardant flexible (metal) electrical conduit, specially designed for use in kz basic flexible (metal) conduits
The surface of the electrical conduit is coated with a layer of flexible, flame-retardant polyvinyl chloride (PVC) with an oxygen index of 31.6 (standard requirement of 26).
Performance characteristics: In addition to the KZ basic type and KV waterproof type, it also has the characteristics of flame retardancy and strong fire resistance.
Scope of application: Indoor and outdoor humid places (both visible and hidden); Electrical construction sites with high fire prevention requirements; Automatic fire alarm system; Instruments and Apparatuses; Low voltage electrical piping engineering such as electrical equipment installation.

Advantages of use:
1. Good flexibility and simple and convenient construction. 2. Double anti-corrosion, long service life.
3. Inner insulation, safe and reliable. 4. Good earthquake resistance and shielding effect.
5. The material utilization rate can reach 100%. 6. High temperature resistance, UV protection, anti-aging, further enhance anti-corrosion performance.
Explanation: 1. Use waterproof accessories for piping. 2. Flame retardant, anti-corrosion, non-toxic and harmless insulation layer, environmentally friendly, etc.

VZ flame retardant specification table

Specification	inner diameter （d）mm	outer diameter (D)mm	Outer diameter tolerance mm	Length of each roll m	Weight per roll kg	Corresponding nominal diameter of steel pipe		Corresponding nominal size of conduit
						mm	"	mm	"
15#	sixteen	twenty point six	±0．2	fifty	twenty-five point five	fifteen	1/2"	sixteen	5/8"
17#	eighteen point three	twenty-three point one	±0．2	fifty	thirty point six	twenty	3/4”	nineteen	3/4"
24#	twenty-four point eight	thirty point four	±0．2	twenty-five	twenty-one point three	twenty-five	1”	twenty-five	1"
30#	thirty point nine	thirty-six point five	±0．2	twenty-five	twenty-eight point eight	thirty-two	1 l/4"	thirty-two	1 1/4"
38#	thirty-eight point nine	forty-four point nine	±0．4	twenty-five	thirty point seven	forty	1 1/2"	thirty-eight	1 1/2"
50#	fifty point five	fifty-six point nine	±0．4	twenty-five	thirty-seven point five	fifty	2"	fifty-one	2"
63#	sixty-four point six	seventy-one point five	±0．6	ten	twenty point four	sixty-five	2 1/2"	sixty-four	2 1/2"
76#	seventy-seven point nine	eighty-five point three	±0．6	ten	twenty-nine point five	(65)	(2 1/2")	seventy-six	3"
83#	eighty-two point six	ninety point nine	±0．8	ten	forty-one point two	eighty	3"
101#	one hundred and one point one	one hundred and ten point one	±0．8	ten	twenty-seven point eight	one hundred	4"
103#	one hundred and twenty-six point four	one hundred and thirty-six point seven	±0．8	ten	thirty point eight	one hundred and twenty-five	5"

KV-1 waterproof flexible (metal) electrical conduit