**ASTM B910 Certified Copper-Clad Steel Grounding Stranded Cable**

Product Description

 **ASTM B910 Certified Copper-Clad Steel Grounding Stranded Cable**
1, Application: 
It is widely applied in power transmission line, electricity line and other fields. 

2, Section diagram: 

It is composed of pure copper layer and steel core. 

3, Advantages:
 Copper Clad Steel Wire pure electrolytic copper cable conductors for a variety of applications
Stranded grounded conductor cut into standard lengths for easy field installation
Optimized sizes to the most efficient electrical conductivity
Good conductivity, and long use life.
4, Standard: 
ASTM B 228,ASTM B 910

5, Conductivity:
21%IACS-45%IACS

6, Packing: 

Steel wooden drum. We can also produce the wire according to customer's requirement 
 7,Specification & Parameter:  

Size Designation		Conductor Dia.	Rated Breaking Strength. Min. Lb.			Conductor Area		30% Density Mass 30%		40% Density Mass 40%		Resistance, max, Ω/1000ft
Inch	AWG		Grade 40 HS	Grade 30 HS	Grade 30 EHS	Cmils	In²	Lb/ 1000ft	Lb/ mile	Lb/ 1000ft	Lb/ mile	Grade 40	Grade 30
7/8	19 No.5	0.910	50240	55570	66910	628900	0.4940	1770	9344	1788	9442	0.04264	0.05685
13/16	19 No.6	0.810	41600	45830	55530	498800	0.3917	1403	7409	1418	7487	0.05377	0.07168
23/32	19 No.7	0.721	34390	37740	45850	395500	0.3107	1113	5877	1125	5939	0.06780	0.09039
21/32	19 No.8	0.642	28380	31040	37690	313700	0.2464	882.7	4660	892.0	4710	0.08550	0.1140
9/16	19 No.9	0.572	23390	25500	30610	248800	0.1954	700.0	3696	707.3	3735	0.1078	0.1437
5/8	7 No.4	0.613	22310	24780	29430	292200	0.2295	818.9	4324	827.5	4369	0.09143	0.1219
9/16	7 No.5	0.546	18510	20470	24650	231700	0.1820	649.4	3429	656.2	3465	0.1153	0.1537
1/2	7 No.6	0.486	15330	16890	20460	183800	0.1443	514.9	2719	520.3	2747	0.1454	0.1938
7/16	7 No.7	0.433	12670	13910	16890	145700	0.1145	408.6	2157	412.9	2180	0.1833	0.2444
3/8	7 No.8	0.385	10460	11440	13890	115600	0.09077	323.9	1710	327.3	1728	0.2312	0.3081
11/32	7 No.9	0.343	8616	9393	11280	91650	0.07198	256.8	1356	259.5	1370	0.2915	0.3886
5/16	7 No.10	0.306	7121	7758	9196	72680	0.05708	203.7	1075	205.8	1087	0.3676	0.4900
-	3 No.5	0.392	8373	9262	11860	99310	0.07800	277.8	1467	280.7	1482	0.2685	0.3579
-	3 No.6	0.349	6934	7639	9754	78750	0.06185	220.3	1163	222.6	1175	0.3385	0.4513
-	3 No.7	0.311	5732	6291	7922	62450	0.04905	174.7	922.3	176.5	932.0	0.4269	0.5691
-	3 No.8	0.277	4730	5174	6282	49530	0.03890	138.5	731.4	140.0	739.1	0.5383	0.7176
-	3 No.9	0.247	3898	4250	5129	39280	0.03085	109.9	580.1	111.0	586.2	0.6788	0.9049
-	3 No.10	0.220	3221	3509	4160	31150	0.02446	87.10	459.9	88.02	464.7	0.8559	1.141
-	3 No.12	0.174	1715	-	-	19590	0.01539	54.80	289.4	55.38	292.4	1.361	-

The factory was set up in 1958. Registered ZHEJIANG WANSHENG YUNHE STEEL CABLE CO., LTD in 2006. Nowadays it has became an enterprise which specially produce brand "Yunhe" metal product series in metallurgical industry. Also it is national key supporting hightech enterprise. We now have a registered capital of 200 million RMB and covering an area of 30 thousand  square meters. Our company has attained ISO9001 quality management system certification and ISO 14001 quality system certification.

We are well recognized and praised by numerous customers both home and abroad because of our first-class quality, in-time delivery and high-efficiency service.