Product Details

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galvanized standard power line bolt

ZH type extension ring/overhead line fitting/electric fitting:

(1) ZH type extension ring contain many models.

(2) ZH type extension ring are ring monoblock forging, and adopt hot-dip galvanized.

(3) Link fitting has attained ISO9001:2000 quality management system certification.

(4) Link fitting are used to link clamps to insulator,or to link insulator and ground wire clamp to tower arms orsubstation structures.

(5) Link fitting have special type and common type in accordanle with mounting condition.

(6) Link fitting are widely sold to Korea, Japan, Southeast Asia, Iraq, Zambia, the Middle East, Arabia, Australia and other countries and regions

Commodity:galvanized bolt and nut steel bolts and nuts
Size MM		M10	M12	M14	M16	M20	M22	M24	M27	M30	M33	M36	M39	M42	M45	M48	M52	M56	M60	M64
P(Screw-pitch)		1.5	1.75	2	2	2.5	2.5	3	3	3.5	3.5	4	4	4.5	4.5	5	5	5.5	5.5	6
K(Head Thickness MM)		6.4	7.5	8.8	10	12.5	14	15	17	18.7	21	22.5	25	26	28	30	33	35	38	40
S(Head width MM)		16	18	21	24	30	34	36	41	46	50	55	60	65	70	75	80	85	90	95
L(Length MM)		45-100	50-120	60-140	65-160	80-200	90-220	90-240	100-260	110-300	130-320	140-360	150-380	160-440	180-440	180-480	200-480	220-500	240-500	260-500
b	L≤125	26	30	34	38	46	50	54	60	66	72	78	84	90	96	102	-	-	-	-
	125<L≤200	32	36	40	44	52	56	60	66	72	78	84	90	96	102	108	116	124	132	140
	L>200	45	49	53	57	65	69	73	79	85	91	97	103	109	115	121	129	137	145	153

1) Material: Q235,45#,35K,40Cr,35CrMo,A3
2) Usage: fasten for machines,parts, railway,buildings,bridges etc.
3) Payment terms: TT or LC
4) Delivery date: Within 30 days after receiving the LC or TT prepay
5) Packing: Export package
6) Inspection: accept third party inspection
7)Size can be produced according to your print.

The fittings shall be delivered hot dip galvanized according to the following specifications:

The Zinc that shall be used shall have the quality of minimum category prime western according to the category Zn 98.5 according to ISO-1461.
Then washed out with water and then flux treated and dried out.
The hot dip galvanization shall be made in a Zinc bath of temperature 450°C and of Zn-composition min. 98,5%.
The galvanization thickness shall be in average 86μm thick! On an isolated piece or on a small part of the surface the thickness can be a little lower, however on all pieces and on all surfaces the minimum thickness shall be 78μm and the average weight in relation to the galvanized area shall be 610 gr/m2.
The pieces shall be after HDG free from black stains, enclosures of dirt, knobs, bubbles or any other surface defects. The HDG shall be smooth and uniform in the entire piece without any spots with too small or too big galvanization thickness otherwise the pieces will be rejected.
The galvanization shall stick very well on the steel structure; it shall not be removed as a film but shall be as one with the steel body

Why Choose Us

•guarantee excellent workmanship

•Competitive price link fitting

•Small order accepted

•Prompt delivery

•Accurate CAD in drawing

•L/C,T/T,Western Union short Payment