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Hongxu Hardware Co., Ltd

Province/State:zhejiang

Country/Region:china

Contact Person:MsKylie

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China Rounded Head Din 315 Wing Nut , Butterfly Wing Nut For Wind Power Industry wholesale

Rounded Head Din 315 Wing Nut , Butterfly Wing Nut For Wind Power Industry

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Model Number :All frequent sizes

Certification :ISO

Place of Origin :CHINA

MOQ :Can Negotiation

Price :Negotiation

Payment Terms :L/C, T/T

Supply Ability :300 tons per Month

Delivery Time :60days

Packaging Details :IN CARTONS,THEN INTO PALLETS

Item Name :Wing Nut

Material :Carbon steel

Grade :Gr 4, Gr 6, Gr 8

Surface :Zinc Plated,Plain

Head :Round

Packing :Packed in a small box,in Carton

Standard :DIN

Sample :as you request

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DIN315 Wing Nut - Rounded Wings,Butterfly nut,Carbon Steel ,Zinc Plated Finish

Product Description:

1. The head of the nut is flat, the force is uniform and the fastening effect is good.

2. Deep thread, uniform force, sharper screw teeth, the process of rotation is not easy to slip.

3. High gloss, more durable and beautiful.

Butterfly nut is a kind of nut, which is shaped like a butterfly. Butterfly nut can be divided into cold heading butterfly nut, casting butterfly nut and stamping butterfly nut according to the technology.

According to the shape, it can be divided into two basic shapes: square wing and circular wing.

According to the National Standard:

GB/T62.2-2004 Square wing butterfly nut

GB/T62.1-2004 Butterfly nuts with round wings

GB/T62.3-2004 Stamping butterfly nut

Specification:

Details
Name	DIN315 Wing Nut
Materials	Carbon Steel
Process Method	Cold forging, hot forging ,Open-die
Size	Diameter M3-M20
Standard	DIN315
Surface	Zinc Plated, Plain
Packing	Small boxes or cartons in bulk

Size		M4	M5	M6	M8	M10	M12	M16	M20	M24
d
P	Coarse pitch	0.7	0.8	1	1.25	1.5	1.75	2	2.5	3
d1	Max	8	11	13	16	20	23	29	35	44
d1	Min	6	8	10	13	17	20	26	32	41
d2	Max	7	9	11	12.5	16.5	19.5	23	29	37.5
d2	Min	5.5	7.5	9	10.5	14.5	17.5	21	27	35
L	Max	20	26	33	39	51	65	73	90	110
L	Min	18	24	30	36	48	62	70	86	106
y	Max	1.9	2.3	2.3	2.8	4.4	4.9	6.4	6.9	9.4
y	Min	1.1	1.5	1.5	2	3.6	4.1	5.6	6.1	8.6
y1	Max	2.3	2.8	3.3	4.4	5.4	6.4	7.5	8	10.5
y1	Min	1.7	2.3	2.7	3.6	4.6	5.6	6.5	7	9.5
k	Max	10.5	13	17	20	25	33.5	37.5	46.5	56.5
k	Min	8.5	11	15	18	23	31	35	44	53.5
m	Max	4.6	6.5	8	10	12	14	17	21	25
m	Min	3.2	4	5	6.5	8	10	13	16	20

Application:

1, the medical device industry

2, wind power industry

3, the aerospace industry

4, the office equipment industry

5, petrochemical industry

6, the electronics industry

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