Carbon Steel Class8 M20 M30 M45 Hex Head Slotted Nuts Castle Nut

• Material: Carbon Steel
• Connection: Common Bolt
• Standard: DIN, ANSI, GB, JIS, GOST, BSW
• Grade: 8.8
• Material Name: 40cr/45/42CrMo/35CrMo
• Property Class: Class8/10/12
• Surface Treatment: Black Oxide/Zinc Plated/Yellow Zinc
• Transport Package: Carton+Pallet
• Specification: 25kg/carton
• Trademark: as requested by buyer
• Origin: China
• HS Code: 73181600
• Production Capacity: 1500tons/Month

Product Description

Jinjiang Tagong Hardware Forging Manufacturer Co. LTD,  
Specializing in the production of nuts since 1985,
Standard nuts (GB/DIN/ISO/UNI/JIS/GOST/ANSI/ASTM);
Special nuts (slotted nuts, nylon insert nuts, flange nuts, self-locking nuts, square nuts, cap nuts, etc.)
 

Detailed Photos

 

   DIN 935/ DIN 937 Slotted Nuts / Special Slotted Nuts /Crown Nut

 

 

 

Product Description

 

Materrial and surface teatment can be replaced with as below: 

Mechnical Property	Material	Surface Treatment
Class 6 Class 8	C45	♦Plain+oil ♦Zinc Plated ♦Black Oxide ♦Phosphate ♦Dacromet ♦Geomet
Class 10	40 Cr 42CrMo
Class 12	35CrMo

 
Packing way: 25kg/carton, 1.5tons-2.5tons / pallet ; or as requested by buyer.

If you want know more information, pls contact with us.
P.S.:  Please contact us to re-quote the exact price before placing an order, due to material price is unstable.

Product Parameters

 

 

Thread Size	M14	M16	M18	M20	M22	M24	M27	M30	M33	M36	M39	M42	M45	M48
Pitch	2	2	2.5	2.5	2.5	3	3	3.5	3.5	4	4	4.5	4.5	5
	1.5	1.5	1.5	2	1.5	2	2	2	5	3	3	3	3	3
	-	-	2	1.5	2	-	-	-	-	-	-	-	-	-
da	15.1-14	17.3-16	19.5-18	21.6-20	23.8-22	25.9-24	29.2-27	32.4-30	35.6-33	38.9-36	42.1-39	45.4-42	48.6-45	51.8-48
de	18-17.57	22-21.48	25-24.3	28-27.3	32-31	34-33	38-37	42-41	46-45	50-49	55-53.8	58-56.8	62-60.8	65-63.8
dw min	19.6	22.5	24.9	27.7	31.4	33.2	38	42.7	46.6	51.1	55.9	60.6	64.7	69.4
e min	23.35	26.75	29.56	32.95	37.29	39.55	45.2	50.85	55.37	60.79	66.44	71.3	76.95	82.6
m	16-15.57	19-18.48	21-20.16	22-21.16	26-25.16	27-26.16	29.16-22	33-32	35-34	38-37	40-39	46-45	48-47	50-49
w	10.57-8.2	13-12.57	15-14.57	16-15.57	18-17.57	19-18.48	22-21.48	24-23.48	26-25.48	29-28.48	31-30.28	34-33.38	36-35.38	38-37.38
m1 min	8.2	9.8	11.2	11.9	13.5	14.2	16.6	18.2	19.8	21.9	23.5	25.9	27.5	29.1
n	3.8-3.5	4.8-4.5	4.8-4.5	4.8-4.5	5.8-5.5	5.8-5.5	5.8-5.5	7.36-7	7.36-7	7.36-7	7.36-7	9.36-9	9.36-9	9.36-9
s	21-20.67	24-23.67	27-26.16	30-29.16	34-33	36-35	41-40	46-45	50-49	55-53.8	60-28.8	65-63.1	70-62.7	75-73.1

 

Thread Size	M52	M56	M60	M64	M68	M72	M76	M80	M85	M90	M100
Pitch	5	5.5	5.5	6	6	-	-	-	-	-	-
	3	4	4	4	4	6	6	6	6	6	6
	-	-	-	-	-	4	6	4	4	4	4
da	56.2-52	61-56	64.8-60	69.1-64	73.4-68	77.8-72	82.1-76	86.4-80	91.8-85	97.2-90	108-100
de	70-68.8	75-73.8	80-78.8	85-83.6	90-88.6	95-93.6	100-98.6	105-103.6	110-108.6	120-118.6	130-128.4
dw min	74.2	78.7	83.4	88.2	92.9	97.7	102.4	107.2	111.9	121.1	135.4
e min	88.25	93.56	99.21	104.86	110.51	116.16	121.81	127.46	133.11	144.08	161.02
m	54-52.8	57-55.8	63-61.8	66-64.8	69-67.8	73-71.8	76-74.8	79-77.8	88-86.6	92-90.6	100-98.6
w	42-41.38	45-44.38	48-47.38	51-50.26	54-53.26	58-57.26	61-60.26	64-63.26	68-67.26	72-71.26	80-79.26
m1 min	32.3	34.7	37.1	39.3	41.7	44.9	47.3	49.7	52.9	56.1	62.5
n	9.36-9	9.36-9	11.43-11	11.43-11	11.43-11	11.43-11	11.43-11	11.43-11	14.43-14	14.43-14	14.43-14
s	80-78.1	85-82.8	90-87.8	95-92.8	100-97.8	105-102.8	110-107.8	115-112.8	120-117.8	130-127.5	145-142.5

 

 

Other Products

 

  Other Style Nuts

 

Company Profile

 

  Our Factory Introduction

 

 

    WHO WE ARE

With over 38 years of manufacturing experience, Tagong is an expert in the manufacturing of standard and special fasteners.
Founded in 1985, we have established an advanced manufacturing factory covering an area of 60,000 square meters in Jinjiang City. 
With a production system that combines forging and high-precision machining, a professional production management team, and a senior technical R&D department, we can according to the customer's unique specifications and drawings produce special fasteners.
Our products have passed ISO9001/2015, GB/T19001-2016, and SGS certificate testing and certification.
Our passion for excellence has driven us to become a global supplier. Our products have been exported to Europe, Australia, North America, South Asia, and other places, and are well received by customers.

   Development History


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