Black Class8 M16 M18 M20 M22 M24 M27 M30 Hex Nuts Heavy Nut ISO4032 Fasteners Factory

• Material: Carbon Steel
• Type: Hexagon Head
• Connection: Common Bolt
• Shipping Cost: Estimated freight per unit.: about shipping cost and estimated delivery time.
• Currency: US$
• Return&refunds: You can apply for a refund up to 30 days after receipt of the products.
• Model NO.: ISO4032- M30- Class8 -Black
• Head Style: Hexagonal
• Standard: DIN, ANSI, GB, JIS, GOST, BSW, ISO Uni
• Grade: 8.8
• Material Name: 40cr/45/42CrMo/35CrMo
• Property Class: Class8
• Surface Treatment: Black Oxide/Geomet/Dacromet/Galvanized
• Products Usages: Auto Parts/Wheel/Wind Power Equipments/Truck
• Transport Package: Carton+Pallet
• Specification: 25kg/carton
• Trademark: as requested by buyer
• Origin: China
• HS Code: 73181600
• Production Capacity: 1500tons/Month
• Package Size: 25.00cm * 25.00cm * 14.00cm
• Package Gross Weight: 25.000kg

Product Description

Jinjiang Tagong Hardware Forging Manufacturer Co. LTD,  
 specialized in producing Nuts since 1985,
Standard Nuts (GB / DIN / ISO / UNI / JIS / GOST / ANSI / ASTM );
And Special Nuts ( Slotted nuts,Nylon insert nuts,Flange Nuts,Self-hold Nuts,Square Nuts,Cap Nuts,etc.)
 

Product Description

 

   ISO 4032 - M30 - Class8 - Black

 
 (Samples with surface treatment of Black)

Materrial and surface teatment can be replaced with as below:

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

 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.

d	M20	M24	M30	M36	M42	M48	M56	M64
P	2.5	3	3.5	4	4.5	5	5.5	6
c	0.8-0.2	0.8-0.2	0.8-0.2	0.8-0.2	1.0-0.3	1.0-0.3	1.0-0.3	1.0-0.3
da	21.6-20	25.9-24	32.4-30	38.9-36	45.4-42	51.8-48	60.5-56	69.1-64
dw min	27.7	33.3	42.8	51.1	60	69.5	78.7	88.2
e min	32.95	39.55	50.85	60.79	71.3	82.6	93.56	104.86
m	18-16.9	21.5-20.2	25.6-24.3	31-29.4	34-32.4	38-36.4	45-43.4	51-49.1
mw min	13.5	16.2	19.4	23.5	25.9	29.1	34.7	39.3
s	30-29.16	36-35	46-45	55-53.8	65-63.1	75-73.1	85-82.8	95-92.8

d	M18	M22	M27	M33	M39	M45	M52	M60
P	2.5	2.5	3	3.5	4	4.5	5	5.5
c	0.8-0.2	0.8-0.2	0.8-0.2	0.8-0.2	1.0-0.3	1.0-0.3	1.0-0.3	1.0-0.3
da	19.5-18	23.7-22	29.1-27	35.6-33	42.1-39	48.6-45	56.2-52	64.8-60
dw min	24.9	31.4	38	46.6	55.9	64.7	72.4	83.4
e min	29.56	37.29	45.2	55.37	66.44	76.95	88.25	99.21
m	15.8-15.1	19.4-18.1	23.8-22.5	28.7-27.4	33.4-31.8	36-34.4	42-40.4	48-46.4
mw min	12.1	14.5	18	21.9	25.4	27.5	32.3	37.1
s	27-26.16	34-33	41-40	50-49	60-58.8	70-68.1	80-78.1	90-87.8

 

 

 

  Other Hex Nuts

 

 

Click on the image to see the details

If you wanna know more information about special or Standard Nuts , Pls contact us.

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.

 

Certifications

   Development History

  Production Workshop