Galvanized Class8 DIN557 M20 Carbon Steel Heavy Nut Square Nut

• Material: Carbon Steel
• Type: Square 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.
• Head Style: Square
• Standard: DIN, ANSI, GB, JIS, GOST, BSW
• Grade: 8.8
• Material Name: 40cr/45/42CrMo/35CrMo
• Property Class: Class8
• Surface Treatment: Zinc Plated
• Product Usages: Wheel/Truck/Wind Power Equipment/Machine
• Transport Package: Carton+Pallet
• Specification: 25kg/carton
• Trademark: as requested by buyer
• Origin: China
• HS Code: 73181600
• Production Capacity: 1500tons/Month
• Package Size: 17.00cm * 14.00cm * 7.00cm
• 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.)

 

Detailed Photos

 

  DIN557/ANSI/A SME B 18.2.2/UNI5597/ Custominzed design acceptd

Material: C45 / 40Cr / 35CrMo 
Property class: class 6 / class 8 /  class10 / class12
Surface treatment: Plain+oil / Zinc / Black oxide / Phosphate /Dacoromet / Geomet
Packing way: 25kg/carton, 1.5tons-2.5tons / pallet ; or as requested by buyer. 
 

 

 

Product Description

 

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

 

 

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 Products

 

  Other 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.

 

Certifications

   Development History

 

 

  Production Workshop