Carbon Steel Black Class8 M20 Hex Nuts Heavy Nuts ISO7414

• 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.: ISO7414-M20-Black
• Head Style: Hexagonal
• Standard: DIN, ANSI, GB, JIS, GOST, BSW
• Grade: 8.8
• Material Name: Steel 45
• Property Class: Class8
• Surface Treatment: Black Oxide
• Product Usages: Truck/Wheel/Machine
• 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.)
 

 ISO7414 - M20 - Class8 - Black Oxide

 

Product Description

 (Samples with surface treatment of  Black )

Materrial and surface teatment can be replaced with as below:

Mechnical Property	Material	Surface Treatment
Class5 /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	M22	M24	M27	M30	M36
P	2.5	2.5	3	3	3.5	4
da	21.6-20	23.8-22	25.9-24	28.2-27	32.4-30	38.9-36
dw min	31.4	33.3	38	42.8	46.5	55.9
e min	37.29	39.55	45.2	50.85	55.37	66.44
m	18-16.9	19.4-18.	21.5-20.2	23.8-22.5	25.6-24.3	31-29.4
mw min	13.52	14.48	16.16	18	19.44	23.52
c	0.8-0.2	0.8-0.2	0.8-0.2	0.8-0.2	0.8-0.2	0.8-0.2
s	34-33	36-35	41-40	46-45	50-49	60-58.8

 

Detailed Photos

 

 

  Our Factory Introduction

                                    WHO WE ARE
                                    With over 35 years of experience,Tagong is the expert in the manufacturing standard fasteners and special fasteners.
                                    Our passion for excellence has driven us to become a globe supplier.Our products have been export to Europe,
                                    Australia,North America and South Asia.Well received by customer.
                                    Established in 1985,our 60,000 square meters state-of-the-art manufacturing facility founded in Jinjiang City has a large
                                    capacity to produce specialty fasteners to our customer's unique specifications,and drawings.We have and integrated
                                    process of hot forging.It introduced advanced producing and inspection equipments .
                                    Certificated with ISO9001/2015, GB/T19001-2016,and SGS certificate test.

                                    Development History


                                    Production Workshop