Black Oxide M45 Class10 GB812 Round Nuts Bolt Set

• Material: Carbon Steel
• Type: Round Head
• Connection: Common Bolt
• Head Style: Round
• Standard: DIN, ANSI, GB, JIS, GOST, BSW, ISO Uni
• Grade: 10.9
• Model NO.: GB812-M45-Black
• Material Name: Steel 45
• Property Class: Class 10
• Surface Treatment: Black Oxide
• Transport Package: Pallet+Carton
• Specification: 25kg/carton
• Trademark: as requested by buyer
• Origin: China
• HS Code: 73181600
• Production Capacity: 2000000PCS/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.)
 

Product Description

 

  GB /T 812 - M45 - Class10 -  Black Oxide

(samples with surface treatment of Black oxide)

Property class, Material, and Surface coating can be replaced as below :

Mechanical Property	Material	Surface Treatment
Class 4 / 5/ 6/ 8/ 10/ 12	Steel 45 40Cr 35CrMo 42CrMo Q235 Steel20	Plain Black oxide Zinc Plated Phosphate Dacromet Geomet HDG

 

 

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

If you want to know more information, pls contact with us.                         

P.S.:  Please contact us to re-quote the exact price before placing an order, because the material price is unstable.

 

d	M16	M18	M20	M22	M24	M25	M27	M30	M33	M35	M36	M39	M40
dk	30	32	35	38	42	42	45	48	52	52	55	58	58
d1	22	24	27	30	34	34	37	40	43	43	46	49	49
m	8	8	8	10	10	10	10	10	10	10	10	10	10
n	5.3-5	5.3-5	5.3-5	5.3-5	5.3-5	5.3-5	5.3-5	5.3-5	6.3-6	6.3-6	6.3-6	6.3-6	6.3-6
t	3.1-2.5	3.1-2.5	3.1-2.5	3.1-2.5	3.1-2.5	3.1-2.5	3.1-2.5	3.1-2.5	3.6-3	3.6-3	3.6-3	3.6-3	3.6-3
c	0.5	0.5	0.5	0.5	1	1	1	1	1	1	1	1.5	1.5
c1	0.5	0.5	0.5	0.5	0.5	0.5	0.5	0.5	0.5	0.5	0.5	0.5	0.5

d	M42	M45	M48	M50	M52	M55	M56	M60	M64	M65	M68	M72	M75
dk	62	68	72	72	78	78	85	90	95	95	100	105	105
d1	53	59	61	61	67	67	74	79	84	84	88	93	93
m	10	10	12	12	12	12	12	12	12	12	12	15	15
n	6.3-6	6.3-6	8.36-8	8.36-8	8.36-8	8.36-8	8.36-8	8.36-8	8.36-8	8.36-8	10.36-10	10.36-10	10.36-10
t	3.6-3	3.6-3	4.25-3.5	4.25-3.5	4.25-3.5	4.25-3.5	4.25-3.5	4.25-3.5	4.25-3.5	4.25-3.5	4.75-4	4.75-4	4.75-4
c	1.5	1.5	1.5	1.5	1.5	1.5	1.5	1.5	1.5	1.5	1.5	1.5	1.5
c1	0.5	0.5	0.5	0.5	0.5	0.5	1	1	1	1	1	1	1

d	M76	M80	M85	M90	M95	M100	M105	M110	M115	M120	M125	M130	M140
dk	110	115	120	125	130	135	140	150	155	160	165	170	180
d1	98	103	108	112	117	122	127	135	140	145	150	155	165
m	15	15	15	18	18	18	18	18	22	22	22	22	26
n	10.36-10	10.36-10	10.36-10	12.43-12	12.43-12	12.43-12	12.43-12	14.43-14	14.43-14	14.43-14	14.43-14	14.43-14	14.43-14
t	4.75-4	4.75-4	4.75-4	5.75-5	5.75-5	5.75-5	5.75-5	6.75-6	6.75-6	6.75-6	6.75-6	6.75-6	6.75-6
c	1.5	1.5	1.5	1.5	1.5	1.5	1.5	1.5	1.5	1.5	1.5	1.5	1.5
c1	1	1	1	1	1	1	1	1	1	1	1	1	1

 

Detailed Photos

 

Picture of mass producution after CNC

 

 

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