DIN981 GB812 Round Nuts Class10 M20 Black Oxide

• Material: Carbon Steel
• Type: Round 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.: GB812
• Head Style: Round
• Standard: DIN, ANSI, GB, JIS, GOST, BSW, ISO Uni
• Grade: 10.9
• Material Name: 40cr/45/42CrMo/35CrMo
• Property Class: Class10
• Surface Treatment: Black Oxide
• Process: Hot Forging
• Size: M20
• 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 * 15.00cm * 15.00cm
• 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

 

GB 812 - M20 - Class10 - Black Oxide

 
 (Samples with surface treatment of  Black Oxide)
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 ♦HDG ♦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.

Product Parameters

 

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

 

 

 

  Other Special Round Nuts

 

 

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

 

Company Profile

 

  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
 

 

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