DIN934 42CrMo Hex Nuts, Black Oxide Coating, M27
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Product Attributes
- Customization
- Available
- Material
- Carbon Steel
- Type
- Hexagon Head
- Model NO.
- ASME
- Connection
- Common Bolt
- Head Style
- Hexagonal
- Standard
- ASME
- Grade
- 8.8
- Material Name
- 40cr/45/42CrMo/35CrMo
- Surfact
- Black Oxide
- Size
- M6-M120
- Transport Package
- Carton + Pallet
- Specification
- 25KG/Carton
- Trademark
- as requested by buyer
- Origin
- China
- HS Code
- 731816
- Production Capacity
- 2500 Ton/Month
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Product Description

Welcome to Jinjiang Tagong Hardware Forging Manufacturer Co. LTD, a name synonymous with precision and quality in the fastener industry.
Specializing in producing top-tier Fasteners since 1985,, for more than 39 years of unparalleled expertise.
Our fasteners meet every Standard (GB, DIN, ISO, UNI, JIS, GOST, ANSI, ASTM ); And we also offer customized Non-standard solutions according to your specific drawings.
| ASME B 18.2.2- Heavy Hex Nuts 1 1/2" - 2H - Black |
We offer flexibility in Material and surface treatment options as follows:
| Mechnical Property | Material | Surface Treatment |
| Class 4 / 6 / 8/ 10 /12 | C45 40Cr 35CrMo 42CrMo 304 316 35K...... |
♦Yellow Zinc ♦Zinc Plated ♦Black Oxide ♦Phosphate ♦Dacromet ♦Geomet |
For further details and inquiries, please do not hesitate to contact us.


| Our Factory Introduction |
WHOWE ARE
Our expansive 60,000 square meter facility is equipped with 35 state-of-the-art hot-forging machines and 300 advanced machining units, all run by a skilled workforce of about 200 employees.
After more than 30 years of relentless innovation and dedication, we've developed a comprehensive forging and high-precision machining production system, reinforced by advanced CNC technology, mesh belt furnace production lines, and fully automated forging equipment.
Driven by a passion for excellence, Tagong has emerged as a trusted global supplier. Our ISO9001 quality management certification and SGS testing endorsement underscore our commitment to quality, as evidenced by our extensive export portfolio to Europe, North America, and South Asia. Our products are lauded by both domestic and international clients.
Development History
Production Workshop
1. Q: What about MOQ?
A: It depends on the size of the products.
2. Q: What are your advantageous products?
A: All kinds of standard and customized fasteners.
3. Q: How many staff are in your company?
A: About 200 staff in our factory.
4, Q: What about your annual production capacity?
A :About 30000 tons per year.
5, Q :Do you have an ISO 9001 certificate?
A: Yes, we do.
6, Q: Can you provide the CBAM report?
A: Yes, of course
About the Supplier
This supplier has been audited by BV. Verify the report on the official BV website with ID "MIC-ASR257266". Items marked "" are certified.
Company Profile
With over 40 years of experience, Tagong is an expert in the manufacturing of standard fasteners and special fasteners. We specialize in the production of various standard and non-standard nuts, with an annual output of 30, 000 tons and sales exceeding 200 million.
The company covers an area of 60, 000 square meters, with 35 hot-forging equipment, and 300 machining equipment, and currently has about 200 employees.
After more than 30 years of unremitting efforts and persistence, a forging and high-precision machining production system has gradually been formed, including multiple sets of advanced production and inspection equipment, CNC, mesh belt furnace production lines and fully automatic forging equipment.
Our passion for excellence has driven us to become a global supplier, and have won ISO9001 quality management system certification and passed SGS testing our products have been exported to Europe, North America, and South Asia. High-quality products are highly recognized by domestic and foreign customers.
Certificated with ISO-9001-2015 and GB/ T 19001-2016, and SGS certificate tests.
Our main products:
1) North America and Britain countries: A194, A563 Heavy Hexagon Nuts, Square/Slot Nuts, A325 and A490 Structural bolts, Square head bolts, Carriage bolts, Screw stud and such like ASTM and BS standard products.
2) Europe and MID-east Market: DIN/UNI/ISO standard series of Hex Nut, Square Nut, Hexagon/Square Head Bolts, Carriage bolts, Screw Studs, and such like standard parts and Fasteners.
3) Supply automobile fasteners for the automobile accessory factory, and we supply fasteners for diesel engines, locomotive, petroleum chemical, and power industries.
2. Railway fasteners and Railway Materials:
1) North America Market: All kinds of Screw Spikes, Track bolts, square head turn-out bolts, Fish plates, Spring Rail Clips, turnouts, Shoulders, Gauge rods, and such products rigorously according to AREMA standards.
About Our Factory & Business Background
- Address
- No. 58, Xunkeng District, Sankeng Village, Jinjing Town, Jinjiang City, Fujian Province, Quanzhou, Fujian, China
- Terms of Payment
- LC, T/T
- International Commercial Terms(Incoterms)
- FOB, EXW, CIF
- Average Lead Time
-
Peak Season Lead Time: 3-6 months
Off Season Lead Time: 1-3 months - Nearest Port
- Xiamen, Ningbo, Shenzhen
Our Production Capability & Technical Expertise
- Main Products
- Fastener, Nuts, Wheel Hub Bolt, Hexagon Nuts, Slotted Nuts, Wheel Nuts, Flange Nuts, Railway Nuts, Truck Nuts, Nylon Insert Nuts
Our Industry Experience & Global Business Record
- Export Year
- 2021-11-10
- Main Markets
- North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
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Product Groups
- Rivet
- Wing nut
- Retaining Ring
- stud
- welding nuts
- Special nuts
- washer
- screws
- Hex Nuts
- Wheel Nuts
- Nylon nuts
- Lock Nuts
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- DIN934 42CrMo Hex Nuts, Black Oxide Coating, M27
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