
High Quality Carbon Steel DIN985/DIN982 Hex Nylon Insert Lock Nut
Ningbo Dongxin High-Strength Nut Co., Ltd.- Material:High Strength Steel
- Type:Hexagon Head
- Connection:Common Bolt
- Head Style:Hexagonal
- Standard:DIN, ANSI, GB, JIS, GOST, BSW
- Grade:8.8
Base Info
- Model NO.:DIN985,DIN982
- Texture:Carbon Steel, Stainless Steel, Brass, Alloy, etc.
- High Tensile:Yes
- Surface Treatmen:Zinc Plated, Black Oxide, Galvanized, Passivated
- Size:3,8"-5", M8-M150
- Heading Tag:Dx,Customizable
- Sample:Sample Are Free
- Application:Heavy Industry, Mining, Water Treatment
- Packing:Cartons+Plastic Bags
- Delivery Time:15-25 Days
- Transport Package:Fob, CIF, CNF
- Specification:3,8"-5", M8-M150
- Trademark:DX,Customizable
- Origin:Ningbo, China
Description
2.5 | 2.5 | 3 | 3 | 3.5 | 3.5 | 4 | 4 | 4.5 | 4.5 | 5 |
1.5 | 1.5 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 3 | 3 |
/ | / | / | / | / | / | / | / | / | / | / |
20 | 22 | 24 | 27 | 30 | 33 | 36 | 39 | 42 | 45 | 48 |
21.6 | 23.7 | 25.9 | 29.1 | 32.4 | 35.6 | 38.9 | 42.1 | 45.4 | 48.6 | 51.8 |
27.7 | 31.4 | 33.2 | 38 | 42.7 | 46.6 | 51.1 | 55.9 | 59.9 | 64.7 | 69.4 |
32.95 | 37.29 | 39.55 | 45.2 | 50.85 | 55.37 | 60.79 | 66.44 | 72.09 | 76.95 | 82.6 |
22.8 | 24.5 | 27.1 | 31 | 32.6 | 35.5 | 38.9 | 42 | 45 | 48 | 50 |
21.5 | 23.2 | 25.8 | 29.4 | 31 | 33.9 | 37.3 | 40.4 | 43.4 | 46.4 | 48.4 |
16.9 | 18.1 | 20.2 | 22.5 | 24.3 | 27.4 | 29.4 | 31.8 | 34 | 36 | 38 |
13.52 | 14.48 | 16.16 | 18 | 19.44 | 21.92 | 23.52 | 25.44 | 27.2 | 28.8 | 30.4 |
30 | 34 | 36 | 41 | 46 | 50 | 55 | 60 | 65 | 70 | 75 |
29.16 | 33 | 35 | 40 | 45 | 49 | 53.8 | 58.8 | 63.1 | 68.1 | 73.1 |
68 | 86 | 127 | 182 | 273 | 296 | 380 | 505 | 630 | 814 | 995 |






Ningbo Dongxin High-Strength Nut Co., Ltd. was established in 1992,located in Ningbo,China .We are a modern fasteners factory,with fully automated production and stereoscopic warehouse. Our company mainly produce high strength fasteners. The products include all kinds of Bolts, Nuts,Washers, Pins, Studs,Tapping/Double end Studs,Threaded rods, Machining parts, Carriage bolts,Screws, and ext. we export to all over the world.Dongxin always put quality first, With continued development , Dongxin has a good reputation in the fastener industry of Oil Field, Petrochemical Industry, Heavy Engineering Industry, Construction Industry and Wind Power Industry. We have been certified by ISO 9001-2015,API-20E(BSL-1 and BSL-2),PED,CE-EN 14399,CE-EN 15048,BV, ISO45001:2018, ISO14001:2015.
Look forward to cooperating with you.

Our Team

1.Location Advantage:
Our company locate in Ningbo,China,Ningbo port is one of the largest deep-water ports in the world.
2.Dongxin has a long history and production experience:
We established since from 1992, specializing in the production of Nuts ,Stud bolts and bolts,we always put the quality first,.
3.We have modern and automated production lines:
We are a modern fasteners factory,with fully automated production and stereoscopic warehouse ,We have testing center.We use ERP system management.
4.Keeping progressing always:
We always keeping progressing and innovation at any times,and renewal the staleness equipment if necessary.
5, We always offer the best Services
The fast feedback to customer,on-time deliver orders,be responsible for all of our customer.
Workshop

CERTIFICATE

FAQ
Q1: Are you trading company or manufacturing company?
A:We are factory.
Q2:What is your main products?
A:Stud bolts,Heavy Hex Nuts,Structure nuts,Hex nuts, Thread rods, Tapping/Double End Studs;All kinds of Hex Head Bolts, Hex Socket Head Cap Screw with Grade: 8.8, 10.9, 12.9. All kinds of Spring, Flat, Heavy washers with any grade.
Q3:How to order?
A:Send the inquire by email.
Q4:Do you provide samples? Is it free or extra?
A:Yes, we could offer the sample for free charge if the samples in stock but do not pay the air cost.
Q5: What is the delivery ?
A: Sample order's delivery time is 5- 7 days. Container orders are about 15-20 days.
Q6:What's your main market:
A:USA,Canada,Europe,UK,Middle East,Asia and ext.