• Model NO.：Hex Bolt
• High Tensile：Yes
• Finishing：Black Oxide, Zinc Plated, Geomet, Dacromet, Teflon
• Size：3,8"-5", M8-M150
• Sample：Sample for Free
• Factories or Traders：Factory
• Transport Package：Cartons and Pallets
• Specification：3,8"-5", M8-M150
• Trademark：DX,Customizable
• Origin：Ningbo, China

Item Name:Double End Studs/ Stud BoltsStandard:B7/B7M/B16/L7/L7MGrade:4.8, 8.8, 10.9, 12.9Diameter: 3/8"-5",M8-M150Length:Any Length AvailableSurface Treatment: Plain, Zinc Plated, HDG, Black, Xylan, PTFEPackaging Details:Bulk packing in the cartons, Then on the pallets, or as your requirementsPrice terms:FOB, CFR, CIF, EX WORKSPayment terms:T/T, L/CDelivery method:By Sea, By Sir or By Express ServiceCustomer design:We can manufacture in accordance with your samples, drawings or only ideasCertifications: API-20E BSL-1 BSL-2 , PED--(LRQA), BV CERTIFICATE,CE-EN15048-1:2007, CE-EN14399-1:2015, ISO 9001:2015

    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 FACTORY
WHY CHOOSE US

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.

COOPERATION & EXHIBITION

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.