
M8 M10 ASTM A193-B7, B7m, L7, L7m, B16, B8, B8m, A660, All Thread Studs, Studs, Bolts, Thread Bar, Thread Rods, Stud, Rod, , Screw
Ningbo Dongxin High-Strength Nut Co., Ltd.- Material:Carbon Steel
- Type:Round Head
- Connection:Common Bolt
- Head Style:Round
- Standard:DIN, ANSI, GB, JIS, ASTM
- Grade:B7, L7, B16
Base Info
- Model NO.:B7,B7M,L7
- Application:Machinery, Chemical Industry, Building
- Finish:Black
- Model No.:B7, B7m, B16, L7, L7m, L43
- Texture:Carbon Steel, Stainless Steel, Brass, Alloy, etc.
- High Tensile:Yes
- Heat Treatment:Yes
- Surface Finishing:Black Oxide, Zinc Plated, Geomet, Dacromet, Teflon
- Size:Customized
- Brand Name:Dongxin,Customized
- Packaging Details:Carton on Pallets
- Sample:Sample for Free
- Factories or Traders:Factory
- Transport Package:Support Sea Freight
- Specification:3,8"-5", M8-M150
- Trademark:DongXin
- Origin:Ningbo, China
Description
Ningbo,China


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.




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.



Look forward to cooperating with you.






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.