A490 A490M Grade 10.9 8.8 HDG Zinc High strength structural bolting assemblies for preloading system HR Hex bolt EN14399 3
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- Supplier: Ningbo Studbolt International Trade Co. Ltd.
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Product Overview
Description
Product Description
| Products | Bolt,Screw,Nut,Washer,Pin,Rivet and Non-standard fasteners according to drawings. |
| Standard | ISO,DIN,JIS,ANSI,BSW,GB and non-standard fastener according to customers' drawing |
| Machines | Auto pressing machines, automatic heading machine,CNC machines, cold header high-precision surfa grinder machine, involantary grinder machines,Hardness tester, Electrolytic metrical thickness gauge, Vision Measuring Machine,Thickness Gauge and so on |
| Material |
1. Alloy Steel: B7, B7M, B16, L7, L7M, L43 etc 2. Stainess steel: B8, B8M, B8T, B8C etc 3. Nut: 2H, 2HM,4, 7, 7M, 8, 8M, 8T, 8C etc 4. A325 and A490 steel structure bolt set 5. A453 series: 660A/B/C/D, 651, 662, 665, 668 etc 6. Duplex & super duplex: F51, F53, F55, F61, S32750, S32760, S31803, S32550 etc 7. Nickel Alloy: Alloy C22, C276, 400, K500, 600, 601, 625, 718, 825 etc 8. High temperature alloy: 310/310S, A286, 800HT etc |
| Surface Finishing | Zn- Plated,Ni-plated,Passivated,Tin-plated Sandblast and Anodized, Polish,Electro Painting,Black Anodize, Plain,Chrome plated,Hot Deep Galvanize(H. D. G. ) ,Brass Plating,Black Oxide etc. |
| Heat Treatment | Tempering,Hardening,Spheroidizing,Stress Relieving. |
| Manufacture Process | Heading/Machining/Threading/heat treatment/plating/Baking/QA/Package/Shipping |
| Lead time | 15-20 working days as usual,It will based on the detailed order quantity. |
| After-sale service | we will follow up goods for every customer and help solve problem after sales. |
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