 Our History
NINGBO STEEL BOLT CO.,LTD is a professional fasteners factory from Ningbo,China and specilize in produce Bolts and Nuts. Our factory have many years experiences of produce Bolts and Nuts.
Our Factory
The NINGBO BOLT is located in Ningbo of China, adjacent to the great oriental Port to the east. We are specialize in the High-Strength fasteners industry and our products have the best quality.
Our Product
Bolts: Hex Bolts, Heavy Hex Bolts, Structural Bolts, Carriage Bolts, Hex Flange Bolts, Hex Head Bolts, Square head bolts, Round Head Bolts, Wedge Anchor Bolts, Track Bolts, T-head Bolts, Pan Bolts, Bent bolt, Elevator bolts, Wing bolts, Wheel Bolts, Allen Bolts, Eye Bolts, J Anchor bolts, L Anchor bolts, U bolts
Nuts: Hex Nuts, Heavy Hex Nuts, Structural Nuts, Flange Nuts, Slotted Nuts, Stainless Steel Nuts, Square Nuts, Spring Nuts, Jam Nuts, Nylon Insert Nuts, Cap Nuts, Furniture Nuts, Coupling Nuts, Spring Nuts, Wheel Nuts, Cage Nuts, Rivet Nuts, Castle Nuts, Wing Nuts, Press Nuts, Weld Nuts
Screws: Hex Cap Screws, Socket Head Cap Screws, Flange 12-point Screws, Wood Screws, Press Screws, Machine Screws, Drilling Screws, Tapping Screws
Studs: All Threaded Studs, Double End Studs, Tap End Studs, Shear Welding Studs
Threaded rods: Carbon Steel Threaded Rod, Alloy Steel Threaded Rod, Stainless Steel Threaded Rod, Galvanized Threaded Rod
Washers: Flat Washers, Structural Washers, Spring Lock Washers, Copper Washers, Fender Washers, Stainless Steel Washers, SAE Washers, Square washers, Self-Lock Washers
Product Application
The NINGBO BOLT corporation specializes in producing Nuts and Bolts for many years, so our technology is at the High-class level in this industry and our products have fine workmanship, especially the technology of produce the High-Strength Fasteners.
BOLTS : |
ASTM A325/A325M TYPE 1 HEAVY HEX STRUCTURAL BOLTS |
ASTM A490/A490M TYPE 1 HEAVY HEX STRUCTURAL BOLTS |
ASTM A193/A193M GRADE B7/B7M/B16/B8/B8M HEAVY HEX BOLTS |
SAE J429 GRADE 2/5/8/9 HEX BOLTS/HEX CAP SCREWS |
DIN 931 933 CLASS 4.8/6.8/8.8/10.9/12.9 HEXAGON BOLTS |
DIN 6914 CLASS 8.8/10.9/12.9 STRUCTURAL BOLTS |
DIN 912 CLASS 8.8/10.9/12.9 HEXAGON SOCKET HEAD CAP SCREWS |
DIN 7991 CLASS 8.8/10.9/12.9 HEX SOCKET COUNTERSUNK HEAD CAP SCREWS |
DIN 6921 CLASS 4.8/6.8/8.8/10.9/12.9 HEX FLANGE BOLTS |
EN14399-3/4 HIGH-STRENGTH STRUCTURAL BOLTS |
AS 1252 GRADE 8.8 HIGH STRENGTH STRUCTURAL BOLTS |
| ISO 4014/4017 CLASS 4.8/6.8/8.8/10.9/12.9 HEX BOLTS |
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NUTS: |
ASTM A194/A194M GRADE 2H/2HM/7L/7M/4L/8/8M HEAVY HEX NUTS |
ASTM A563/A563M GRADE A/B/C/DH/8S/10S HEAVY HEX STRUCTURAL NUTS |
SAE J995 GRADE 2/5/8/9 HEX NUTS |
DIN 6915 CLASS 8/10 STRUCTURAL NUTS |
DIN 934 CLASS 4/6/8/10/12 HEXAGON NUTS |
DIN 6923 CLASS 4/6/8/10 HEX FLANGE NUTS |
EN14399-3/4 HIGH-STRENGTH STRUCTURAL NUTS |
AS 1252 GRADE 8 HIGH STRENGTH STRUCTURAL NUTS |
| ISO 4032 CLASS 4/6/8/10 HEX NUTS |
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THREADED RODS: |
ASTM A193 GRADE B7/B7M/B16/B8/B8M THREADED RODS/STUD BOLTS/ROUND BARS |
ASTM A320 GRADE L7/L7M/L43/B8/B8M THREADED RODS/STUD BOLTS/ROUND BARS |
DIN 975/976 CLASS 4.8/6.8/8.8/10.9/12.9 THREADED RODS/STUD BOLTS/ROUND BARS |
SAE GARDE 2/5/8 THRADED RODS/STUD BOLTS/ROUND BARS |
| ASTM A307 GRADE A/B THRADED RODS/STUD BOLTS/ROUND BARS |
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WASHERS: |
ASTM F436/F436M TYPE 1 HARDENED STRUCTURAL WASHERS |
| SAE FLAST WASHERS |
| USS FLAT WASHERS |
DIN 125A FLAT WASHERSSAE |
DIN 127B SPRING WASHERS |
DIN 6916 STRUCTURAL FLAT WASHERS |
AS 1252 STRUCTURAL WASHERS |
EN14399-5/6 HARDENED PLAIN WASHERS
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| DTI WASHERS/ASTM F959/F959M |
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Material: Carbon steel, Alloy steel, Stainless steel, etc.
Finish: Plain, Black, Zinc Plated, Yellow Zinc Plated, H.D.G, etc.
Our Certificate
NINGBO STEEL BOLT CO.,LTD is an ISO 9001:2015 certified manufacturer of industrial fasteners. We also can supply the special bolts, screws and nuts according to your drawings and requirement.
Production Equipment
Automatic Cold Forming Machines, Hot Forging Machines, Cutting machines, Automatic Thread Rolling Machines, Thread Tapping Machine , Annealing Furnace , Fasteners Heat Treatment Furnaces, Hot Dip Galvanizing, Automatic Fasteners Packing Machines, Fasteners Inspection And Measurement Instruments, Chemical Analysis Spectrometer, Hardness Tester , Tensile Machine , Torque Machine, Impact Testing Machine, Salt Spray Tester.
Production Market
NINGBO STEEL BOLT CO.,LTD main products ASTM A325 Structural Bolts, ASTM A193-B7 Threaded Rods, A194 Gr. 2H Heavy Hex Nuts and ASTM F436M Hardened Flat Washers, they are widely spread all over the world, include the Country from America, Europe, Middle East, Africa, Etc.
Our Service
We are confident to provide you with high-quality products, competitive prices, timely delivery and perfect after-sales service. The NINGBO BOLT target is to create a win-win business model and establish long-term business relationship with our partner in future.
Please let me know your specific requirement so we will provide competitive price, on time and fast delivery with best service immediately!
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Products
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