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About Us
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 about
15 years experiences of produce Nuts and Bolts.
Our Factory
The Ningbo-bolt is located in Ningbo of China, a beautiful, and rich coastal
city, 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, Lock Washers, Spring Washers, Copper Washers, Fender
Washers, Stainless Steel Washers, SAE Washers, Square washers, Self-Lock
Washers
Rivet: Blind Rivet, Flat Head Rivet, Hollow Rivet
Product Application
The Ningbo Bolt 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 2H NUTS and
B7 Stud Bolts.
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BOLTS : |
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ASTM A325/A325M TYPE 1 HEAVY HEX STRUCTURAL BOLTS |
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ASTM A490/A490M TYPE 1 HEAVY HEX STRUCTURAL BOLTS |
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ASTM A193 GRADE B7/B7M HEAVY HEX BOLTS |
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SAE J429 GRADE 2/5/8/9 HEX BOLTS/HEX CAP SCREWS |
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DIN 6914 CLASS 8.8/10.9/12.9 STRUCTURAL BOLTS |
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DIN 931 933 CLASS 4.8/6.8/8.8/10.9/12.9 HEX BOLTS |
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DIN 912 CLASS 8.8/10.9/12.9 HEXAGON SOCKET HEAD CAP SCREWS |
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DIN 7991 CLASS 8.8/10.9/12.9 HEX SOCKET COUNTERSUNK HEAD CAP SCREWS |
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DIN 6921 CLASS 4.8/6.8/8.8/10.9/12.9 HEX FLANGE BOLTS |
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ISO 4014/4017 CLASS 4.8/6.8/8.8/10.9/12.9 HEX BOLTS |
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AS 1252 GRADE 8.8 HIGH STRENGTH STEEL BOLTS |
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NUTS: |
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ASTM A194 GRADE 2H/2HM/7/7M/8/8M HEAVY HEX NUTS |
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ASTM A563M 10S HEAVY HEX NUTS |
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SAE J995 GRADE 2/5/8 HEX NUTS |
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DIN 6015 CLASS 8/10 STRUCTURAL NUTS |
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DIN 934 CLASS 4/6/8/10/12 HEX NUTS |
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DIN 6923 CLASS 4/6/8/10 HEX FLANGE NUTS |
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ISO 4032 CLASS 4/6/8/10 HEX NUTS |
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AS 1252 GRADE 8 HIGH STRENGTH STEEL NUTS |
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THREADED RODS: |
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ASTM A193 GRADE B7/B7M/B16/B8/B8M THREADED RODS/STUD BOLTS/ROUND
BARS |
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ASTM A320 GRADE L7/L7M/L43/B8/B8M THREADED RODS/STUD BOLTS/ROUND
BARS |
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DIN 975/976 CLASS 4.8/6.8/8.8/10.9/12.9 THREADED RODS |
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SAE GARDE 2/5/8 & ASTM A307 GRADE A/B THRADED RODS |
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WASHERS: |
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ASTM F436/F436M TYPE 1 FLAT WASHERS |
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DIN 125A FLAT WASHERS |
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DIN 127B SPRING WASHERS |
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DIN 6916 FLAT WASHERS |
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AS 1252 STRUCTURAL WASHERS |
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DTI WASHERS/ASTM F959/959M |
Material: Carbon steel, Alloy steel, Stainless steel, etc.
Finish: Plain, Black, Zinc Plated, Yellow Zinc Plated, H.D.G, etc.
Competitive Advantages:
1). Top Quality control
2). Competitive Price
3). Various of Design
4). OEM Accepted
5). Customer's Design and Logo are Welcome
Our Certificate
Ningbo Steel Bolt Co., Ltd is a 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-bolts
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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