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 Nuts and Bolts. 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 The Ningbo Steel Bolt Co., Ltd 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. The Ningbo Bolt major products as follows, BOLTS : ASTM A325/A325M TYPE 1 HEAVY HEX STRUCTURAL BOLTS ASTM A490/A490M TYPE 1 HEAVY HEX STRUCTURAL BOLTS ASTM A193 GRADE B7/B7M HEAVY HEX BOLTS SAE J429 GRADE 2/5/8/9 HEX BOLTS/HEX CAP SCREWS DIN 6914 CLASS 8.8/10.9/12.9 STRUCTURAL BOLTS DIN 6914 CLASS 8.8/10.9/12.9 STRUCTURAL BOLTS DIN 931 933 CLASS 4.8/6.8/8.8/10.9/12.9 HEX 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 ISO 4014/4017 CLASS 4.8/6.8/8.8/10.9/12.9 HEX BOLTS AS 1252 GRADE 8.8 HIGH STRENGTH STEEL BOLTS NUTS: ASTM A194 GRADE 2H/2HM/7/7M/8/8M HEAVY HEX NUTS ASTM A563M 10S HEAVY HEX NUTS SAE J995 GRADE 2/5/8 HEX NUTS DIN 6015 CLASS 8/10 STRUCTURAL NUTS DIN 934 CLASS 4/6/8/10/12 HEX NUTS DIN 6923 CLASS 4/6/8/10 HEX FLANGE NUTS ISO 4032 CLASS 4/6/8/10 HEX NUTS AS 1252 GRADE 8 HIGH STRENGTH STEEL NUTS 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 SAE GARDE 2/5/8 & ASTM A307 GRADE A/B THRADED RODS WASHERS: ASTM F436/F436M TYPE 1 FLAT WASHERS DIN 125A FLAT WASHERS DIN 127B SPRING WASHERS DIN 6916 FLAT WASHERS AS 1252 STRUCTURAL WASHERS DTI WASHERS/ASTM F959/959M Ningbo Steel Bolt Co., Ltd 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!