Jiangsu Profile
Product List
47671. Carbon Steel Hex Socket Thin Pan Head Step Shoulder Screw, Black Oxide Coating Metric Custom Limit ... 
[Jun 17, 2026]
[Jun 17, 2026] Product Description Item Details Base Raw Material Grade 8.8 high tensile carbon steel is adopted as the primary raw material, featuring stable mechanical strength and outstanding compression resistance; alternative ...
Company: Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.
47672. Customizable Carbon Steel Galvanized Racket Flat Spade Head Thumb Screw Tool Free Manual Adjustment ... [Jun 17, 2026]
[Jun 17, 2026] Product Description Item Details Available Raw Material Options Dual material selection for flexible usage: carbon steel for cost-effective general assembly, stainless steel for corrosion-intensive humid or chemical ...
Company: Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.
47673. Customized Low Carbon Steel Regular Round Spade Head Thumb Screw Zinc Plated Tool Free Hand Fastener [Jun 16, 2026]
[Jun 16, 2026] Product Description Nominal Diameter d dc Max dc Min k Max k Min h Max h Min dk Max dk Min L Max L ...
Company: Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.
47674. 5/16"-18 Carbon Steel Yellow Zinc Plated Butterfly Wing Thumb Screw ANSI Standard Tool Free Hand ... [Jun 16, 2026]
[Jun 16, 2026] Product Description Screw Thread d M4 M5 M6 M8 M10 M12 M16 M20 M24 P (Pitch) - 0.7 0.8 1 1.25 1.5 1.75 2 2.5 3 E max 8 11 13 16 20 23 29 35 44 ...
Company: Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.
47675. Custom M8×30mm Zinc Plated Carbon Steel Butterfly Wing Thumb Screw DIN Standard Hand Tightening ... [Jun 16, 2026]
[Jun 16, 2026] Product Description Screw Thread d M4 M5 M6 M8 M10 M12 M16 M20 M24 P (Pitch) - 0.7 0.8 1 1.25 1.5 1.75 2 2.5 3 E max 8 11 13 16 20 23 29 35 44 ...
Company: Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.
47676. DIN314 DIN315 DIN316 Zinc Plated Carbon Steel Butterfly Wing Thumb Screw Tool Free Hand Tightening ... [Jun 16, 2026]
[Jun 16, 2026] Product Description Screw Thread d M4 M5 M6 M8 M10 M12 M16 M20 M24 P (Pitch) - 0.7 0.8 1 1.25 1.5 1.75 2 2.5 3 E max 8 11 13 16 20 23 29 35 44 ...
Company: Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.
47677. DIN316 Zinc Plated Carbon Steel Butterfly Wing Thumb Screw Tool Free Hand Twist Fastener [Jun 16, 2026]
[Jun 16, 2026] Product Description Screw Thread d M4 M5 M6 M8 M10 M12 M16 M20 M24 P (Pitch) - 0.7 0.8 1 1.25 1.5 1.75 2 2.5 3 E max 8 11 13 16 20 23 29 35 44 ...
Company: Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.
47678. ASTM A325 Hot DIP Galvanized Heavy Hex Structural Bolt Half Thread High Tensile Steel Bolt for ... [Jun 16, 2026]
[Jun 16, 2026] Product Description Item Category Detailed Information Main Raw Material & Alloy Grade Premium medium carbon steel 40Cr as standard substrate; two optional grades of ASTM A325 are available, including Type 1 ...
Company: Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.
47679. 8.8 Grade Carbon Steel Zinc Plated Hex Socket Countersunk Waisted Shank Captive Screw for Equipment ... [Jun 15, 2026]
[Jun 15, 2026] Symbol Limit M2.5 M3 M4 M5 M6 M8 M10 b Nominal Thread Length 4 4 6 8 10 12 15 dk (Head Diameter) Max 5.0 6 8 10 12 16 20 dk (Head Diameter) Min 4.7 5.7 7.64 9.64 11.57 15.57 19.48 k ...
Company: Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.
47680. Pipe Making Equipment for Ss Pipe Manufacturers Ss Pipe Making Machine Line for Construction [Jun 15, 2026]
[Jun 15, 2026] Product Description SY32 High-frequency welded tube production equipment Our ERW tube mill creates round, square, rectangular, and special profile pipes like D, O, Octagon. Applications: GI, construction, automotive, ...
47681. Pipe Diameter 8mm - 25mm Production Line Ss New Product Pipe Making Machine Line Ss Making Machine ... [Jun 15, 2026]
[Jun 15, 2026] Product Description SY32 High-frequency welded tube production equipment Our ERW Tube mill/pipe machine creates round, square, rectangular, and special pipes like D, O, Octagon. Applications: Gl, construction, ...
47682. Color Zinc Plated Torx Pan Head Sems Screw with Multiple Washers, M4 Metric Hardware Assembly ... [Jun 13, 2026]
[Jun 13, 2026] Product Description Item M4 M5 M6 M8 Thread Nominal d M4 M5 M6 M8 b (Min thread length) 38 38 38 38 dc (Reference value) 2.75 3.25 4 5 H (Nominal head ...
Company: Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.
47683. Customized Nickel Plating Dual Screw Male and Female Chicago Screw, Two-Part Hollow Barrel Book ... [Jun 13, 2026]
[Jun 13, 2026] Product Description Item Details Base Raw Material High strength carbon steel as core raw material, stable mechanical property, tensile strength meets 4.8~6.8 performance grade standard Product ...
Company: Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.
47684. Decorative Steel Pipe Equipment Supplier Tube Forming Machine High Frequency Tube Mill Line Metal ... [Jun 11, 2026]
[Jun 11, 2026] Product Description SY32 High-frequency welded tube production equipment Our ERW tube mill crafts round, square, rectangular, and special profile pipes. Applications: GI, construction, automotive, mechanical tubing, ...
47685. Steel Tube Forming Machine for Pipe Production Pipe Tube Mill Making Machine Line High Speed ... [Jun 11, 2026]
[Jun 11, 2026] Product Description SY32High frequency welding tube professional making production equipment Our machine ERW Tube mil/pipe mill/welded pipe producion/tube making machine is used to produce round, square and rectangular ...
