Jiangsu Profile
Product List
67396. DIN603 HDG & Black Oxide Carriage Bolt, Carbon Steel Mushroom Head Square Neck Bolt, Grade ... 
[Jun 13, 2026]
[Jun 13, 2026] Item Details Raw Material & Mechanical Strength Options Made of premium carbon steel, with performance grades ranging from 4.8 to 12.9 to meet different load-bearing and structural requirements. For high-corrosion ...
Company: Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.
67397. China Factory Bi-Metal Anchor Screw SS316 Ss410 Scm435 Drywall Concrete Fixing Self Tapping Screw [Jun 12, 2026]
[Jun 12, 2026] Product Description Item Details Composite Raw Material Composition Three-layer bi-metal integrated structure: main body adopts corrosion-resistant SUS316 stainless steel, transition section uses SS410 stainless ...
Company: Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.
67398. China Bi-Metal Steel Self Drilling Screw Zi-Al Coated Hex Flange Fastener [Jun 12, 2026]
[Jun 12, 2026] Product Description Item Details Composite Bi-Metal Raw Material Two-part composite structure: screw body uses SUS304/SUS316 stainless steel for lasting rust resistance; drill tip adopts high-carbon alloy steel ...
Company: Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.
67399. High Strength Hexagon Socket Shoulder Screw, Precision Limit Step Shoulder Bolt for Mold Machinery ... [Jun 11, 2026]
[Jun 11, 2026] Product Description Item Details Raw Material Selection Range Main stainless steel grades SS304, SS316; optional SS201, SS303, SS316L, SS904L, F593; carbon steel & high-tensile alloy steel for heavy-load industrial ...
Company: Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.
67400. Stainless Steel Torx Pan Head Three Combination Machine Screw, Precision Micro Fastener for ... [Jun 11, 2026]
[Jun 11, 2026] Product Description Item Details Material Premium Stainless Steel (SS304 / SS316 grade) Head & Drive Type Pan Raised Head, Torx Star Socket drive Product Category Metric Precision Micro Machine Screw, Standard ...
Company: Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.
67401. Hot Dipped Zinc Hex Flange Concrete Anchor Bolt, Cement Masonry Self-Tapping Mechanical Screw ... [Jun 11, 2026]
[Jun 11, 2026] Product Description Item Details Raw Material Options Primary stainless steel grades SS304, SS316, SS316L; extra stainless options SS201, SS303, SS904L; carbon steel & high-strength alloy steel for heavy load ...
Company: Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.
67402. DIN7991 Stainless Steel Hex Socket Countersunk Head Machine Screw, Nylok Blue Thread Lock Patch ... [Jun 11, 2026]
[Jun 11, 2026] Product Description Item Details Product Type Socket Head Screw, DIN7991 Hexagon Socket Countersunk Flat Head Fastener Base Material High-quality Stainless Steel with SS304 and SS316 performance grades Drive ...
Company: Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.
67403. ANSI/ASME B18.3 Hexagon Socket Head Carbon Steel Cap Screws Allen Hex Socket Bolts High Tensile ... [Jun 11, 2026]
[Jun 11, 2026] Product Description Item Details Full Product Name ANSI/ASME B18.3 DIN912 Grade 10.9 High Tensile Carbon Steel Hexagon Socket Head Cap Screws Black Oxide Industrial Allen Bolts Base Raw ...
Company: Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.
67404. Hex Flange Carbon Steel Self Drilling Bolt [Jun 10, 2026]
[Jun 10, 2026] Product Description Item Details Product Overview & Core Positioning This is a high-efficiency industrial fastener: Hex Flange Carbon Steel Self Drilling Bolt, designed for steel construction, metal roofing and ...
Company: Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.
67405. Stainless Steel Cross Recessed Countersunk Head Self Tapping Screw DIN7982, Pozi Drive Flat Head ... [Jun 10, 2026]
[Jun 10, 2026] Product Description Item Details Primary Base Raw Material Stainless steel grades SS201, SS303, SS304, SS316, SS316L, SS904L; carbon steel 1010/1022 as economical alternative material Product Category ...
Company: Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.
67406. Stainless Steel Hex Flange Self Drilling Screw, Hex Head Drilling Fastener with Integrated EPDM ... [Jun 10, 2026]
[Jun 10, 2026] Product Description Item Details Primary Raw Material Stainless steel (main grade 304 with superior anti-corrosion); carbon steel as cost-effective alternative material Product Category Industrial self-drilling ...
Company: Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.
67407. Stainless Steel DIN7504 Countersunk Phillips Head Self Drilling Screw, Cross Recessed Flat Head ... [Jun 10, 2026]
[Jun 10, 2026] Product Description Item Details Primary Raw Material Stainless steel (410, 304, 316 grades); carbon steel as alternative base material for cost-adjusted orders Product Classification DIN7504 Standard Cross ...
Company: Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.
67408. Custom Stainless Steel DIN912 Hex Socket Head Cap Bolt, Full Thread Allen Socket Cap Screw for ... [Jun 10, 2026]
[Jun 10, 2026] Product Description Item Details Main Raw Material Stainless steel (SS201, SS303, SS304, SS316, SS316L, SS904L); carbon steel alternative available for cost-effective orders Product Model Type DIN912 Hex Socket ...
Company: Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.
67409. Carbon Steel Hex Head Bolts DIN933 DIN931 Ansiasme Grade 8.8 10.9 12.9 Black Oxide Full & Half ... [Jun 10, 2026]
[Jun 10, 2026] Product Description Item Details Product Name High-Strength Carbon Steel Hex Head Bolts, DIN931 (Half Thread) / DIN933 (Full Thread) Material 45# Carbon Steel (AISI 1045), quenched and tempered for enhanced ...
Company: Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.
67410. BS4190 Carbon Steel Hexagon Head Bolt with Matching Nut, Surface Finish Black Oxide Hot DIP ... [Jun 10, 2026]
[Jun 10, 2026] Product Description Item Details Model Name Heavy Hex Head Carbon Steel Bolt, DIN/ISO/BS4190 Standard, Half Thread / Full Thread Material 45# Carbon Steel (AISI 1045), Quenched & Tempered Head Style Hexagonal ...
Company: Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.
