core features of DIN933 Hex Bolt

1.Hex head: Efficient torque transmission, compatible with standard wrenches.
2.Precision threads: Tight engagement with nuts, reliable load-bearing.
3.Dual thread options: Full thread for thin workpieces, half thread for thick components.
4.High strength: Heat-treated material ensures shear/tensile resistance.
5.Wide compatibility: Matches standard nuts/washers, adaptable to general/heavy-duty scenarios

Product Parameter (Specification)

Standard	DIN,ASTM/ANSI, JIS, EN, ISO,AS	Material	Carbon steel, Stainless Steel, Aluminum,Brass
Surface Treatment	Zinc Plated, Hop Dip Galvanized(HDG) phosphorization, Black Oxide,Geomet,Dacroment,Nickel plated,Zinc-Nickel plated	Shank	Full thread
Grade	4.8,5.6,6.8,8.8, 10.9, 12.9,B7,B7M,B8,B8M,304,316,A2,A4	Size	M3-M64
Unite	Piece,KGS,TON	Packing	Bulk cartons with pallet, small boxes in cartons with pallet

Product Application

DIN933 Hex Bolt is widely used in heavy Industry, mining, water treatment, healthcare, retail industry, general industry, Oil & Gas, automotive industry etc.

DIN 933 Full-Threaded Hex Bolt Application Scenario Table

Application Field	Specific Application Scenario	Recommended Standards & Grades	Key Considerations
General Machinery & Equipment	Fastening of thin-walled housings , connection of adjustable brackets , and fixing of gear covers in precision machines.	– Primary Standard: DIN 933 – Performance Grades: 4.6, 5.6, 8.8 – Materials: Carbon steel, alloy steel, stainless steel	– Full-thread advantage: Full-length thread engagement ensures uniform load distribution, ideal for thin components. – Surface treatment: Electro-galvanizing, passivation , or phosphating.
Electronic & Electrical Industry	Installation of server racks, fixing of circuit board brackets in industrial control cabinets, and connection of electrical junction boxes.	– DIN 933 Grade 4.6/5.6, Grade 8.8 – Materials: Carbon steel, stainless steel	– Corrosion resistance: Electro-galvanized coating thickness ≥ 10μm for indoor cabinets; stainless steel A2 for outdoor electrical boxes.
Construction & Decoration	Fixing of lightweight curtain wall hangers, connection of aluminum alloy profiles , and installation of suspended ceiling keels.	– DIN 933 Grade 5.6/8.8 – Surface treatment: Hot-Dip Galvanizing, anodizing , or powder coating	– Adjustable installation: Full threads allow fine-tuning of installation depth . – Compatibility: Match with thin washers (DIN 125) to avoid damaging decorative surfaces .
Light Industry & Furniture Manufacturing	Assembly of wooden furniture, fixing of plastic parts, and connection of sheet metal components.	– DIN 933 Grade 4.6/5.6 – Materials: Carbon steel, stainless steel	– Thread versatility: Full threads enable engagement with nuts on both sides of thin materials . – Torque control: Use manual torque screwdrivers for Grade 4.6 bolts to prevent cracking plastic/wooden parts.
Maintenance & Temporary Fixing	Emergency repair of small mechanical parts, temporary fixing of pipeline supports, and replacement of lost bolts in household appliances.	– DIN 933 Grade 4.6/5.6 , Grade 8.8	– Easy disassembly: Full threads allow quick removal and reinstallation, suitable for temporary fixes. – Dimensional matching: Confirm thread pitch and length to ensure full engagement with nuts/threaded holes.

Three steel DIN933 hex bolts of different sizes on white background.

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DIN933 Hex Bolt

1.Complies with DIN 933/931, ISO 898-1, ASTM A325; general-purpose hexagonal bolts.

2.Material: Carbon steel (45#), alloy steel (42CrMo), stainless steel (304/316); strength grades 4.8–12.9.

3.Structure: One-piece hex head + threaded shank (full/half thread optional).

4.Surface treatments: Zinc plating, black oxide, hot-dip galvanizing; size M6–M30, length 20mm–150mm.

Category: Hex Bolt

Description

Standard	DIN,ASTM/ANSI, JIS, EN, ISO,AS	Material	Carbon steel, Stainless Steel, Aluminum,Brass
Surface Treatment	Zinc Plated, Hop Dip Galvanized(HDG) phosphorization, Black Oxide,Geomet,Dacroment,Nickel plated,Zinc-Nickel plated	Shank	Full thread
Grade	4.8,5.6,6.8,8.8, 10.9, 12.9,B7,B7M,B8,B8M,304,316,A2,A4	Size	M3-M64
Unite	Piece,KGS,TON	Packing	Bulk cartons with pallet, small boxes in cartons with pallet

Application Field	Specific Application Scenario	Recommended Standards & Grades	Key Considerations
General Machinery & Equipment	Fastening of thin-walled housings , connection of adjustable brackets , and fixing of gear covers in precision machines.	– Primary Standard: DIN 933 – Performance Grades: 4.6, 5.6, 8.8 – Materials: Carbon steel, alloy steel, stainless steel	– Full-thread advantage: Full-length thread engagement ensures uniform load distribution, ideal for thin components. – Surface treatment: Electro-galvanizing, passivation , or phosphating.
Electronic & Electrical Industry	Installation of server racks, fixing of circuit board brackets in industrial control cabinets, and connection of electrical junction boxes.	– DIN 933 Grade 4.6/5.6, Grade 8.8 – Materials: Carbon steel, stainless steel	– Corrosion resistance: Electro-galvanized coating thickness ≥ 10μm for indoor cabinets; stainless steel A2 for outdoor electrical boxes.
Construction & Decoration	Fixing of lightweight curtain wall hangers, connection of aluminum alloy profiles , and installation of suspended ceiling keels.	– DIN 933 Grade 5.6/8.8 – Surface treatment: Hot-Dip Galvanizing, anodizing , or powder coating	– Adjustable installation: Full threads allow fine-tuning of installation depth . – Compatibility: Match with thin washers (DIN 125) to avoid damaging decorative surfaces .
Light Industry & Furniture Manufacturing	Assembly of wooden furniture, fixing of plastic parts, and connection of sheet metal components.	– DIN 933 Grade 4.6/5.6 – Materials: Carbon steel, stainless steel	– Thread versatility: Full threads enable engagement with nuts on both sides of thin materials . – Torque control: Use manual torque screwdrivers for Grade 4.6 bolts to prevent cracking plastic/wooden parts.
Maintenance & Temporary Fixing	Emergency repair of small mechanical parts, temporary fixing of pipeline supports, and replacement of lost bolts in household appliances.	– DIN 933 Grade 4.6/5.6 , Grade 8.8	– Easy disassembly: Full threads allow quick removal and reinstallation, suitable for temporary fixes. – Dimensional matching: Confirm thread pitch and length to ensure full engagement with nuts/threaded holes.

DIN933 Hex Bolt

DIN 933 Full-Threaded Hex Bolt Application Scenario Table

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