DIN 931 Grade 8.8 Zinc Plated Hex Bolt for Chemical Industry

High-quality metric stainless steel galvanized hex bolts manufactured to DIN 931 standards, available in various materials and custom specifications for industrial applications.

• Material Options: Stainless Steel (SUS201, SS303, SS304, SS316, SS410, SS430), Carbon Steel (C1018, C1022, 10B21), Alloy Steel (40Cr, SCM435), Brass, Aluminum, Copper
• Head Style: Pan, Truss, Flat, Hexagonal, Round, HEX, Cheese, Binding, Oval
• Drive Style: Phillips, Torx, Inner Hexagonal, Hexagonal, Plum, Cross, Slotted, Star
• Thread Type: Self-tapping, Machine teeth (Coarse/Fine), Custom thread
• Standards: DIN/ISO/ANSI/DIN/BSW/JIS/GOST/GB
• Size Range: M0.6mm - M36mm
• Length Range: 1mm - 600mm

• Plated: Zinc, Zinc nickel alloy, Chrome, Silver, Gold, Brass, Tin
• Coating: Dacromet, MAGni, Geomet, Electrophoresis, Baking paint
• Passivation & Oxide: Black Oxide, Anodic oxidation

• Carbon Steel: 4.8~12.9 grade
• Stainless Steel: A2-70, A4-70, A4-80, A5-80
• Hardening: HV400-HV550 carburized surfaces
• Anticorrosion: Customizable salt spray testing (12H-840H)

• Performance test reports
• Salt spray test reports
• Dimensional inspection reports
• PPAP, PSW documentation
• Compliance with RoHS, SCHV, MSDS, IMDS standards

MOQ: 500pcs for stocked items, 5000pcs for custom sizes/materials (negotiable)

Packaging: Independent carton, self-sealing bag, blister, vacuum packaging, pallet

Shipping: FedEx, DHL, UPS, or customer-specified carriers

Lock Technology (Shenzhen) Co., Ltd. specializes in fastener and precision machined parts manufacturing since 2007. With a 40,000 sqm facility in Shenzhen and over 1,000 production equipment units, we serve automotive, electronics, appliances, medical, and other industries worldwide.