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DIN 933 Hex Head Bolt, M6 × 30, A4-70 Stainless

Standard: DIN 933 (ISO 4017 equivalent)Material: A4 stainless, 316 grade (X5CrNiMo17-12-2)MOQ: 5,000 pcsLead time: 21 days

Full-thread hex bolt in A4 (316) stainless with A4-70 property class, dimensionally verified to DIN 933 and salt-spray tested to 720 h in neutral salt fog.

On-site auditedManufacturerISO14001 — expiringBusiness LicenseIATF16949ISO9001Fasteners & Threaded Components

Specification

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Technical specification for DIN 933 Hex Head Bolt, M6 × 30, A4-70 Stainless
PropertyValue
StandardDIN 933 (ISO 4017 equivalent)
SizeM6 × 30 mm
MaterialA4 stainless, 316 grade (X5CrNiMo17-12-2)
Property classA4-70 per ISO 3506-1
ThreadM6 × 1.0 coarse, 6g tolerance, full thread
Across flats10 mm (DIN 933 +0/−0.22)
Head height4.0 mm (+0/−0.22)
Salt spray≥720 h neutral salt fog, no red rust (ASTM B117)
Service temperature−60 °C to +400 °C
TraceabilityHeat number marked on carton; mill certificate (EN 10204 3.1) supplied
How the price range is set

FOB Ningbo, indicative for 10,000–50,000 pcs. Final price depends on grade certificate requirements and packaging.

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Enquiry about DIN 933 Hex Head Bolt, M6 × 30, A4-70 Stainless. Standards matter more than price on threaded components. Give us the standard, the material and the corrosion test you will run on receipt — if you salt-spray incoming lots, say so and the quote will include the test evidence you need.

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Projects we have done on comparable parts

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Ningbo Huaxin Fasteners Co., Ltd.Read the evidence →
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A UK motorsport team needed weight reduction within an existing homologated assembly, which ruled out redesign — only a material and geometry substitution was permitted, at unchanged torque spec and fastener count.

Ningbo Huaxin Fasteners Co., Ltd.Read the evidence →

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