ISO 4032 Zinc Plated Hexagon Regular Nut M12 x 1.75 Class 8 Bright Silver Coarse Thread General Purpose Nut
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Highlight
M12 zinc plated hex nut
,class 8 coarse thread nut
,bright silver general purpose nut
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ProductHex Head Nut
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Grade4.8/6.8/8.8/10.9/12.9
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Thread Pitch0.5-3.0mm
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ToleranceClass 6H / Class 2A
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PitchFine
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HeightStandard Height / Heavy Hex
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TrademarkOEM
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ThreadUNC,M4 M5 M6 M8 M10 M12,UNF.M
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ServiceOEM
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Materials40CrMo/42CrMo/C1035/C1045
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ColorWhite Zinc
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Place of OriginShanghai, China
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Brand NameTOBO
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CertificationISO/TUV/SGS
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Model NumberHex Head Nuts
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Minimum Order Quantity1000Pcs
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PriceNegotiable
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Packaging DetailsStandard Shipping Package
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Delivery Time15-30 Workdays
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Payment TermsT/T, Western Union
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Supply Ability15tons per month
ISO 4032 Zinc Plated Hexagon Regular Nut M12 x 1.75 Class 8 Bright Silver Coarse Thread General Purpose Nut
Product Description: ISO 4032 Zinc Plated Hexagon Regular Nut M12 x 1.75 Class 8 Bright Silver Coarse Thread General Purpose Nut
| Parameter | Details |
|---|---|
| Product Name | Hexagon Regular Nut (Style 1) |
| Standard | ISO 4032 (replaces DIN 934) |
| Thread Size | M12 x 1.75 (coarse) |
| Strength Class | Class 8 (matches bolt grade 8.8) |
| Material | Carbon steel (medium carbon) |
| Surface Finish | Zinc plated (clear/blue passivation) |
| Colour | Bright silver |
| Thread Type | Metric coarse (ISO 261) |
| Thread Tolerance | 6H (internal) |
| Product Grade | Grade A (precision) |
| Across Flats (s) | 18 mm (standard) |
| Across Corners (e) | 20.03 mm (min) |
| Nut Height (m) | 10.8 mm (standard) |
| Hardness | 8–22 HRC (typical for class 8) |
| Proof Load | ≥ 580 MPa |
| Brand | TOBO |
| Place of Origin | China |
ISO 4032 Zinc Plated Hexagon Regular Nut – M12 x 1.75 – Class 8 – Bright Silver – Coarse Thread – General Purpose Nut
Standard hexagon regular nut manufactured to ISO 4032 (Style 1), with coarse metric thread M12 x 1.75. Strength class 8 matches property class 8.8 bolts. Zinc plated finish provides corrosion resistance for indoor and mild outdoor use. Precision Grade A ensures consistent fit and reliable torque control.
Product Applications
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Machinery assembly and equipment mounting
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Structural steel connections (with grade 8.8 bolts)
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Automotive chassis and engine components
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Construction equipment and agricultural machinery
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Piping supports and hanger rod connections
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General industrial maintenance and repair
Product Advantages
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Standardised to ISO 4032 – internationally recognised and interchangeable
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Class 8 strength matches grade 8.8 bolts – reliable load capacity
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Precision Grade A – consistent thread fit, reduces assembly issues
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Zinc plated – bright finish with good corrosion resistance
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Coarse thread – quick assembly, less prone to cross-threading
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Compatible with standard wrenches – 18 mm across flats
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Available in bulk – cost effective for volume users
Product Functions
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Engages with bolt threads to create clamp load
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Transfers tensile load from bolt into joint
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Provides uniform bearing surface under torque
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Holds components securely in position
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Allows disassembly for maintenance and repair
Packing & Delivery
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Packing: Bulk cartons, plastic bags + cartons, or as per customer requirement
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Delivery: 7–15 days for stock; 15–20 days for custom orders
FAQ
Q: What bolt grade does this nut match?
A: Class 8 nuts match property class 8.8 bolts.
Q: Is this nut suitable for outdoor use?
A: Zinc plating provides moderate protection. For outdoor or coastal use, consider yellow dichromate or hot dip galvanized finishes.
Q: Does ISO 4032 replace DIN 934?
A: Yes, ISO 4032 supersedes DIN 934. However, dimensions differ (height and across flats) – check interchangeability carefully.
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