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F436 HARDENED STEEL WASHER
F436 HARDENED STEEL WASHER F436 HARDENED STEEL WASHER
F436 HARDENED STEEL WASHER F436 HARDENED STEEL WASHER
F436 HARDENED STEEL WASHER F436 HARDENED STEEL WASHER
F436 HARDENED STEEL WASHER F436 HARDENED STEEL WASHER

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ASTM F436 Hardened Steel Washer

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We have stock of most washers and we have DIN434 taper washer  with grade of  SS304 316 ,and we can produce grade of 1.4539, DUPLEX 2205, S32750,HASTELLOY, MONEL 400,INCONEL 625 and so on also
  • F436/F436M

  • HT&FST

  • S45CF436M24

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F436 HARDENED STEEL WASHER

Name

HARDENED STEEL WASHER

Standard

ASTM F436/436M

Size Range

M12-M100,1/2-4"

Finish

Bright&Clean&ZP&HDG

Marking

No Marking,we accept your marking if you require

Material

Carbon steel 45#,S45C,1045

Grade

F436/F436M

Certificates

EN10204-3.1B

Non-standards

OEM is available, according to drawing or samples

Samples

Samples available

Package

Bulk in box and then in cartons, then on pallets,or according to customers' requirement.

Payment

T/T,Western Union, if order more than USD50,000 L/C is accepted


Product Overview


The F436 Hardened Steel Washer is a precision-engineered fastener component compliant with ASTM F436/F436M standards, designed to enhance the stability and load-bearing capacity of bolted connections in industrial settings. Crafted from high-quality carbon steel (45#, S45C, 1045), this washer undergoes professional hardening treatment to resist deformation under high pressure, making it ideal for heavy-duty applications. With a ready stock of 100,000 pieces, we ensure quick delivery for urgent orders, while also offering OEM services tailored to custom drawings or samples. Whether for standard or non-standard requirements, the F436 Hardened Steel Washer meets strict quality benchmarks, supported by EN10204-3.1B certification to validate material authenticity and performance.


Product Features


Durable Material & Reliable Hardness

Made from carbon steel 45# (S45C/1045), a material known for excellent tensile strength and wear resistance.

Hardened processing ensures the washer maintains shape even under extreme clamping forces, preventing bolt loosening in vibrating environments.


Versatile Size Range & Precise Tolerances

Covers sizes from M12 to M100 (1/2” to 4”), compatible with fasteners of the same nominal thread diameter.

Strict dimensional control: For example, a nominal 12mm washer has an inside diameter of 14.0-14.4mm, outside diameter of 25.7-27.0mm, and thickness of 3.1-4.6mm, ensuring perfect fit with bolts.


Multi-Layer Surface Protection

Available finishes include Bright&Clean, ZP (Zinc Plating), and HDG (Hot-Dip Galvanizing), each providing robust corrosion resistance to extend service life in humid or outdoor conditions.


Flexible Customization & Certification

Offers custom marking services (default: no marking) to meet brand or project identification needs.

No minimum order quantity (MOQ) restriction, supporting both small-batch repairs and large-scale production.

Equipped with EN10204-3.1B certificates, guaranteeing compliance with international quality standards.


Applications


Heavy-Duty Construction: Distributes bolt load across concrete/metal surfaces in bridges, high-rises, and steel structures. Prevents stress damage to base materials, leveraging 45# carbon steel’s hardened (deformation-resistant) properties.

Industrial Machinery: Installed in machine tools, mining equipment, and agricultural machinery. Protects fragile components from bolt pressure and resists loosening in vibrating environments—compliant with ASTM F436 dimensional tolerances.

Automotive & Transportation: Used in commercial trucks, construction vehicles, and railway components. Its hardened structure (S45C material) withstands heavy loads and constant vibration, ensuring long-term operational stability.

Energy Equipment: Secures generators, turbine housings, and power transmission components. Compatible with M12–M100 bolts (1/2–4” imperial), supporting both standard and large-scale energy projects.


FAQ


Q1: Can I get custom markings on the F436 Hardened Steel Washer?

A1: Yes, we accept custom marking requests (e.g., brand logos, part numbers). Simply provide your design specifications, and we will adjust production accordingly.


Q2: Is there a MOQ for small orders?

A2: No, we have no MOQ limit. You can order 1 piece for testing or 100,000 pieces for mass production, with consistent quality across all quantities.


Q3: Will I receive the EN10204-3.1B certificate with my order?

A3: Absolutely. Every order includes a valid EN10204-3.1B certificate, which verifies the washer’s material composition, hardness, and dimensional accuracy.


Q4: What packaging options are available?

A4: Default packaging is bulk in boxes, then cartons, and finally pallets. We also offer custom packaging (e.g., small plastic bags, labeled boxes) based on your storage or shipping requirements.


Drawings of F436

F436M

F436



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