Holding the World Together Since 1884

2

Founded in 1884 by Joseph Dyson

Located in Painesville, OH with additional facilities in Houston, TX

Over 150 employees in two locations

Industry leader in domestically-produced fasteners & forgings

Dyson Overview

3

Key Markets

Bridges Locks & Dams Marine/Military

Nuclear &

Renewable Energy

Road

ConstructionOil & Gas

4

Quality Organization

Driven to meet the most stringent quality standards

ISO 9001:2008 Compliant

Self release delegation for major OEMs

Dedicated team of inspectors and quality managers

ensure the highest possible standards

MIL & ASME Specifications

• NQA-1 - Nuclear Quality Assurance-1

• NCA3800 – Quality management Process

System

• MIL-I-45208A – Military Inspections

AASHTO & DIN Standards

5

Vertically-integrated manufacturing

─ Cut, forge, machine, heat treat, test – all in house

Not restricted by size - we manufacture some of the largest fasteners in the industry

Stocking of complete bolt & nut assemblies (blanks & finished product) for fast turnaround

Dedicated internal resources for rapid response time on quotes and information requests

Unsurpassed technical expertise in forging and large fasteners

100% Made in USA

What this means to our customers:

Access to new markets

Reduced supply base – Dyson can be your “one-stop shop” for large nuts & bolts

Increased market share due to availability of parts and competitive cost

Greater profitability due to economies of scale

Dyson’s Unique Value

6

Nuts

─ Dyson currently stocks the following nuts in-house, ready for fast shipment

─ 1.25” dia. – 2.50 dia hex and heavy hex nuts

─ 2H/DH UNC, Plain

─ 2H/DH 8TPI, Plain

─ 2H/DH, Hot Dip Galvanized

─ 2H/DH, Hot Dip Galvanized, Waxed & Dyed

─ DH3/7, Plain

Bolts

─ Dyson currently stocks the following bolt blanks

─ 1.50” dia. Grade 8

─ 1.50” dia. Grade 5

─ 1.50” dia. A325

─ 1.75” – 2.25” dia. A449

─ 1.75” – 2.25” dia. A354BD

─ Blanks will be stocked in 8,” 12,” & 16” lengths, cut and threaded to your specification

Dyson Nut & Bolt Stocking Program

7

Dyson Corporation Product Mix

Large Diameter Bolts Custom Forgings &

Machined ProductsLarge Diameter Nuts

8

Large Diameter Nuts

Diameters

D-LOC (sealing lock nut/full/jam) 1” thru 6”

Various Sealing Systems ½” thru 3”

Hex (jam/regular/heavy) ½” thru 12”

Square (regular& heavy) ½” thru 18”

Capnuts (hex or socket) ½” thru 12”

Coupling RH/RH ¾” thru 12”

Sleeve RH/LH ¾” thru 12”

NUTS

9

Large Diameter Bolts

Hex (regular/heavy) 1/2” thru 8” up to 60’

Square (regular/heavy) 1/2” thru 8” up to 60’

Liner/Taper (all styles) 1/2” thru 8” up to 60’

T-Head 1” thru 8” up to 60’

Eyebolts/Lifting Eyes 1” thru 8” up to 60’

U-Bolts 1” thru 6” up to 30”

Bolts Diameters Lengths

10

Customer Forgings & Machined Products

Forged Bar Stock

Transition Forgings

Rings

Plugs

Flanges

Valve Stems

Axles

Gear Blanks

Bearing Races

Turnbuckles & Clevises

Custom Forged Parts

Rod Ends

Eyebolts

Forged Blocks

Much More!

Diam: 1/2" (M12) thru 20" (M500)

Lengths: up to 60 ft

11

Specifications

Common Product

Specifications • ASTM-A193 (gr B7, B16, SS)

• ASTM-A194 (gr 2, 2H,7 & SS)

• ASTM-A307 (grades A & B)

• ASTM-A320 (gr L7 & L43)

• ASTM-A325

• ASTM-A354 (gr BC & BD)

• ASTM-A449

• ASTM-A490 (types 1 & 3)

• ASTM-A563 (gr A-C, DH & DH3)

• ASTM-A568 (8.8, 10.9 & 12.9)

• ASTM-A574

• ASTM-A615

• ASTM-A668 (all classes)

• ASTM-A709

• ASTM-A722

• SAE-J429 (grades 2, 5 & 8)

• SAE-J995 (grades 2, 5 & 8)

• Tool Steels

• DIN Standards

• ISO Standards

• Custom Requirements

Materials • Carbon

• Alloy

• Stainless

• Nitronic

• Monel

• K500 Monel

• Inconel

• Titanium

• Brass

• Bronze

• Copper

Coatings • Cadmium

• Phosphate

• Ceramic

• IVD

• Chrome

• Copper

Flash

• Black Oxide

• MIL-C-87115

Threads

UNC, 8UN, UNF, UNR and UNJ

Class 2, 3 & 5

Chaser, Single Point,

Rolled or Ground

Standard, Metric,

ACME and Specials

Misc.

Self Locking Fasteners

Lockwire Holes

Secondary Machining

Special Machine Finishes

Tight Tolerance Requirements

Custom Testing and Inspection

Special Assembly and Packaging

Restricted Carbon Content of .35%

Max Available

NDT Testing (UT, MT &

Radiograph

Prolongation Testing Available

12

Manufacturing Capabilities

All tooling is designed and

produced in-house

Extensive tooling inventory

Custom tooling on request

Final Inspection Department

uses Ring and Tri-Roll gaging

Meets System 21 and 22

requirements.

13

High Speed Bolt Making

Dyson has made substantial investments

in state-of-the-art bolt making technology,

including the recent addition of our new

Etchells forging presses

Capabilities include forging, thread

cutting, rolling, drilling and tapping

5/8” dia. through 5.0”+, any length and

virtually any material

Wide range of bolts in stock

14

High Speed Nut Formers (DFT)

• Dyson utilizes (2) Waterbury Nut

Formers to produce the finest medium to

large diameter nuts in the industry

• Heats, cuts, forges, quench and tempers

a nut in just seconds

• Produces nut blanks, ready for tapping

• Diameter range:1.25” to 2.50”

15

Other Forging Capabilities

Large mechanical and hydraulic forging

presses for large and specialty forged

products

Hammer press allows Dyson to produce

very large diameter nuts (5.0”+)

Most major forging technologies on-site

16

Full Machining Capabilities

Dyson has a full range of machining

capabilities to ensure we maintain control

your project from beginning to end

40,000 sq ft dedicated machine shop

CNC and manual lathes up to 80” long

CNC horizontal and vertical milling

Trained and certified machine operators

In-house EDM capabilities

17

(5) On-site quench and temper furnaces

Up to 10,000 lbs & 16’ long

Draw furnace for high speed nut former

Standalone heat treating available

Dedicated heat treat supervisor

Heat Treating

18

Your Preeminent Source for Large Fasteners and Custom Products