Alloy 20 Fasteners

Size In Ready Stock

• Screw Size: M3 To M50
• Bolts Size: M2 To M80
• Stud Size: M4 To M120
• Washer Size: M2 To M25
• Nut Size: M2 To M48

Alloy 20 Bolts Head Style

• Button Head
• Flat Head
• Hex Head
• Round Head
• Truss Head

Neck Type of ASTM B472 Carpenter 20 Hex Bolt

• Square Neck
• Triangular Neck
• Hex Neck
• Knurled Neck

Threads Types of Alloy 20 Stainless Steel Stud Bolts

• UNF
• BSW
• UN
• CBSF

Head Drive of WNRF 2.4660 Hex Bolt

• Phillips/Slot
• Phillips
• Slotted
• Six-Lobe

UNS N08020 Studs Ends Types

• Flat or Saw cut
• Rounded
• Chamfered
• Sheared

Alloy 20 Threaded Rod

• Threads : Left and Right Hand, Both Side
• Condition : Threading or Cold Drawn

ASTM B564 UNS N08020 Stud Bolts

• End Types : Rounded, Flat and Saw Cut
• Threads : Double End, Fully or Fine Threaded

Carpenter 20 Screws

• Head Shape : Round, Pan, Button
• Threads Pitch : Fine and Coarse

20Cb-3 Washers

• Forms : A, D, C, G, B, E
• Thickness : 0.002" to ½"

Manufacturing Process

• Cold forging
• CNC Machine
• Hot forging

Advantages

• High Strength and Durability
• Good Weldability
• High-Temperature Resistance

Testing Requirements

• Hardness Testing
• X-Ray Testing
• Ferritiscope Testing

Application

• Heat Exchangers
• Chemical Processing
• Pharmaceutical Industry

Packaging Types

• Custom
• Carton Box
• Wooden Cases

Raw Material

• German
• Janpanese
• European

• C (Carbon) = 0.07% (Max)
• Mn (Manganese) = 2% (Max)
• P (Phosphorus) = 0.045(Max)
• S (Sulfur) = 0.035% (Max)
• Si (Silicon) = 1.00 (Max)
• Ni (Nickel) = 32% to 38.00% (Max)

• Mo (Molybdenum) = 2% to 3.00% (Max)
• Cr (Chromium) = 19% to 21.00% (Max)
• Cu (Copper) = 3% to 4.00% (Max)
• F (Fluorine) = Balance
• Cb + Ta(Antimony + Tantalum) = (8 x C%) to 1.00