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Alloy 20 Fasteners / UNS N08020 / DIN 2.4660

Alloy 20 Fasteners / UNS N08020 / DIN 2.4660

The Alloy 20 Fasteners are of high quality, such as the Alloy 20 Fasteners, Alloy 20 Fasteners Suppliers, Alloy 20 Fasteners Exporters, Alloy 20 Fasteners Manufacturer in Mumbai, India

Supplier of Alloy 20 Fasteners, Alloy 20 Fasteners, Alloy 20 Fasteners Nuts, Alloy 20 Fasteners Socket Screws, Alloy 20 Fasteners Washers and Alloy 20 Fasteners in Mumbai

DETAILED INFORMATION

There was a primary reason for the development of carpenter 20 - that it would be resistant to acidic solutions. In particular, austenitic stainless steels have been problematic in the past with acidic solutions, such as sulfuric acid, which easily corrodes these alloys. In comparison to grade 304 and even 316, Alloy 20 Fasteners / UNS N08020 / DIN 2 exhibit superior resistance to sulfuric acid across a wide range of concentrations.

With its higher levels of nickel and chrome, this alloy is able to resist corrosion better than any other alloy. Besides these base elements, manufacturers of WERKSTOFF NR. 2.4660 Studs contain considerable amounts of copper and molybdenum, which in turn improves the resistance of this material to both pitting and chlorine solutions. UNS N08020 Threaded Rod has these properties which are at an elevated level when compared to grade 304 stainless steel. Despite this, carpenter 20 has also been reported to exhibit similar properties to grade 316 in comparison to this material.

 It should be noted thatAlloy 20 Fasteners / UNS N08020 / DIN 2 have excellent mechanical properties and are easy to fabricate due to a lowered carbon content and inclusion of niobium, as a stabilizing element in its alloy, in addition to excellent mechanical properties and fabricability. As a superalloy, Alloy 20 Fasteners are considered by manufacturers and suppliers as having excellent resistance to general corrosion and crevice corrosion, especially in environments containing chemicals such as chlorine, sulfuric acid, phosphoric acid, and nitric acid, which may result in corrosion.

 

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Siuri, Tamluk, Titagarh

Alloy 20 Fasteners / UNS N08020 / DIN 2 Specification

 

Fasteners Material Specification

ASTM / ASME SB 472, UNS 8020 Bolts

Standard

DIN, UNI, ISO, JIS, GB, IS, BS, ASME, ANSI, ASTM and all International Standards

Fasteners/ Bolts Size

M2, M2.5, M3, M4, M5, M6, M8, M10, M12, M14, M16, M20, M24, M30, M36 to M160

Length

3 mm to 200 mm

Bolts, Studs Threads:

METRIC, BSW, BSF, UNC, UNF or as required

Fasteners Standard:

ANSI – American National Standards Institute

  • ANSI B 18.2.4 2M
  • ANSI B 28.2.4 1M
  • Stud Bolt length are defined in ASME B16.5 standard
  • Hex nuts are defined in ASME B18.2.2
  • ASME B18.5

DIN: DIN 931, DIN 933, DIN 934, DIN 970 UTS – Unified Thread Standard : UNC, UNF, UNEF, UNS, NPT, NPTF ISO – International Organization for Standardization : ISO 4032, ISO 4033, JIS standards

Source of raw materials

Tata Steel, JSPL, RINL, Usha Martin, Dhamm Steel, Mukund Steel etc.

SCOPE OF MANUFACTURE

  • Hot Forged Fasteners, Nut / Bolt; up to M36 / 1-1/2” Dia, up to 1100mm lg
  • CNC Machined Fasteners, Nut / Bolt; up to M100 / 4” Dia, up to 1500mm lg

Fasteners In Form of:

Hex, Square, Round, Threading as per Gauge Etc.

Head drive:

Phillips, Slotted, Phillips/Slot, Six-Lobe, etc

bolting Test Certificate:

Manufacturer Test Certificate as per EN 10204 / 3.1

Fasteners finishing:

Zinc (yellow, white, blue, black), black oxide,

Geometry, Dacroment, anodizing, nickel plated, plated zinc-nickel, Stainless steel: Passivated

Self-Colour, Hot Dip Galvanised (HDG), Bright Zinc Plated (BZP), Sherardized, Stainless Steel, Mechanically Applied coating and some special one like DACROMET

Production process

M2-M24: Cold Froging, hot forging M24-M100, machining and CNC for Customized connecting element

bolting materials Surface Coating:

  • Teflon Coated Fasteners
  • Phosphate Coated Fasteners
  • Zinc Coated Fasteners
  • Ptfe Coated Fasteners
  • Xylon Coated Fasteners
  • Cadmium Coated Fasteners
  • Hot Dipped Galvanizing Coated Fasteners

All surface finishes offered including Geomet & PTFE, Galvanised, Zinc, Electroless Nickel, Sherardized, Dacromet

Popular Types of Bolts

Hex Bolts, Flange Bolts, Hex Head Bolts, Lag Bolts, Square Bolts, Eye Bolts, U Bolts, T Bolts, Counter sunk Bolts etc.

Popular Types of Nut

Hex Head Nut, Eye Nut, Dome Nut, Wing Nut, T Nut, Panel Nut, Lock Nut, Coupling Nut, Square Nut, Acorn Nut etc.

Popular Types of Screw

Hex Head Cap Screws, Socket Set Screws, Anchor Screws, Blind Rivet, Socket Head Screws, Concrete Screws, Shoulder Screws, Panel Screws, Threaded Screws, Machine Screws etc.

Popular Types of Washer

Machine Washers, Flat Washer, Star Washers, Sealing Washer, Lock Washer, Split Washer etc.

Fasteners Packing:

IN BULK: canton, pallet, Small Boxs / carton / pallet, or customer request

 

Alloy 20 Fasteners / UNS N08020 / DIN 2 Chemical Composition

 

Grade

C

Mn

Si

Cu

S

Fe

Mo

Ni

Cr

Alloy 20

0.02 max

1.0-2.0

0.7 max

3.0-4.0

0.005 max

bal

2.0-3.0

32 – 38

19 – 21

Alloy 20 Fasteners / UNS N08020 / DIN 2 Mechanical Properties

 

Density

Melting Point

Tensile Strength

Yield Strength (0.2%Offset)

Elongation

8.1 g/cm3

1443 °C (2430 °F)

Psi – 80000 , MPa – 551

Psi – 35000 , MPa – 241

30 %

Alloy 20 Fasteners / UNS N08020 / DIN 2 Equivalent Grade

 

STANDARD WERKSTOFF NR. UNS AFNOR EN
Alloy 20 2.4660 N08020 Z2NCUD31-20AZ NiCr20CuMo

Alloy 20 Fasteners / UNS N08020 / DIN 2 Weight Chart

  • Weight Chart (Hexagon Socket Head Cap Screw) according to ISO 4762
  • The ISO 4014 (Hexagon Head Bolts and Screws) Weight Chart contains the following information:
  • Hexagon Nut Weight Chart (ISO 4032)
  • Weight Chart (Plain Washer) for ISO 7089
  • The DIN 976 B Specification (Studs and Stud Bolts)
  • Stud Dimensions (Stud Bolts) according to DIN 938
  • (Thread Forming Screw) Weight according to ISO 14583
  • Weight (countersunk screw) according to ISO 10642

Alloy 20 Fasteners / UNS N08020 / DIN 2 Sizes

 

Screws Type

SIZE

GRADE

ASME

ISO

ASTM

Socket Head Cap Screws

M1.6 to M64

12.9

B18.3.1 M

4762

A574M

Socket Low Head Cap Screws

M4 to M20

10.9

 

 

 

Socket Head Shoulder Screws

M6 to M24

012.9

B18.3.3M

 

 

Countersunk Socket Head Screws

M3 to M20

012.9

B18.3.5M

10642

F835M

Button Head Socket Screws

M3 to M12

012.9

B18.3.4M

7380

F835M

Flange Button Head Socket Screws

M3 to M10

012.9

 

 

F835M

Knurled Point Socket Set Screws

M3 to M20

45H

B18.3.6M

4029

F912M

Flat Point Socket Set Screws

M6 to M12

45H

B18.3.6M

4026

F912M

Dog Point Socket Set Screws

M3 to M20

45H

B18.3.6M

4028

F912M

Cone Point Socket Set Screws

M3 to M12

45H

B18.3.6M

4027

F912M

Plain Point Socket Set Screws

M3 to M20

45H

B18.3.6M

4029

F912M

Taper Pressure Plug

M8 to M22

 

 

 

Alloy 20 Fasteners / UNS N08020 / DIN 2 Suppliers

Alloy 20 Nuts & Washers

Alloy 20 Rings

Alloy 20 Springs

Alloy 20 Hex Head Bolts

Alloy 20 Nuts and Bolts

Alloy 20 Bolts and Nuts

Alloy 20 Exhaust Bolts

Alloy 20 Hex Bolts

Alloy 20 Anchor Bolt

Alloy 20 Square U Bolts

Alloy 20 Carriage Bolts

Alloy 20 Nord Lock Washers

Alloy 20 Countersunk Bolts

Alloy 20 Hex Nuts  

Alloy 20 Barrel Nuts

Alloy 20 Stud Bolts

Alloy 20 M10 Bolts

Alloy 20 U Bolts

Alloy 20 Lag Bolts

Alloy 20 Threaded Rod

Alloy 20 Threaded Inserts

Alloy 20 Threaded Stud

Double End Threaded Rod

Alloy 20 Flat Head Screws

Alloy 20 Machine Screws

Alloy 20 Self Tapping Screws

Alloy 20 Self Drilling Screw  

Alloy 20 Wheel Nuts

Alloy 20 Washers

Alloy 20 Flat Washers

Alloy 20 Belleville Washers

Alloy 20 Spring Washers

Alloy 20 Dowel Pins

Alloy 20 Spring Pin

Alloy 20 Studs

Alloy 20 Exhaust Studs

Alloy 20 Socket Head Cap Screws

Alloy 20 Set Screws

Alloy 20 Cap Screws

Alloy 20 Hex Cap Screws

Alloy 20 Fasteners / UNS N08020 / DIN 2 Metric Sizes

 

Metric

Closest Inch

M1.4-0.3

0-80 (Larger)

M2-0.4

1-64 (Smaller)

M2.5-0.45

3-56 (Larger)

M3-0.5

4-48 (Smaller)

M3.5-0.6

6-40 (Same)

M4-0.7

8-36 (Larger)

M5-0.8

10-32 (Smaller)

M6-1.0

1/4-28 (Larger)

M7-1.0

1/4-28 (Smaller)

M8-1.25

5/16-18 (Smaller)

M10-1.5

3/8-16 (Smaller)

M12-1.75

1/2-13 (Larger)

M14-2.0

9/16-12 (Larger)

M16-2.0

5/8-11 (Smaller)

M18-2.5

3/4-10 (Larger)

M20-2.5

3/4-10 (Smaller)

M22-2.5

7/8-9 (Larger)

M24-3.0

1-8 (Larger)

M30-3.5

1 1/8-7 (Smaller)

M36-4.0

1 3/8-6 (Smaller)

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