Inconel 625 fasteners

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Inconel 625 fasteners
What is Inconel 625 fasteners?

A material which comes with heat resistance, corrosion resistivity and high durability and strength is an Inconel 625 fasteners.This material comes with unique characteristics.One of them is it is used in environments from Cryogenic to Temperatures at 1800° F or 1000 ° C.

Prime advantage of werkstoff 2.4856 socket head cap screw is resistance to oxidation.To make it stronger material, this material also has Niobium added.It is mostly in demand and requested by Chemical processing companies and for the purpose of power generation.

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Find a genuine alloy 625 bolts and nuts supplier in India who adheres to ASTM F468, and discover types of coatings are used

What kinds of coatings are used for alloy 625 bolts?

There are many coatings that are applied to alloy 625 bolts, when it comes to lasting for a longer period of time.Primarily 7 types of known coatings are applied, which are Teflon-coated, Phosphate-coated, Zinc-coated, Pfte-coated, Xylon-coated, Cadmium-coated, Hot-dipped galvanized coated.

This is the only reason why it can withstand temperatures up to 1000 ° C.They are also a suggested material for cryogenic applications.These coatings also make them prone to oxidation.For rough usage, harsh environments and performance-oriented applications, we make use of this material.

We specialise in custom sizes UNS N06625 studs and threaded rod to meet your specific requirements at an affordable price, read is it suitable for high-temperature applications ?

Alloy 625 bolts

Alloy 625 bolts

UNS N06625 hex bolts

UNS N06625 hex bolts

DIN 2.4856 nuts

DIN 2.4856 nuts

Is it possible to use Inconel 625 studs in high-temperature applications?

Along with excellent corrosion resistance properties, ASME SF468 625 Inconel stud bolts also inherits high thermal-fatigue strength.It can withstand extreme conditions such as high temperatures, up to 1000 ° C.It can also have a property to resist carburisation and oxidation.

Due to its high temperature strength, it is one of the reasons why it is applicable in advanced reactors.They also offer good resistance to oxidizing gases, when exposed to high temperatures.In fact, this is the only reason why it is favoured and is in demand in generator tubes, baffles and tube sheets.

As a trusted stockist we provide DIN 2.4856 hex bolts and screws sizes ranging from M2 to M36 and length from 3mm to 200 mm in Mumbai.view complete specification

Inconel 625 fasteners specification
inconel 625 fasteners specification

CNC Machined Hot Forged Inconel 625 bolts Length
upto M100/ 4" Dia upto M36/ 1-1/2" dia upto 1500 mm
Inconel 625 bolts Thread Specification MTC
BSW, METRIC, UNF, UNC, BSF, custom
ASTM B468 | ASME SB468 EN 10204 3.1/ 3.2
Use gas turbine engine ducting, chemical
As inconel 625 bolts supplier, we can provide cut-to-size nickel alloy 625 socket head cap screw and other types in almost any size, finish with the highest standards and quality.
List of alloy 625 fasteners types
Nickel alloy 625 screws

Nickel alloy 625 screws

  • UNC, BSW
  • METRIC
  • UNF, BSF
ASTM F468 625 inconel stud bolts

ASTM F468 625 inconel stud bolts

  • Size: M2 to M160
  • Length: 3 to 200 mm
  • ASTM F468 | ASME SF468
Inconel alloy 625 threaded rod

Inconel alloy 625 threaded rod

  • Six-Lobe
  • Phillips
  • Slotted
Offering the most competitive price for inconel alloy 625 washers, rivets, dowel pin etc with Mill TC, evaluate their chemical, mechanical compatibility, equivalent
Inconel 625 screws chemical properties
inconel 625 Ni Mn Cr Mo Ti Nb+Ta Fe C Si Ph S Co Al
Max 0.10 - 5 0.40 10 23 4.15 0.50 0.50 0.015 0.40 0.015 1.0
Min - Bal - - 8 20 3.15 - - - - - -
Inconel alloy 625 hex bolts equivalent
STANDARD GOST JIS WERKSTOFF NR. BS UNS AFNOR EN
Inconel 625 ХН75МБТЮ NCF 625 2.4856 NA 21 N06625 NC22DNB4MNiCr22Mo9Nb NiCr23Fe
DIN 2.4856 nuts mechanical properties
inconel 625 Tensile Strength inconel 625 Hardness Reduction of area 0.2% Proof Stress Elongation
MPA HRB % MPA %
Min Min Min Min Min
827 145 40 414 30
What thread types and standards are there for UNS N06625 threaded rod?

There are mainly five types of UNS N06625 threaded rod, each uniquely available on the basis of their unique characteristics.

  • The first type of Nickel 625 threaded rod is Fully Threaded stud bolts.They have threading across the full length of the rod, which allows fillings to meet at any point along the bar.
  • The threaded rod which has length of threading at either end of the stud but are not threaded at the centre are Double-ended threaded rods.Similar to this is Tap-end stud, but in this case, threaded position is longer at one end and shorter at another end.
  • Hollow threaded rods are hollow along the full length of the stud, with openings at one of the ends.The threaded rod whose threads are thinner and closer together are Fine threaded rods.

Standards of this rod is as per:

  • AMS 5599,
  • AMS 5666,
  • ASTM B446 and,
  • ASTM B443.
What is the maximum stress that can be tolerated by nickel alloy 625 screw?

Although it exhibits good stress when exposed to high temperatures, nickel alloy 625 screw, it has some limitations based on the stress factors.This material can withstand tensile strength ranging between 120-160 ksi or 800-1200 MPa.

In solution-treating conditions, it has tensile strength ranging between 700-900 MPa.Adding to this, the tensile strength for the material may vary, depending on the precise proportion of ingredients.Even a slight change in Carbon, Nickel or Iron contents may alter the final strength of the product.

This is one of the reasons why many industries use this product with differing properties for meeting their needs and expectations.

What are the constraints of DIN 2.4856 nuts?

Since it provides good corrosion resistance and can withstand extreme conditions, there are certain limitations for the usage of DIN 2.4856 nuts.When spoken with respect to cost efficiency, this material is most expensive.Another constrains lies in the challenges that it brings along and how to deal with it.

Though it resists corrosions, on the other, the same property makes it challenging to stamp and deep draw, which can then become prone to cracking.

Adding to this, high hardness property of this material causes high wear on stamping or deep drawing tools, which then results in shorter life span, following by increased manufacturing costs.

ASTM F468 UNS N06625 hex bolts sizes
Inconel 625 hex bolts Length Diameter
2" – 2 3/4" 5/8"
1 1/2" – 1 3/4" 1/2"
4" – 4 1/2" 7/8"
3" – 3 3/4" 3/4"
5" – 5 1/2" 1 1/8"
8"
5" – 5 1/2" 1"
7" – 7 1/2" 1 1/4"
Torque chart of nickel alloy 625 fasteners
Flange
Size
B16.5 Class 150 FF/ Full Face Gaskets B16.5 Class 150 RF/ Ring Gaskets
Torque / Round (ft-lbs) Stud Bolts Tighten Sequence inconel 625 Torque / Round (ft-lbs) Stud Bolts Tighten Sequence
2nd 1st Final Bolt Size Dwg*/No. 2nd 1st Final Bolt Size Dwg/No.
1/2 40 20 60 1/2 4 20 10 30 1/2 4
3/4 40 20 60 1/2 4 27 13 40 1/2 4
1 40 20 60 1/2 4 30 15 50 1/2 4
1-1/4 40 20 60 1/2 4 40 20 60 1/2 4
1-1/2 40 20 60 1/2 4 40 20 60 1/2 4
2 80 40 120 5/8 4 80 40 120 5/8 4
2-1/2 80 40 120 5/8 4 80 40 120 5/8 4
3 80 40 120 5/8 4 80 40 120 5/8 4
3-1/2 80 40 120 5/8 8-bolt 80 40 120 5/8 8-bolt
4 80 40 120 5/8 8-bolt 80 40 120 5/8 8-bolt
5 120 60 200 3/4 8-bolt 120 60 200 3/4 8-bolt
6 120 60 200 3/4 8-bolt 120 60 200 3/4 8-bolt
8 120 60 200 3/4 8-bolt 120 60 200 3/4 8-bolt
10 190 95 320 7/8 12-bolt 190 95 320 7/8 12-bolt
12 190 95 320 7/8 12-bolt 190 95 320 7/8 12-bolt
14 294 147 490 1 12-bolt 294 147 490 1 12-bolt
16 294 147 490 1 16-bolt 294 147 490 1 16-bolt
18 426 213 710 1-1/8 16-bolt 426 213 710 1-1/8 16-bolt
20 426 213 710 1-1/8 20-bolt 426 213 710 1-1/8 20-bolt
24 600 300 1,000 1-1/4 20-bolt 600 300 1,000 1-1/4 20-bolt
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