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ASTM B425 825 Fasteners

Ready Stock of N08825 Incoloy Bolts, Largest Stockholder of DIN 2.4858 Fasteners in India, Competitive Price of NiCr21Mo Full Threaded Screws, Grade 825 Incoloy Stud Bolts Supplier, Incoloy 825 Screws, Grade 825 Incoloy Washers, ASTM B425 825 Fasteners Manufacturers in Mumbai, India.

Incoloy ASTM B425 825 Fasteners

Incoloy 825 Washers, NiCr21Mo Industrial Fasteners, UNS N08825 Heavy Hex Bolts, Incoloy 825 Hex Bolts, 825 Incoloy Nuts, XH38BT Lag Bolts, Incoloy 825 Anchor Bolts, UNS N08825 Carriage Bolts, Incoloy 825 Stud Bolts, NiCr21Mo Hex Head Bolts, UNS N08825 Allen Cap Bolt, 2.4858 Flange Bolts Manufacturer in Mumbai, India.

Versatile Overseas is a branded manufacturer and seller of Incoloy 825 Fasteners, which is intended for use under severe corrosive conditions. These Alloy 825 Anchore Bolt are abrasion resistant and are used in wide-ranging commercial and industrial areas.

For supreme corrosion resistance, Incoloy 825 Eye Nuts is suggested to use filler metals of higher or equal alloy content. Alloy 825 U Bolts is proposed for use under strict corrosion forms in the development industry. Incoloy Alloy 825 Sealing Washers has some excellent features such as high performance, corrosion resistance, durability, chemical resistance, and more. These Incoloy Alloy 825 Bolt is often used in Chemical Industry, Aerospace Industry, Fabrication Industry, and more. Incoloy Alloy 825 Lock Nuts has a somewhat improved erosion resistance with respect to other alloys of steel in powerfully oxidizing atmospheresbecause of the accumulation of tantalum and columbium (niobium) . Incoloy Alloy 825 Square Bolts is usually used in sky-high temp gaskets, development joints, rocket engine parts, etc. Incoloy Alloy 825 Lock Washers is generally used in Aerospace, for piston engine manifolds. Incoloy UNS N08825 Fasteners is used because they are not sensitive to inter granular corrosion after heating within the carbide precipitation range of 425 - 850 Degree C.


These WNR 2.4858 Fasteners is stabilised in opposition to chromium carbide creation by the accumulation of titanium. ASTM B166 Inconel 600 Square Nuts can be used in most weakened organic acids at modest temp.


Specification Of Incoloy 825 Fasteners

Material Incoloy 825 Alloy Fasteners
Incoloy 825 Fasteners ASTM / ANSI ASTM B425 / ASME SB425 / ASTM F593, F594, F1554 / ASME SF593, F594, F554
Size of Incoloy 825 Fasteners M02 to M160
Length of Incoloy 825 Fasteners 3 mm to 200 mm
Incoloy 825 Fasteners Threads: BSW, UNC, BSF, UNF METRIC, or as required
  M3, M14, M2.5, M2, M12, M5, M6, M4, M20, M16, M30, M24, M36, M8, M10 etc.
Incoloy 825 Fasteners Standard:

JIS, ASTM,BS, GB, DIN, IS, ISO
ANSI – American National Standards Institute

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

DIN: DIN 931, DIN 970, 934 DIN DIN 933

UTS – Unified Thread Standard : NPTF, UNS, NPT, UNF, UNC, UNEF

ISO – International Organization for Standardization : ISO 4033 ,ISO 4032, JIS standards

Widely Use Incoloy 825 Bolts Types Incoloy 825 Hex Bolt, Square Bolt, Counter sunk Bolt, Hex Head Bolt,T Bolt, U Bolt, Eye Bolt, Lag Bolt etc.
Widely Use Incoloy 825 Nut Types Incoloy 825 Hex Head Nut, Lock Nut Coupling Nut, Square Nut, Wing Nut, Panel Nut, Acorn Nuts, T Nut, Dome Nut, Eye Nutetc.
Widely Use Incoloy 825 Screw Types Incoloy 825 Socket Head Screw, Threaded Screw, Socket Set Screw, Blind Rivet, Concrete Screw, Shoulder Screw, Anchor Screw, Panel Screw, Machine Screw, Hex Head Screw etc.
Widely Use Incoloy 825 Washer Types Incoloy 825 Machine Washers, Lock Washer, Sealing Washer, Star Washers, Split Washer etc.
Widely Use Incoloy 825 Studs Types Incoloy 825 Threaded Tod, Tie Rods, Double Ended Studs, Tie Bars etc.
Scope of Manufacture
  • CNC Machined , Nut / Bolt; up to M100 / 4” Dia, up to 1500mm lg
  • Hot Forged , Nut / Bolt; up to M36 / 1-1/2” Dia, up to 1100mm lg
  • ASME B18.16.6 Prevailing Torque Locknuts, ASME B18.13 Screw and Washer, ASME B18.18 Fasteners
  • Incoloy 825 Fasteners Standard : ANSI / ASME B18.2.1, B18.3, B18.6.3, B18.6.7M, B1.1, B16.47, B18.2.2, B18.22.1
Incoloy 825 Fasteners In Form of: Square, Round, Threading as per Gauge,Round Etc.
Test Certificate of Incoloy 825 Bolts : EN 10204 / 3.1
Finishing of Incoloy 825 Fasteners: Zinc (yellow, white, blue, black), black oxide, 
Dacroment, Geometry, nickel plated, anodizing, plated zinc-nickel, Stainless steel: Passivated
Bright Zinc Plated (BZP), Self-Colour, Hot Dip Galvanised (HDG), Stainless Steel, Sherardized,Mechanically Applied coating and some special one like DACROMET
Incoloy 825 Fasteners Production process hot forging M24-M100, M2-M24: Cold Froging
for Customized connecting element machining and CNC
Incoloy 825 bolts Head drive: Six-Lobe, Phillips/Slot, Slotted, Phillips etc
Origin and service-region: European
Origin of are Western European. However projects with eastern origin are possible on request.
Surface Coating of Incoloy 825 Fasteners materials:
  • Xylon Fasteners
  • Cadmium Fasteners
  • Teflon Fasteners
  • Hot Dipped Galvanizing Fasteners
  • Phosphate Fasteners
  • Zinc Fasteners
  • Ptfe Coated Fasteners
  • All surface finishes can be supplied, including Nickel, Geomet , Zinc, Dacromet, Galvanised, Electroless Sherardized,& PTFE.
Top Manufacturers of Fasteners SPAX® Screws, EBY Fastener, Sundaram Kundan, GKW, Infasco, Precision, APL, Unbrako,Etc.
Packing of Incoloy 825 Fasteners: In Bulk: pallet, Canton, Small Carton / Boxs / Pallet, or customer request
Specialized manufacturer of Incoloy 825 High Tensile Fasteners, Bolts
Incoloy 825 Fasteners Test Certificates
  • Third Party Inspection Report, etc
  • Raw Materials Certificate
  • EN 10204/3.1B
  • 100% Radiography Test Report

Incoloy 825 Fasteners Equivalent Grades

STANDARD WERKSTOFF NR. UNS JIS BS GOST AFNOR EN
Incoloy 825 2.4858 N08825 NCF 825 NA 16 XH38BT NC 21 FeDU NiCr21Mo

Incoloy 825 Fasteners Chemical Composition

Grade C Mn Si P S Cr Mo Ni N
Incoloy 825 0.05 max 1.0 max 0.50 max - 0.030 max 19.5 – 23.5 - 38 - 46 -

Incoloy 825 Fasteners Mechanical Properties

Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
8.47 g/cm3 1413 °C (2580 °F) Psi – 95000 , MPa – 655 Psi – 45000 , MPa – 310 40 %

ASTM / DIN Specification of Incoloy 825 Fasteners

ASTM B166 ASTM B446 ASTM F2281
ASTM B166M ASTM B446M ASTM A962
ASTM A320 ASTM F593-13a ASTM A962M
ASTM A320M ASTM F594-15
DIN 580 DIN 6914 DIN 6921
DIN 582 DIN 3570 DIN 603
DIN 444 DIN 7990 DIN 2510
DIN 939 DIN 1B DIN 976
DIN 933 DIN 529 DIN 912
DIN 931 DIN 6325

ASTM B425 825 Incoloy Screw

ASTM B425 825 Incoloy Washer

ASTM B425 825 Incoloy Cap Screw

ASTM B425 825 Incoloy Stud Bolts

ASTM B425 825 Incoloy Nuts

ASTM B425 825 Incoloy Bolts

Size Chart of Incoloy 825 Bolts

Nominal or Basic Product Diameter E F G H J LT (Thread Length) Y
Body Diameter Width Across Flats Width Across Corners Head Height Wrenching Height For Screw Lengths For Screw Lengths Transition Thread Length
1/4 0.25 0.25 0.245 7/16 0.438 0.428 0.505 0.488 5/32 0.163 0.150 0.106 0.750 1.000 0.250
5/16 0.3125 0.3125 0.3065 1/2 0.500 0.489 0.577 0.557 13/64 0.211 0.195 0.140 0.875 1.125 0.278
3/8 0.375 0.375 0.369 9/16 0.562 0.551 0.650 0.628 15/64 0.243 0.226 0.160 1.000 1.250 0.312
7/16 0.4375 0.4375 0.4305 5/8 0.625 0.612 0.722 0.698 9/32 0.291 0.272 0.195 1.125 1.375 0.357
1/2 0.5 0.5 0.493 3/4 0.750 0.736 0.866 0.840 5/16 0.323 0.302 0.215 1.250 1.500 0.385
9/16 0.5625 0.5625 0.5545 13/16 0.812 0.798 0.938 0.910 23/64 0.371 0.348 0.250 1.375 1.625 0.417
5/8 0.625 0.625 0.617 15/16 0.938 0.922 1.083 1.051 25/64 0.403 0.378 0.269 1.500 1.750 0.455
3/4 0.75 0.75 0.741 1-1/8 1.125 1.100 1.299 1.254 15/32 0.483 0.455 0.324 1.750 2.000 0.500
7/8 0.875 0.875 0.866 1-5/16 1.312 1.285 1.516 1.465 35/64 0.563 0.531 0.378 2.000 2.250 0.556
1 1 1 0.99 1-1/2 1.500 1.469 1.732 1.675 39/64 0.627 0.591 0.416 2.250 2.500 0.625
1-1/8 1.125 1.125 1.114 1-11/16 1.688 1.631 1.949 1.859 11/16 0.718 0.658 0.461 2.500 2.750 0.714
1-1/4 1.25 1.25 1.239 1-7/8 1.875 1.812 2.165 2.066 25/32 0.813 0.749 0.530 2.750 3.000 0.714
1-1/2 1.5 1.5 1.488 2-1/4 2.250 2.175 2.598 2.480 15/16 0.974 0.902 0.640 3.250 3.500 0.833

Incoloy 825 Washer Weight & Dimensions

Bolt Size A B C Weight (lbs.) Per 100 Pieces
ID OD Thickness
1/2 9/16 13/8 0.109 4
5/8 11/16 13/4 0.134 8
3/4 13/16 2 0.148 11
7/8 15/16 21/4 0.165 15
1 11/16 21/2 0.165 19
11/8 11/4 23/4 0.165 22
11/4 13/8 3 0.165 26
13/8 11/2 31/4 0.180 33
11/2 15/8 31/2 0.180 38
15/8 13/4 33/4 0.180 43
13/4 17/8 4 0.180 50
17/8 2 41/4 0.180 57
2 21/8 41/2 0.180 63
21/4 23/8 43/4 0.220 83
21/2 25/8 5 0.238 96
23/4 27/8 51/4 0.259 110
3 31/8 51/2 0.284 130


Incoloy 825 Stud Bolt Size Chart

Class 150 Flanges ASME B16.5 (Stud bolt sizes) Length of Stud Bolts 
NPS Outside Diameter of Flange The diameter of Bolt Circle The diameter of Bolt Holes Number of Bolts Diameter of Bolts Raised Face
0.06 in
Ring Joint
1/2 3 1/2 2 3/8 5/8 4 1/2 2 1/4
3/4 3 7/8 2 3/4 5/8 4 1/2 2 1/2
1 4 1/4 3 1/8 5/8 4 1/2 2 1/2 3
1 1/4 4 5/8 3 1/2 5/8 4 1/2 2 3/4 3 1/4
1 1/2 5 3 7/8 5/8 4 1/2 2 3/4 3 1/4
2 6 4 3/4 3/4 4 5/8 3 1/4 3 3/4
2 1/2 7 5 1/2 3/4 4 5/8 3 1/2 4
3 7 1/2 6 3/4 4 5/8 3 1/2 4
3 1/2 8 1/2 7 3/4 8 5/8 3 1/2 4
4 9 7 1/2 3/4 8 5/8 3 1/2 4
5 10 8 1/2 7/8 8 3/4 3 3/4 4 1/4
6 11 9 1/2 7/8 8 3/4 4 4 1/2
8 13 1/2 11 3/4 7/8 8 3/4 4 1/4 4 3/4
10 16 14 3/4 1 12 7/8 4 1/2 5
12 19 17 1 12 7/8 4 3/4 5 1/4
14 21 18 3/4 1 1/8 12 1 5 1/4 5 3/4
16 23 1/2 21 1/4 1 1/8 16 1 5 1/4 5 3/4
18 25 22 3/4 1 1/4 16 1 1/8 5 3/4 6 1/4
20 27 1/2 25 1 1/4 20 1 1/8 6 1/4 6 3/4
24 32 29 1/2 1 1/4 20 1 1/4 6 3/4 7 1/4
Class 300 Flanges ASME B16.5 Length of Stud Bolts 
NPS Outside Diameter of Flange The diameter of Bolt Circle The diameter of Bolt Holes Number of Bolts Diameter of Bolts Raised Face
0.06 in
Ring Joint
1/2 3 3/4 2 5/8 5/8 4 1/2 2 1/2 3
3/4 4 5/8 3 1/4 3/4 4 5/8 3 3 1/2
1 4 7/8 3 1/2 3/4 4 5/8 3 3 1/2
1 1/4 5 1/4 3 7/8 3/4 4 5/8 3 1/4 3 3/4
1 1/2 6 1/8 4 1/2 7/8 4 3/4 3 1/2 4
2 6 1/2 5 3/4 8 5/8 3 1/2 4
2 1/2 7 1/2 5 7/8 7/8 8 3/4 4 4 1/2
3 8 1/4 6 5/8 7/8 8 3/4 4 1/4 4 3/4
3 1/2 9 7 1/4 7/8 8 3/4 4 1/4 5
4 10 7 7/8 7/8 8 3/4 4 1/2 5
5 11 9 1/4 7/8 8 3/4 4 3/4 5 1/4
6 12 1/2 10 5/8 7/8 12 3/4 4 3/4 5 1/2
8 15 13 1 12 7/8 5 1/2 6
10 17 1/2 15 1/4 1 1/8 16 1 6 1/4 6 3/4
12 20 1/2 17 3/4 1 1/4 16 1 1/8 6 3/4 7 1/4
14 23 20 1/4 1 1/4 20 1 1/8 7 7 1/2
16 25 1/2 22 1/2 1 3/8 20 1 1/4 7 1/2 8
18 28 24 3/4 1 3/8 24 1 1/4 7 3/4 8 1/4
20 30 1/2 27 1 3/8 24 1 1/4 8 8 3/4
24 36 32 1 5/8 24 1 1/2 9 10

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