ASTM B166 Incoloy 800/800H/800HT Fasteners

Incoloy ASTM B166 Hexagon Nut, Incoloy UNS N08800 Allen Cap Screw, Incoloy 800/800H/800HT Star Washers, Incoloy Alloy UNS N08810 Hex Bolts, INOX 1.4958 Fasteners, Incoloy 800 Marine Anchors Bolts, ASTM B166 Incoloy 800H Dome Nuts, Incoloy 800 Hurricane Bolts, Incoloy® 800 Alloy Threaded Rod, Incoloy 800HT Bonded Sealing Washers, GOST ЭИ670 Flange Bolts, EN X5NiCrAlTi31-20 Plain Washer Manufacturer in India.

Neelkamal Alloys LLP is an eminent manufacturer and stockist of Incoloy Alloy 800 / 800H / 800HT Fasteners, which have some great resistance within the route of warmness, corrosive and SCC medium.

It includes much less percentage of carbon that makes it extra yielding and much less solid, therefore imparting as unfitting for mechanical work. Incoloy Alloy UNS N08800 Fasteners is much less difficult than different styles of metal and may be extra strengthened via the including of carbon.

It is the maximum normal shape of metal for the motive that of its charge and is likewise relatively low because it gives cloth capabilities which might be appropriate for plenty of applications. We offer the first-class nice of such Incoloy Alloy UNS N08810 Fasteners that is the maximum required after devices with the aid of using the architects, creation agencies and structural engineers throughout the world.

Incoloy 800/800H/800HT Fasteners

Incoloy Alloy 800HT Hex Cap Screws, Alloy 800H Foundation Bolts, Incoloy UNS N08811 Hex Head Screw, Incoloy 800 Flat Washer, ASTM B166 Incoloy Alloy 800 Threaded Rod, Incoloy BS NA 15 Hex Head Nut, Incoloy UNS N08800 Dome Tooth Washers, ASTM B166 Incoloy 800H/800HT Square Neck Bolts, Incoloy 800HT Hex Nuts, Incoloy Alloy 800 Structural Bolts, ASTM F593 Alloy 800H Fasteners, Incoloy NCF 800 Thread Rolling Screws Supplier in Mumbai, India.

For the motive that it’s a tender product, they may be pretty clean to weld, whilst soaring-notable steels that want the usage of particular welding methods. They are identified for his or her strong creation and dimensional accuracy. Incoloy Alloy UNS N08811 Fasteners has numerous outstanding capabilities to offer like non-corrosive, dimensional accuracy, strong creation and extra.

Usual applications include warmness exchangers, fueloline variety burner rings, show racks, workplace fixtures and additionally different-associated makes use of in which corrosion resistance as a minimum value is significant. And therefore, Incoloy Alloy WNR 1.4876 Fasteners may be marked via excellence that could be a high-elegance mixture of aggressive pricing and nice.

They are applied in commercial boilers, heavy equipment, wagon tippers, crushers, loaders, feeders, stackers, cranes, delivery industries, etc. Incoloy Alloy WNR 1.4958 Fasteners is likewise utilized in assisting frames for equipment applied in metallurgical and different-associated heavy industries.

Incoloy Alloy WNR 1.4959 Fasteners are as properly utilized in some of car and mechanical industries which might be being established for the motive of upholding a wished amount of consistency and pressure. Our series reveals substantial makes use of in distilleries and sugar mills, petrochemicals and pumps, cement, metal vegetation and creation industries.

Incoloy 800/800H/800HT Fasteners Specifications

Grade Incoloy 800/800H/800HT (UNS N08800/N08810/N08811)
Incoloy 800/800H/800HT Fasteners Specifications ASTM B166 / ASME SB 166
Incoloy Alloy 800/800H/800HT Fasteners size Bolt / Screw Size : M3 - M56 | 3/6" to 2" | Custom Sizes
Nuts Size : M3 - M56 | 3/6" to 2" | Custom Sizes
Washers Size : M3 - M56 | 3/6" to 2" | Custom Sizes
Machine Screws Size : M1.6 - M12
Self Tapping Screw Size : No.2 - No. 14
Incoloy Alloy 800/800H/800HT Fasteners Length 3 mm to 200 mm
Incoloy Alloy 800/800H/800HT Studs, Bolts, Threads UNF, BSW, BSF, METRIC, UNC, or as required
Standard of Incoloy 800/800H/800HT Fasteners DIN : DIN 934, DIN 931, DIN 970, DIN 933
UTS : UNEF, NPT, UNC, UNS, UNF, NPTF
ISO : JIS standards, ISO 4033, ISO 4032,
ANSI – American National Standards Institute
ASME B18.5
ANSI B 28.2.4 1M
as per defined in ASME B16.5 standard Incoloy® Alloy 800/800H/800HT Stud Bolt length
ANSI B 18.2.4 2M
as per defined in ASME B18.2.2 Incoloy Alloy 800/800H/800HT Hex nuts
Form of Incoloy 800/800H/800HT Alloy Fasteners Hex, Threading, Square, Round as per Gauge Etc.
Raw materials Source JSPL, Mukund Steel, Tata Steel, Dhamm Steel, Usha Martin,etc.
Threads Configuration ASME B1.1 2A/3A – 2B/3B Inch Unified Threads and B1.13M 6h-6G Metric Coarse Threads
Certification Dual Certified As per ASTM & ASME Codes
Dimensions DIN 931, 933, 934, 7991, 976, 125, ASME B18.2.1, B18.3
Threads Unless otherwise specified, the threads shall be rolled or cut and tapped horizontally or vertically
Test Certificate of Incoloy Alloy Bolting as per EN 10204 / 3.1 Manufacturer Test Certificate
Additional Certifications PED 97/23/EC Certified, Merkblatt AD 2000 W2 Certified
Production process M24-M100: hot forging , M2-M24: Cold Froging, for custom-made connecting element machining and CNC
Head drive of Incoloy Alloy 800/800H/800HT Bolts Six-Lobe,Phillips,Phillips/Slot, Slotted etc
Packing of Incoloy Alloy 800/800H/800HT Fasteners IN BULK: canton, pallet, Small Boxs / carton / pallet, or customer request
Surface Coating Ptfe Coated Incoloy 800/800H/800HT Fasteners
Phosphate Coating
Teflon Coating
Zinc Coating
Hot Dipped Galvanizing Coating
Cadmium Coating
Xylon Coating
Incoloy 800/800H/800HT Fasteners finishing Incoloy 800/800H/800HT : Self-Colour, Passivated, Bright Zinc Plated (BZP), Hot Dip Galvanised (HDG), Incoloy Alloy, Sherardized, some special one like DACROMET Geometry and Mechanically Applied coating ,Dacroment, nickel plated, anodizing, plated zinc-nickel
Zinc (blue, black, yellow, white), black oxide,
Types of Incoloy 800/800H/800HT Fasteners
ASTM B166 Incoloy 800/800H/800HT Bolts
ASTM B166 Incoloy 800/800H/800HT Bolts

ASTM B166 Incoloy 800 Bolts, ASME SB166 Alloy 800H Hex Bolt, Incoloy 800HT Heavy Hex Head Bolts, Incoloy UNS N08800 J Bolts, Incoloy UNS N08810 Bolts, Incoloy UNS N08811 Bolts, Incoloy DIN. 1.4876 Shoulder Bolts, WNR. 1.4958 T Bolts, INOX 1.4959 Bolts, Incoloy GOST ЭИ670 Machine Bolts, Incoloy NA 15 (H/HT) Elevator Bolts, Incoloy EN X10NiCrAlTi32-20 U Bolts, Incoloy NCF 800H/800HT Carriage Bolts, Incoloy AFNOR Z8NC32-21 Eye Bolts

ASTM B166 Incoloy 800/800H/800HT Nuts
ASTM B166 Incoloy 800/800H/800HT Nuts

ASTM B166 Incoloy 800 Hex Nuts, ASME SB166 Alloy 800H/800HT Square Nuts, Incoloy 800HT Heavy Hex Head Nuts, Incoloy UNS N08800 Lock Nuts, Incoloy UNS N08810 Nuts, Incoloy UNS N08811 Serrated Nuts, Incoloy DIN. 1.4876 Dome Nuts, WNR. 1.4958 Nuts, INOX 1.4959 Cap Nuts, Incoloy GOST ЭИ670 Nylock Nuts, Incoloy NA 15 (H/HT) Wing Nuts, Incoloy EN X5NiCrAlTi31-20 Coupling Nuts, Incoloy NCF 800H Hex Jam Nuts, Incoloy AFNOR Z8NC32-21 Slotted Nuts

ASTM B166 Incoloy 800/800H/800HT Screw
ASTM B166 Incoloy 800/800H/800HT Screw

ASTM B166 Incoloy 800/800H/800HT Allen Cap Screw, ASME SB166 Alloy 800 Screw, Incoloy 800H/800HT Socket Head Cap Screw, Incoloy UNS N08800 Hex Head Screws, Incoloy UNS N08810 High Tensile Screw, Incoloy UNS N08811 Metric Set Screws, Incoloy DIN. 1.4876 Self Tapping Screws, WNR. 1.4958 Self Drilling Screws, WNR. 1.4959 Wood Screws, Incoloy GOST ЭИ670 Screws, Incoloy NA 15 (H/HT) Thread Rolling Screw, Incoloy 800HT EN X8NiCrAlTi32-21 Concrete Screw, Incoloy NCF 800H Socket Set Screw, Incoloy AFNOR Z8NC32-21 Machine Screws

ASTM B166 Incoloy 800/800H/800HT Washers

ASTM B166 Incoloy 800/800H/800HT Washer, ASME SB166 Alloy 800H/800HT PLain Washer, Incoloy 800 Lock Washers, Incoloy UNS N08800 Beveled Washers, Incoloy UNS N08810 Flat Washers, Incoloy UNS N08811 Ogee Washers, Incoloy DIN. 2.4858 Ogee Washer, Incoloy GOST ЭИ670 Split/Lock Washer, Incoloy NA 15 (H/HT) Tooth Lock Washer, Incoloy 800HT EN NiCr21Mo Countersunk Washer, Incoloy NCF 800 Dock Washer, Incoloy AFNOR Z8NC32-21 Square Washer

ASTM B166 Incoloy 800/800H/800HT Stud Bolts‎
ASTM B166 Incoloy 800/800H/800HT Stud Bolts‎

ASTM B166 Incoloy 800/800H/800HT Stud, ASME SB166 Alloy 800 Full Threaded Stud Bolts, Incoloy 800HT Half Threaded Stud Bolt, Incoloy UNS N08800 Threaded Rod, Incoloy UNS N08810 Full Threaded Stud, Incoloy UNS N08811 half Threaded Stud, Incoloy DIN. 1.4876 Double Ended Studs, WNR. 1.4958 Stud Bolts, INOX 1.4959 Alloy 800HT Stud Bolts, Incoloy GOST ЭИ670 Tap End Studs, Incoloy NA 15 (H/HT) Reduced Shank Stud Bolt, Incoloy EN X10NiCrAlTi32-20 Stud Bolts, Incoloy NCF 800/800H Single End Stud Bolts, Incoloy AFNOR Z8NC32-21 Tie Rod

ASTM B166 Incoloy 800/800H/800HT Anchor Bolt
ASTM B166 Incoloy 800/800H/800HT Anchor Bolt

ASTM B166 Incoloy 800/800H/800HT Anchor Bolt, ASME SB166 Alloy 800 Sleeve Anchor Bolts, Incoloy 800HT Wedge Anchor Bolt, Incoloy UNS N08800 J Anchor Bolts, Incoloy UNS N08810 Anchor Bolts, Incoloy UNS N08811 Anchor Bolts, Incoloy DIN. 1.4876 High Tensile Anchor Bolt, WNR. 1.4958 Anchor Bolt, INOX. 1.4959 Anchor Bolt, Incoloy GOST ЭИ670 Anchor Bolt, Incoloy NA 15 (H/HT) Anchor Bolt, Incoloy 800HT EN X5NiCrAlTi31-20 Anchor Bolts, Incoloy NCF 800H Marine Anchors Bolts, Incoloy AFNOR Z8NC32-21 Anchor Bolt

ASTM B166 Incoloy 800/800H/800HT Fasteners Equivalent Grades
STANDARD WERKSTOFF NR. UNS JIS BS GOST AFNOR EN OR
Incoloy 800 1.4876 N08800 NCF 800 NA 15 ЭИ670 Z8NC32-21 X10NiCrAlTi32-20 XH32T
Incoloy 800H 1.4958 / 1.4876 N08810 NCF 800H NA 15(H) ЭИ670 Z8NC33-21 X5NiCrAlTi31-20 XH32T
Incoloy 800HT 1.4859 / 1.4876 N08811 NCF 800HT NA 15(HT) ЭИ670 - X8NiCrAlTi32-21 XH32T
ASTM B166 8800/800H/800HT Incoloy Fasteners Price List

Contact us or click on request a quote button to get our competitive prices for 8800/800H/800HT Incoloy Fasteners. Neelkamal Alloys LLP maintain the large inventory of high quality ASTM B166 Incoloy 800/800H/800HT Fasteners for sale to our clients throughout globally.

Incoloy 800/800H/800HT Fasteners Chemical Composition
Grade C Mn Si S Cu Fe Ni Cr Al Ti
800 0.10 max 1.50 max 1.00 max 0.015 max 0.75 max 39.50 min 30.00 – 35.00 19.00 – 23.00 0.15 – 0.60 0.15 – 0.60
800H 0.05 – 0.10 1.50 max 1.00 max 0.015 max 0.75 max 39.50 min 30.00 – 35.00 19.00 – 23.00 0.15 – 0.60 0.15 – 0.60
800HT 0.06 – 0.10 1.50 max 1.00 max 0.015 max 0.75 max 39.50 min 30.00 – 35.00 19.00 – 23.00 0.15 – 0.60ᴬ 0.15 – 0.60ᴬ
Incoloy 800/800H/800HT Fasteners Mechanical Properties
Element Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
800 / 800H / 800HT 7.94 g/cm3 1385 °C (2525 °F) Psi – 75,000 , MPa – 520 Psi – 30,000 , MPa – 205 30 %
ANSI And/Or ASME Standards Incoloy Fasteners(Inch Series)
ASME B18.1.1 Small Solid Rivets ASME B18.8.1 Clevis Pins and Cotter Pins
ASME B18.1.2 Large Rivets ASME B18.8.2 Taper Pins, Dowel Pins, Straight Pins, Grooved Pins and Spring Pins
ASME B18.2.1 Square and Hex Bolts and Screws ASME B18.9 Plow Bolts
ASME B18.2.2 Square and Hex Nuts ASME B18.10 Track Bolts and Nuts
ASME B18.2.6 Fasteners for use in Structural Applications ASME B18.11 Miniature Screws
ASME B18.3 Socket Cap, Shoulder and Set Screws ASME B18.13 Screws and Washer Assemblies (Sems)
ASME B18.5 Round Head Bolts ASME B18.15 Forged Eyebolts
ASME B18.6.2 Slotted Head Cap Screws, Square Head Set Screws, and Slotted Headless Set Screws ASME B18.17 Wing Nuts, Thumb Screws and Wing Screws
ASME B18.6.3 Machine Screws and Machine Screws Nuts ASME B18.21.1 Lock Washers
ASME B18.6.4 Thread Forming and Thread Cutting Tapping Screws and Metallic Drive Screws ASME B18.22.1 Plain Washers
ASME B18.7 General Purpose Semi- Tubular Rivets, Full Tubular Rivets, Split Rivets and Rivet Caps ASME B18.23.1 Beveled Washers
ASTM B166 Incoloy 800/800H/800HT Hex Bolt Dimensions
Nominal Size (D) Body Diameter Head Thickness ASTM A193 Acro ASTM A193 The Flats Acro ASTM A193 Corners
D (MAX) D (MIN) H (MAX) H (MIN) F (MAX) F (MIN) C (MAX) C (MIN)
m10 10.00 9.78 6.63 6.17 17.00 15.73 18.48 17.77
m12 12.00 11.73 7.76 4.24 19.00 17.73 20.78 20.03
m14 14.00 13.73 9.09 8.51 22.00 20.67 24.25 23.35
m16 16.00 15.73 10.32 9.68 24.00 23.67 27.71 26.75
m20 20.00 19.67 12.88 12.12 30.00 29.16 34.64 32.95
m24 24.00 23.67 15.44 14.56 36.00 35.00 41.57 39.55
m30 30.00 29.67 19.48 17.92 46.00 45.00 53.12 50.85
m36 36.00 35.61 23.38 21.63 55.00 53.80 63.51 60.79
m42 42.00 41.38 26.97 25.03 65.00 62.90 75.06 71.71
m48 48.00 47.38 31.07 28.93 75.00 72.60 86.60 82.76
m56 56.00 55.26 36.2 33.80 85.00 82.20 98.15 93.71
m64 64.00 63.26 41.32 38.68 95.00 91.80 109.70 104.65
m72 72.00 71.26 46.45 43.55 105.00 101.40 121.24 115.60
m80 80.00 79.26 51.58 48.42 115.00 111.00 132.72 126.54
m90 90.00 89.13 57.74 54.26 130.00 125.50 150.11 143.07
m100 90.00 99.13 63.9 60.10 145.00 140.00 167.43 159.60
Incoloy 800/800H/800HT Bolts Weight Chart
MM THREADS AS PER IS 1363/67
APPROXIMATE WEIGHT IN KGS FOR 100 NOS
LENGTH DIAMETER
M 5 M 6 M 8 M 10 M 12 M 14 M 16 M 18 M 20 M 22
16 mm 0.448 0.743 1.590 3.211            
20 mm 0.598 0.812 1.711 3.411 4.892          
25 mm 0.660 0.897 1.871 3.660 5.252 8.170        
30 mm 0.737 1.010 2.070 3.912 5.574 9.690 10.707   18.657  
35 mm 0.804 1.120 2.271 4.223 5.974 10.000 11.416 16.026 19.608  
40 mm 0.881 1.230 2.470 4.533 6.410 10.288 12.107 16.667 20.747  
45 mm 0.958 1.340 2.671 4.840 6.859 10.504 12.821 17.241 21.739  
50 mm 1.030 1.450 2.870 5.155 7.299 11.261 13.624 17.857 22.727 28.409
55 mm   1.560 3.071 5.464 7.740 11.628 14.409 18.868 23.810 30.120
60 mm   1.670 3.270 5.774 8.183 12.255 15.244 20.000 25.126 32.051
65 mm   1.781 3.472 6.083 8.621 12.626 16.026 21.008 26.455 34.014
70 mm   1.890 3.671 6.394 9.058 12.987 16.835 22.124 27.778 35.461
75 mm   2.000 3.873 6.702 9.506 13.228 17.606 23.256 29.070 39.063
80 mm   2.111 4.072 7.013 10.000 13.889 18.248 24.510 30.303 40.000
90 mm     4.472 7.634 10.917 14.925 19.841 26.042 33.113 41.667
100 mm     4.873 8.251 11.820 16.340 21.459 27.778 35.714 46.296
110 mm       8.881 12.723 17.730 23.041 31.250 38.168 47.170
120 mm       9.506 13.624 18.797 24.631 32.895 40.984 50.000
130 mm       10.101 14.535 20.000 26.316 34.722 43.478 52.632
140 mm       10.707 15.432 20.833 27.933 35.461 46.296 55.556
150 mm       11.312 16.340 22.222 29.412 37.594 48.544 58.824
160 mm       11.905 17.241 24.272 31.056 40.984 50.505 61.728
170 mm       12.500 18.116   32.680   53.191 64.935
180 mm       13.123 19.011 26.882 34.247   55.556 67.568
190 mm       13.736 19.920   35.971   58.140 70.423
200 mm       14.327 20.833 29.586 37.594 49.020 60.976 73.529
220 mm       15.528 22.624   40.650   65.789 79.365
240 mm       16.722 24.510   43.860   71.429 84.746
250 mm       17.301 25.381   45.455   74.627 87.719
260 mm       17.921 26.316   47.170   76.923 90.909
280 mm       19.157 28.090   50.505   81.967 98.039
300 mm       20.325 29.940   53.763   87.719 104.167
320 mm         31.646   56.818   92.593  
340 mm         33.557   60.241   98.039  
360 mm         35.211   63.291   104.167  
380 mm         37.037   66.667   108.696  
400 mm         39.063   69.444   113.636
Incoloy 800/800H/800HT Nuts Dimensions
Nominal Size or Basic Major Thread Diameter F G H
Width Across Flats Width Across Corners Thickness
Basic Max Min Max Min Basic Max Min
1/4 .2500 1/2 .500 .488 .577 .556 15/64 .250 .218
5/16 .3125 9/16 .562 .546 .650 .622 19/64 .314 .280
3/8 .3750 11/16 .688 .669 .794 .763 23/64 .377 .341
7/16 .4375 3/4 .750 .728 .866 .830 27/64 .441 .403
1/2 .5000 7/8 .875 .850 1.010 .969 31/64 .504 .464
9/16 .5625 15/16 .938 .909 1.083 1.037 35/64 .568 .526
5/8 .6250 1-1/16 1.062 1.031 1.227 1.175 39/64 .631 .587
3/4 .7500 1-1/4 1.250 1.212 1.443 1.382 47/64 .758 .710
7/8 .8750 1-7/16 1.438 1.394 1.660 1.589 55/64 .885 .833
1 1.0000 1-5/8 1.325 1.575 1.876 1.796 63/64 1.012 .956
1-1/8 1.1250 1-13/16 1.812 1.756 2.093 2.002 1-7/64 1.139 1.079
1-1/4 1.2500 2 2.000 1.938 2.309 2.209 1-7/32 1.251 1.187
1-3/8 1.3750 2-3/16 2.188 2.119 2.526 2.416 1-11/32 1.378 1.460
1-1/2 1.5000 2-3/8 2.375 2.300 2.742 2.622 1-15/32 1.505 1.433
1-5/8 1.6250 2-9/16 2.562 2.481 2.959 2.828 1-19/32 1.632 1.556
1-3/4 1.7500 2-3/4 2.750 2.662 3.175 3.035 1-23/32 1.759 1.679
2 2.0000 3-1/8 3.125 3.025 3.608 3.449 1-31/32 2.013 1.925
2-1/4 2.2500 3-1/2 3.500 3.388 4.041 3.862 2-13/64 2.251 2.155
2-1/2 2.5000 3-7/8 3.875 3.750 4.474 4.275 2-29/64 2.505 2.401
2-3/4 2.7500 4-1/4 4.250 4.112 4.907 4.688 2-45/64 2.759 2.647
3 3.0000 4-5/8 4.625 4.475 5.340 5.102 2-61/64 3.013 2.893
3-1/4 3.2500 5 5.000 4.838 5.774 5.515 3-3/16 3.252 3.124
3-1/2 3.5000 5-3/8 5.375 5.200 6.207 5.928 3-7/16 3.506 3.370
3-3/4 3.7500 5-3/4 5.750 5.562 6.640 6.341 3-11/16 3.670 3.616
4 4.0000 6-1/8 6.125 5.925 7.073 6.755 3-15/16 4.014 3.862
ASTM B166 Incoloy 800/800H/800HT Plain Washer Dimension
Size Inside Diameter Outside Diameter Thickness
3/16 1/4" 9/16" 3/64"
1/4 5/16" 3/4" 1/16"
3/8 7/16" 1" 5/64"
7/16 1/2" 1-1/4" 5/64"
1/2 9/16" 1-3/8" 7/64"
9/16 5/8" 1-1/2" 7/64"
5/8 11/16" 1-3/4" 9/64"
3/4 13/16" 2" 5/32"
5/16 3/8" 7/8" 5/64"
7/8 15/16" 2-1/4" 1/64"
1 1-1/16" 2-1/2" 11/64"
1-1/8 1-1/4" 2-3/4" 11/64"
1-1/4 1-3/8" 3" 11/64"
1-3/8 1-1/2" 3-1/4" 3/16"
1-5/8 1-3/4" 3-3/4" 3/16"
1-3/4 1-7/8" 4" 3/16"
2 2-1/8" 4-1/2" 3/16"
2-1/2 2-5/8" 4-1/2" 3/16"
3 3-1/8" 5-1/2" 9/32"
1-1/2 1-5/8" 3-1/2" 3/16"
ASTM B166 Incoloy 800/800H/800HT 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
ASTM B166 Incoloy 800/800H/800HT Stud Bolt Torque Chart
Flange
Size
B16.5 Class 150 RF/ Ring Gaskets B16.5 Class 150 FF/ Full Face Gaskets
Torque / Round (ft-lbs) Stud Bolts Tighten Sequence Torque / Round (ft-lbs) Stud Bolts Tighten Sequence
1st 2nd Final Dwg/No. Bolt Size 1st 2nd Final Dwg*/No. Bolt Size
1/2″ 10 20 30 4-bolt 1/2″ 20 40 60 4-bolt 1/2″
3/4″ 13 27 40 4-bolt 1/2″ 20 40 60 4-bolt 1/2″
1″ 15 30 50 4-bolt 1/2″ 20 40 60 4-bolt 1/2″
1-1/4″ 20 40 60 4-bolt 1/2″ 20 40 60 4-bolt 1/2″
1-1/2″ 20 40 60 4-bolt 1/2″ 20 40 60 4-bolt 1/2″
2″ 40 80 120 4-bolt 5/8″ 40 80 120 4-bolt 5/8″
2-1/2″ 40 80 120 4-bolt 5/8″ 40 80 120 4-bolt 5/8″
3″ 40 80 120 4-bolt 5/8″ 40 80 120 4-bolt 5/8″
3-1/2″ 40 80 120 8-bolt 5/8″ 40 80 120 8-bolt 5/8″
4″ 40 80 120 8-bolt 5/8″ 40 80 120 8-bolt 5/8″
5″ 60 120 200 8-bolt 3/4″ 60 120 200 8-bolt 3/4″
6″ 60 120 200 8-bolt 3/4″ 60 120 200 8-bolt 3/4″
8″ 60 120 200 8-bolt 3/4″ 60 120 200 8-bolt 3/4″
10″ 95 190 320 12-bolt 7/8″ 95 190 320 12-bolt 7/8″
12″ 95 190 320 12-bolt 7/8″ 95 190 320 12-bolt 7/8″
14″ 147 294 490 12-bolt 1″ 147 294 490 12-bolt 1″
16″ 147 294 490 16-bolt 1″ 147 294 490 16-bolt 1″
18″ 213 426 710 16-bolt 1-1/8″ 213 426 710 16-bolt 1-1/8″
20″ 213 426 710 20-bolt 1-1/8″ 213 426 710 20-bolt 1-1/8″
24″ 300 1,000 20-bolt 1-1/4″ 300 1,000 20-bolt 1-1/4″
ASTM B166 Incoloy 800/800H/800HT Fasteners Standard
Hexagon Bolt / Set Screws Stud Bolt Hexagon Nuts Socket Cap screws
DIN 931 BS 4882 DIN 934 DIN 912
DIN 933 DIN 976 BS 1768 DIN 6912
BS 1768 BS 1769 DIN 7984
UNI 5731 BS 1083 ANSI B18.3
UNI 5739 BS 3692 ISO 4762
ISO 4014 ISO 4032 UNI 5931
ISO 4017 ISO 4033 BS 2470
BS 1769 ANSI B18.2.2 BS 4168
BS 3692
ANSI B18.2.1
Socket & Slotted Set Screws Socket & Slotted Countersunk Screws Studs Washers
DIN 913 DIN 963 DIN 938 DIN 125
DIN 914 DIN 7991 DIN 939 DIN 9021
DIN 915 BS 4168 DIN 2510 BS 4320
DIN 916 BS 1981 BS 4439 BS 3410
DIN 551 BS 483 BS 2693
DIN 553 BS 2470 Spring Washers
DIN 438 DIN 127
BS 4168 BS 4464
BS 1802
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