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ASTM A453 Grade 660 Bolts

ASTM A453 Grade 660 Bolts

Sizes in Stock
Sizes in Stock Imperial Sizes: ¼" to 8" Metric Sizes : M6 to M152
Bolts Thread
ASME SA 453 Grade 660 Bolts Thread: BSF, UNC, BSW, UNF, METRIC
Studs Types
ASTM A453 660 Studs Type: Tap-End, Fully or Fine threaded, Double-End
Screws Thread Pitch
A286 Gr. 660 Screws Thread Pitch: Coarse Threads, Fine Threads
standards
European & American Standard: ASTM A453, UNS S66286, ASME SA 453
Threaded Rod Condition
Gr 660 Class A Threaded Rod Condition: Threading, Cold Drawn
Delivery Time
Delivery Time: Hungary : 45 Days Finland : 45-60 Days
Washer Form
A286 Gr. 660 Washer Form: E, D, B, C, G, A Form
brand
Brand: SMT
Origin
Origin: Indian
certificate
MTC Certificate: EN 10204 3.1 and 3.2
mail
sales@siddhagirimetals.com
ASTM A453 Grade 660 Bolts Specification


ASME SA 453 Gr 660 Stud Bolt Manufacturer in India in Class A/B/C/D

ASTM A453 Grade 660 Tensile Class

  • Class A
  • Class B
  • Class C
  • Class D

 

ASME SA 453 Gr 660 Stud Bolt

ASME SA 453 Gr 660 Stud Bolt

Alloy A286 Stainless Steel Heavy Hex Nuts

Alloy A286 Stainless Steel Heavy Hex Nuts

UNS S66286 Socket Head Cap Screw

UNS S66286 Socket Head Cap Screw

 

Siddhagiri Metals & Tubes

Table of Content

ASTM A453 Grade 660 Bolts Specification

Standard Sizes

ASTM A453 Grade 660 Bolts Standard Sizes

  • Imperial Sizes : ¼" to 8"
  • Metric sizes: M6 to M152
  • Length: 3 to 200 mm
Bolts Thread

A453 Gr 660 Cl D Bolts Thread

  • UNC, BSW
  • METRIC, UNF
  • BSF etc.
Studs End

SA 453 Gr660 Studs End

  • Sheared
  • Chamfer, Flat
  • Rounded
  • Saw cut
Screws Head Shape

A286 Stainless Steel Screws Head Shape

  • Round
  • Pan
  • Button
  • Truss
Threaded Rod Thread

ASTM A453 660 Threaded Rod Thread

  • Right hand
  • Left hand
  • Both right and left etc.

Physical Properties

ASTM A453 Grade 660 Bolts Physical Properties

  • Density: 7.85 g/cm³
  • Melting Point: 1375°C (2507°F)
  • Temprature Range:0.46 J/g·°C
Standards

AISI 660 Washers Standards

  • ASTM: A453 | ASME : SA453
  • UNS: S66286
  • EN 10204
Bolts Neck Type

A286 Gr. 660 Bolts Neck Type

  • Knurled
  • Square
  • Hex, Triangular
Studs Types

ASTM A453 660 Studs Types

  • Double-End
  • Fine/ Fully Threaded
  • Tap-End
Process

ASTM A453 Gr.660 Cl.B Bolt Process

  • Hot Forging
  • Cold Forging
  • CNC machined
Surface Finish

SA 453 Gr 660 Stud Bolt Surface Finish

  • Phosphating
  • Oxidation
  • HDG
Screw Tip Style

Gr 660 Class A Screw Tip Style

  • Rolled
  • Dog
  • Die, A pinch
Screw Thread Pitch

Alloy A286 Screw Thread Pitch

  • Coarse Threads
  • Fine Threads

Threaded Rod Condition

ASTM A453M Grade 660 Threaded Rod Condition

  • Threading
  • Cold Drawn
Application

ASTM A453 Grade 660 Bolts Application

  • Aerospace
  • Gas Turbines
  • Power Generation
  • Chemical Processing
Origin

UNS S66286 Socket Head Cap Screw Origin

  • Japanese
  • Indian, Korean
  • European
  • American

 

A453M Grade 660 Heavy Hex Bolts Supplier in Mumbai With Size 3/8 to 4" or Custom At Best Price

A453M Grade 660 Heavy Hex Bolts Price

Incredible pricing on ASTM A453 Grade 660 Bolts with Material Test Certificate, Find Out More Here

ASTM A453 Grade 660 Stud Bolt Standards

Product ISO DIN UNI ASME
Imperial Metric
Heavy Hex Bolts 7412 6914 5712 B18.2.1 B18.2.3.7M
Hex Cap Screws 4017 933 5739 B18.2.1 B18.2.3.1M
Set Screws 4029 916 5929 B18.3 B18.3.1M
Countersunk Screws 10642 7991 5933 B18.3 B18.3.1M
Hex Nuts 4032 934 5588 B18.2.2 B18.2.4.1M
Socket Head Cap Screws 4762 912 5931 B18.3 B18.3.1M
Studs -- 976 6610 B18.31.2 B18.31.1M
Hex Bolts 4014 931 5737 B18.2.1 B18.2.3.5M
Heavy Hex Nuts 4775 6915 5713 B18.2.2 B18.2.4.6M

Forward-thinking ASTM A453 Grade 660 Bolts Supplier with a track record of durable and efficient designs.

ASTM A453 Gr 660 Studs Bolt Sizes

Diameter Nut Sizes Diameter in inch Diameter in mm
M10 17 0.3937 10
M12 19 0.4724 12
M14 22 0.5512 14
M16 24 0.6299 16
M18 27 0.7087 18
M20 30 0.7874 20
M22 32 0.8661 22
M24 36 0.9449 24
M27 41 1.063 27
M33 50 1.2992 33
M30 46 1.1811 30
M36 55 1.4173 36
M42 65 1.6535 42
M39 60 1.5354 39
M45 70 1.7717 45
M52 80 2.0472 52
M48 75 1.8898 48
M56 85 2.2047 56
M64 95 2.5197 64
M60 90 2.3622 60
M68 100 2.6772 68
M76 110 2.9921 76
M72 105 2.8346 72
M80 115 3.1496 80
M90 130 3.5433 90
M85 120 3.3464 85
M100 145 3.937 100
M160 230 6.2992 160
M125 180 4.9212 125
M110 155 4.3307 110
M140 200 5.5118 140

Dimensions of ASTM A453 Gr 660 Class D Hex Bolts

Dimensions of ASTM A453 Gr 660 Class D Hex Bolts

 

Nominal Size (D) Body Dia. Head Thickness Acro the Flats Acro Corners
- D (MAX) D (MIN) H (MAX) H (MIN) F (MAX) F (MIN) C (MAX) C (MIN)
M16 16.00 15.73 10.32 9.68 24.00 23.67 27.71 26.75
M30 30.00 29.67 19.48 17.92 46.00 45.00 53.12 50.85
M24 24.00 23.67 15.44 14.56 36.00 35.00 41.57 39.55
M42 42.00 41.38 26.97 25.03 65.00 62.90 75.06 71.71
M64 64.00 63.26 41.32 38.68 95.00 91.80 109.70 104.65
M80 80.00 79.26 51.58 48.42 115.00 111.00 132.72 126.54
M72 72.00 71.26 46.45 43.55 105.00 101.40 121.24 115.60
M36 36.00 35.61 23.38 21.63 55.00 53.80 63.51 60.79
M48 48.00 47.38 31.07 28.93 75.00 72.60 86.60 82.76
M20 20.00 19.67 12.88 12.12 30.00 29.16 34.64 32.95
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
M10 10.00 9.78 6.63 6.17 17.00 15.73 18.48 17.77
M56 56.00 55.26 36.2 33.80 85.00 82.20 98.15 93.71
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

Your dependable ASTM A453 Grade 660 Bolts Supplier for expertly sourced, high-grade industrial components.

Hardness of ASTM A453 Grade 660 Hex Bolts

Tensile Class Brinell Hardness Number Approximate Rockwell Hardness B & C
min max
A, B and C 248 - 341 24 HRC 27 HRC
D 248 - 321 24 HRC 35 HRC

Keep Surplus Stock Of Alloy A286 Stainless Steel Heavy Hex Nuts With EN 10204 Type 3.1 MTC

Alloy A286 Stainless Steel Heavy Hex Nuts Documentation

Siddhagiri Metals is a reliable ASTM A453 Grade 660 Bolts Supplier in India, offering top-quality fasteners that meet international standards.

 

  • Certificate of Origin
  • Commercial Invoice which includes HS Code
  • Material Traceability Records
  • Raw Material Test Reports
  • Quality Assurance Plan (QAP)
  • Material Test Certificates (MTC)
  • Fumigation Certificates
  • Heat Treatment Charts

ASTM A453 Grade 660 Class A/B/C/D Marking Requirements

Grade Class A Class B Class C Class D
Grade 660 660A 660B 660C 660D NR

ASTM A453 Grade 660 Temperature Rating

Physical Property Continuous Operation Intermittent Usage / Short Term
Fahrenheit(°F) Celsius(°C) Fahrenheit(°F) Celsius(°C)
High Strength Retention -320 upto 1000(°F) -160 upto 537(°C) 1300-1500(°F) 704-815(°C)
Oxidation Resistance 1800(°F) 982(°C) 1500(°F) 815(°C)

Characteristics of A453 Grade 660 Hex Bolts

  • Good Machinability
  • High ductility
  • Good creep-rupture strength
  • Non-magnetic
  • Excellent fabrication
  • Good oxidation resistance up to 800°C
  • High strengths

 

Offer UNS S66286 Socket Head Cap Screw Online With Rupture Test, Refer Composition and Equivalent

ASTM A453 Grade 660 Class A/B/C/D Stress Rupture Requirements

Grade Class Time to Rupture, min, hA Elongation, min, % Test Temperature Stress, Min
°F °C Ksi Mpa
Grade 660 A, B and C 100 5 1200 650 56 385

ASTM A453 660 Material Equivalents

Standards
ASTM A638, F2281
ASME SA453, SA638, SF2281
UNS S66286; K66286
EN 10083-3, 10302; 10269
WerkStoff 1.4980 / 1.4944
AMS 5737/5732/5525/5804
ISO 3506-5
SAE J467 A286
AFNOR Z5NCTDV26-15B / Z6NCTDV25-15
GB/T 06Cr15Ni25Ti2MoAlVB

ASTM A453 Grade 660 Chemical Composition

Element Content %
Grade 660 UNS S66286
Nickel 24.00 - 27.00
Carbon 0.08 max
Manganese 2.00 max
Phosphorus 0.04 max
Aluminum 0.35 max
Silicon 1.00 max
Vanadium 0.10 - 0.50
Boron 0.001 - 0.010
Sulfur 0.03 max
Chromium 13.50 - 16.00
Molybdenum 1.00 - 1.50
Titanium 1.90 - 2.35

ASTM A453 Grade 660 Class A/B/C/D Heat Treatment Requirements

Grade Class Hardening Treatment Solution Treatment
Grade 660 A 1325 +/- 25° F [720 +/- 14°C] 1650 +/- 25° F [900 +/- 14°C]
B 1325 +/- 25° F [720 +/- 14°C] 1800 +/- 25° F [980 +/- 14°C]
C 1425 +/- 25° F [775 +/- 14°C],
followed by 1200 +/- 25°F [650 +/- 14°C], air cool		 1800 +/- 25° F [980 +/- 14°C]
D 1325 +/- 25° F [720 +/- 14°C],
1200 +/- 25°F [650 +/- 14°C]		 1650 +/- 25° F [900 +/- 14°C]
1800 +/- 25° F [980 +/- 14°C]

ASTM A453 Grade 660 Bolts Types

ASTM A453 Grade 660 Hex Bolts

ASTM A453 Grade 660 Hex Bolts

UNS S66286 Double End Studs

UNS S66286 Double End Studs

ASTM A453 Gr 660 Hex Cap Screw

ASTM A453 Gr 660 Hex Cap Screw

Alloy A286 Countersunk Screws

Alloy A286 Countersunk Screws

 

ASME SA 453 Grade 660 Socket Head Bolts

ASME SA 453 Grade 660 Socket Head Bolts

ASTM A453 660 Set Screw

ASTM A453 660 Set Screw

A286 Stainless Steel CSK Screws

A286 Stainless Steel CSK Screws

Gr 660 Class A Hex Nuts

Gr 660 Class A Hex Nuts

 

AISI 660 Heavy Hex Bolts

AISI 660 Heavy Hex Bolts

A286 Gr. 660 Washers

A286 Gr. 660 Washers

A453 Gr 660 Cl D Dowel Pin

A453 Gr 660 Cl D Dowel Pin

ASTM A453 Gr.660 Cl.B Custom Bolts and Nuts

ASTM A453 Gr.660 Cl.B Custom Bolts and Nuts

SA 453 Gr660 Weight Chart

Sizes Weight per Metre Size (UNC) Weight per Meter
M6 0.177 ¼ 0.194
M8 0.319 5/16 0.323
M10 0.500 3/8 0.469
M12 0.725 ½ 0.896
M14 0.970 9/16 1.096
M16 1.330 5/8 1.342
M20 2.080 ¾ 2.021
M22 2.540 7/8 2.756
M24 3.000 1 3.638
M27 3.850 1 1/8 4.545
M30 4.750 One ¼ 5.718
M33 5.900 1 3/8 6.842
M36 6.900 1 ½ 8.281
M39 8.200 1 5/8 9.726
M42 9.400 One ¾ 11.231
M45 11.000 1 7/8 13.038
M48 12.400 2 14.741
AISI 660 Washers and Dowel Pin For Bolting Boilers and Pressure Vessels Applications

A453 Gr 660 Stud Bolts Application

Siddhagiri Metals is a leading ASTM A453 Grade 660 Bolts Manufacturer in India, specializing in providing high-quality fasteners for critical applications.

 

A453 Gr 660 Stud Bolts Application

Weekly Delivery of ASTM A453 Grade 660 Bolts in below countries:

Export to Continent Shipping time
Qatar
Qatar		 Asia 7 Days
Egypt
Egypt		 Africa 18 Days
Netherlands
Netherlands		 Europe 30 Days
Kuwait
Kuwait		 Asia 10 Days

Monthly Delivery of ASTM A453 Grade 660 Bolts in below countries:

Export to Continent Shipping time
Saudi Arabia
Saudi Arabia		 Asia 7 Days
Thailand
Thailand		 Asia 7 Days
Indonesia
Indonesia		 Asia 9 Days
Philippines
Philippines		 Asia 14 Days

What maintenance is required to ensure the durability of ASTM A453 Grade 660 bolts?

  • Regular Inspections
  • Cleaning
  • Corrosion Prevention
  • Lubrication
  • Replacement and Re-tightening
  • Avoid Overloading
  • Protection During Storage
  • Monitor for Fatigue and Cracking

A453 Gr 660 Cl D Mechanical Properties

Grade Class Yield Strength Tensile Strength Reduction of Area, min, % Elongation in 4D, min, % Approximate Rockwell Hardness, B & C Brinell Hardness Number
Ksi Mpa Ksi Mpa min max
Grade 660 A, B and C 85 585 130 895 18 15 24 HRC 37 HRC 248-341
Grade 660 D 105 725 130 895 18 15 24 HRC 35 HRC 248-341

What are the design considerations when using ASTM A453 Grade 660 bolts?

  • Material Properties
  • Load Considerations
  • Thread Design and Size
  • Bolt Length and Diameter
  • Joint Design
  • Environmental Factors
  • Compliance with Standards
  • Safety Factors

 

Additional service : Small quantity | Custom order | hard to find items | Sourcing from other countries

Siddhagiri Metals & Tubes

Why Siddhagiri Metals & Tubes ?

  • PED 2014/68/ EU Approved Manufacturer for Steel Forgings.
  • Stockist, Wholesaler, Retailer and Trader of Steel Bars, Bolts and Nuts, Machined Components in Nickel Alloys, High Temperature Alloys, Super Alloys
  • Rank in Top 5 Exporter of Nickel Alloy Forgings in India and 73rd Position in Asia As Per Import and Export data of 2022
  • Supplying Oil and Gas Piping Products As Per Standard NACE MR0175 / ISO 15156 to the Netherlands, Tunisia, South Africa, Azerbaijan, Saudi Arabia, Alzeria, Morocco and Egypt Since 2002.
  • India's Largest Importer and Stockholder of Bolting Accessories in Ferrous and Non Ferrous Metals.

 

 

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