ASTM A574 Bolts

ASTM A574 Hex Bolts, ASTM A574 Square Bolts, ASTM A574 Galvanized Bolts, ASTM A574 Flange Bolt, ASTM A574 Socket Head Cap Screws, ASTM A574 Shoulder Bolts, ASTM A574 12-Point Bolts Manufacturer in Mumbai, India.

ASTM A574 Bolts
ASTM A574 Bolts

Steel Tubes India is the largest manufacturer Of ASTM A574 Fastener range and stock in all sizes of bolts, nuts, washers, hex socket screws, metal thread screws, self-tapping & wood screws and security products in metric, imperial and in all grades. ASTM A574 is the standard specification for alloy-steel and stainless steel bolts used in high-temperature or high-pressure environments or other special-purpose applications. Steel Tubes India has been manufacturing ASTM A574 Bolts, ASTM A574 Shoulder Bolts and custom fasteners as requirement of customer since 1968.

ASME A574 Shoulder Bolt specification is heavily utilized in petroleum and chemical construction applications. ASTM A574 Socket Head Cap Screws are clean, bright, smooth, and acclaimed for their durable performance and rugged construction.. The bolts, cap screws, and studs shall be manufactured from material having a chemical composition conforming to the requirements specified. The ASTM A574 Fasteners has some unique features to offer such as Optimum strength, Corrosion resistance, Chemical resistance, Rugged design, High conductivity, Smooth surface & etc.

We manufacture premium quality ASTM A574M Bolts which are ideal for high pressure along with cold and hot temperature applications. We manufacture different types of ASTM SA 574 Bolts in hot forged or cold formed bolts in almost all shapes & sizes. We also provide passivation, quality coating further processing as per client's requirement.

ASTM A574 Hex Head Bolts, ASTM A574 Screws, ASTM A574 Hexagon Head Screw, ASTM A574 12-Point Bolts, ASTM A574 Square Bolts, ASTM A574 Socket Head Cap Screws, ASTM A574 Threaded Rods, ASTM A574 Heavy Hex Bolts Supplier. Check ASTM A574 Bolts Price in India.

ASTM A574 Bolts Scope

This specification covers complete requirement for quenced and tempered high strength alloy steel hexagon socket head cap screws, 0.060 inch through 4 inch in diameter. ASTM A574M is a complete metric companion to specification ASTM A574. Steel Tubes India can manufacture both metric and inch sized hexagon socket head cap screws for high strength application with reference to ASTM A574 specification. ASTM A574/A574M covers chemical, mechanical, tensile, wedge test requirement, etc. As a part of supplementary requirement, this specification allows users to select chemical requirement specific to grades like AISI 4037, 4042, 4137, 4140, 4142, 4145, 4340, 8740, 5137M & 51B37M.

ASTM A574 Bolts Packaging

  • - Bundles (hexagonal)
  • - Wooden Boxes
  • - Crates (steel/wooden)
  • - Packaging for ASTM A574 Bolts as per customer's requirements

Special Features:

  • - Each bundle covered with plastic for protection against extreme weather.
  • - End of ASTM A574 Bolts protected by plastic caps.
  • - Bundles strapped with plastic strips.
  • - Each radius of U-Bend tube separated by a separator.
  • - Packaging list (laminated) placed with box/crate.

Equivalent Grades Of ASTM A574 Bolts

AISI 4037 AISI 4042 AISI 4137 AISI 4140 AISI 4142
AISI 4145 AISI 4340 AISI 8740

ASTM A574 Bolts Industrial Applications

  • ASTM A574 Bolts uses in Aircraft Exhaust Manifolds
  • ASTM A574 Bolts uses in Off-Shore Oil Drilling Companies
  • ASTM A574 Bolts uses in Power Generation
  • ASTM A574 Bolts uses in Petrochemicals
  • ASTM A574 Bolts uses in Gas Processing
  • ASTM A574 Bolts uses in Specialty Chemicals
  • ASTM A574 Bolts uses in Pharmaceuticals
  • ASTM A574 Bolts uses in Pharmaceutical Equipment
  • ASTM A574 Bolts uses in Spiral Welded tube for burner pipes and flues
  • ASTM A574 Bolts uses in Sea Water Equipment
  • ASTM A574 Bolts uses in Heat Exchangers

A574 Mechanical Properties

A574 MECHANICAL PROPERTIES: FULL SIZE SCREWS

Property Less than, or equal to, 0.500" dia. Greater than 0.500" dia.
Tensile or Wedge tensile strength, ksi min 180 170
Proof Load (stress), ksi 140 135
Rockwell (HRC) 39 - 45 37 - 45

ASTM A574 AISI 4047 Bolts, ASTM A574 AISI 4145 Bolts, ASTM A574 Carbon Steel Studs, ASTM A574 Hex Headed Bolts, ASTM A574 High Tensile Strength Bolts Exporter in Mumbai, India.

A574 Bolts Chemical Properties

A574 - CHEMICAL PROPERTIES

Element Heat Analysis Product Analysis
Carbon, min 0.33%
Phosphorous, max 0.035% 0.040%
Sulfur, max 0.040% 0.045%

Manufacturer Of Following ASTM A574 Bolts

Type of ASTM A574 Bolts

ASTM A574 Hex Bolts

ASTM A574 Hex Bolts

EN 1665 ASTM A574 F Hexagon bolts with flange, heavy series, Form F

ASTM A574 Hex Bolts

ISO 4014 ASTM A574 Hexagon bolts with shaft, product classes A and B

ASTM A574 Hex Bolts

ISO 4017 ASTM A574 Hexagon bolts with thread to the head – Product grades A and B 

ASTM A574 Hex Bolts

ISO 8676 ASTM A574 Hexagon bolts with thread to head, metric fine thread

ASTM A574 Hex Bolts

ISO 8765 ASTM A574 Hexagon head bolts with shank, metric fine thread

ASTM A574 Hex Bolts

ISO 4018 ASTM A574 Hexagon bolts with thread to head

ASTM A574 Hex Bolts

ISO 4016 ASTM A574 Hexagon bolts with shaft, product class C

ASTM A574 Hex Bolts

EN 24015 ASTM A574 Hexagon head bolts with shank, relieved shank

ASTM A574 Hex Bolts

CSN 02 1104 ASTM A574 Bright hexagon bolts with hole in the head

ASTM A574 Hex Bolts

CSN 02 1105 ASTM A574 Bright hexagon bolts with slot

ASTM A574 Hex Bolts

CSN 02 1105 ASTM A574 B Bright hexagon bolts with slot
       
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Available ASTM A574 Bolts Other Types

  • ASTM A574 Bolts
  • ASTM A574 Alloy Steel Bolts
  • ASME A574 Alloy Steel Screws
  • ASTM A574 Hex Headed Bolts
  • ASTM A574 Heavy Hex Bolts Exporter
  • A574 Studs Supplier
  • ASME A574 Grade AISI 4037 Bolts Stockist
  • ASTM A574 Threaded Rods
  • ASTM A574 Hex Head Bolts Manufacturer
  • ASTM A574 Hexagon Head Screw Stockist
  • ASTM A574 Studbolts Supplier
  • ASTM A574 Grade AISI 4042 Bolts Distributor
  • ASTM A574 Grade AISI 4042 Bolts Dealer
  • ASTM A574 Alloy Steel studs Stockholder
  • A574M Alloy Steel Threaded Rods Manufacturer in India
  • ASTM A574M Alloy Steel Socket-Head Cap Screws

Coatings We Provide For ASTM A574 Bolts

Tensile Requirements For Coarse Thread Socket Head Cap Screws

Screw Dia (D), inch Threads/inch Tensile Load, min, lbf A Stress Area, in2B Proof Load, min, lbfC
0.073 64 473 0.00263 368
0.086 56 666 0.00370 518
0.099 48 877 0.00487 682
0.112 40 1090 0.00604 846
0.125 40 1430 0.00796 1110
0.138 32 1 640 0.00909 1270
0.164 32 2520 0.0140 1960
0.190 24 3150 0.0175 2450
0.250 20 5730 0.0318 4450
0.3125 18 9440 0.0524 7340
0.375 16 13900 0.0775 10800
0.4375 14 19100 0.1063 14900
0.500 13 25 500 0.1419 19 900
0.625 11 38400 0.226 30500
0.750 10 56 800 0.334 45 100
0.875 9 78500 0.462 62400
1.000 8 103000 0.606 81800
1.125 7 129000 0.763 103000
1.250 7 165000 0.969 131000
1.375 6 196000 1.155 156000
1.500 6 239000 1.405 190000
1.750 5 323000 1.900 256000
2.000 4-1/2 425000 2.500 338000
2.250 4-1/2 552000 3.250 439000
2.500 4 680000 4.000 540000
2.750 4 838000 4.930 666000
3.000 4 1010000 5.970 806000
3.250 4 1 210 000 7.100 958 000
3.500 4 1420000 8.330 1120000
3.750 4 1640000 9.660 1300000
4.000 4 1880000 11.080 1500000

Tensile Requirements For Fine Thread Socket Head Cap Screws

Screw Dia (D), inch Threads/inch Tensile Load, min, lbf A Stress Area, in2B Proof Load, min, lbfC
0.06 80 324   252
0.073 72 500   389
0.086 64 709   552
0.099 56 941   732
0.112 48 1190   925
0.125 44 1490   1160
0.138 40 1830   1420
0.164 36 2650   2060
0.190 32 3600   2800
0.250 28 6500   5100
0.3125 24 10400   8120
0.375 24 15800   12300
0.4375 20 21400   16600
0.500 20 28800   22400
0.625 18 43500   34600
0.750 16 63400   50400
0.875 14 86500   68700
1.000 12 113000   89500
1.125 12 146000   116000
1.250 12 182000   145000
1.375 12 224000   178000
1.500 12 269000   213000

A Values based on 180 ksi for 0.500 and smaller and 170 ksi for sizes larger than 0.500 inch and stress area in accordance with footnote B.
B Stress aread based on handbook H-28 (U.S. Department of Commerce) as follows:

Az = 0.7854 [D - (0.9743/n)]2
Where
Az = Stress area,
D = Nominal screw size, and
n = Threads/inch.
C Values based on 140 ksi for 0.500 and smaller and 135 ksi for sizes larger than 0.500 inch and stress area in accordance with Footnote B.

Minimum Ultimate Tensile Loads (As Per ASTM A574M)

Thread Size Stress Area, mm2 Tensile Load, min, kN Proof Load, kN
M1.6 x 0.35 1.27 1.55 1.23
M2 x 0.4 2.07 2.53 2.01
M2.5 x 0.45 3.39 4.14 3.2
M3 x 0.5 5.03 6.14 4.88
M4 x 0.7 8.78 10.7 8.52
M5 x 0.8 14.2 17.3 13.8
M6 x 1 20.1 24.5 19.5
M8 x 1.25 36.6 44.6 35.5
M10 x 1.5 58.0 70.8 56.3
M12 x 1.75 84.3 103 81.8
M14 x 2 115 140 112
M16 x 2 157 192 152
M20 x 2.5 245 299 238
M24 x 3 353 431 342
M30 x 3.5 561 684 544
M36 x 4 817 997 792
M42 x 4.5 1120 1370 1090
M48 x 5 1470 1790 1430

Wedge Test Angles

Screw Size,
D, inch.
Wedge Angle, Deg
Body Lengths 2D
or less or
Threaded to the Head
Body Lengths 
Greater than 2D
0.112 - 0.500, incl. 6 10
0.625 - 0.750, incl. 6 8
0.875 - 1.500, incl. 4 6

Trademark Notice

  • Inconel, Incoloy and Monel are registered trademarks of Special Metals Group of Companies.
  • Hastelloy is a registered trademark of Haynes International.
  • 254 SMO is a trademark owned by Outokumpu Stainless.
  • Sanicro 28 is a registered trademark of Sandvik AB.

Value Added Services Provided By Steel Tubes India While Buying ASTM A574 Bolts

  • Government and Private Laboratory Testing
  • Very Quick Delivery
  • Mill Test Report/ Digital Mill Test Report in Accordance with EN10204 NACE 3.1, NACE 3.2
  • High Pressure Sustainability
  • Test certificate from ISO 17025 Standards Laboratory
  • Same Day Shipping of the Goods
  • Impeccable Surface Finish
  • Product Replacement Warranty
  • After Sales Support and Service
  • World Class Buying Experience
  • Largest Stockholder in the Country
  • Stringent Quality Testing and Control
  • 3rd Party Inspection

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ASTM A574 Bolts Supplier

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ASTM A574 Bolts Exporter

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ASTM A574 Bolts Inventory

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