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Stainless Steel Hex Bolt Manufacturer

SS 304 Hex Head Bolt & A2 70 Heavy Hex Bolt Supplier


Hex Bolt

Hex Bolts

Stainless Steel Heavy Hex Bolt

Stainless Steel Heavy Hex Bolt

Buy Black hex bolts, Grade 8 hex bolts at best price in India

Table of Content

Hex Bolts Specification

Grade
18-8 Stainless Steel, 4.8, 8.8, A2, A4, A2-70; A4-70; A4-80 Hex Bolts
British standards BS6105 (old: BSENISO 3506) which covers Part 1 bolts, screw and Us, part 2 nuts and part 4 tapping screws.
Stainless Steel Hex Bolts Size
  • Cold Froging : M2-M24
  • Hot forging M24-M100, 1-1/2” Dia, up to 1100mm lg
  • Machining and CNC for Customized connecting element: up to M100 / 4” Dia, up to 1500mm lg

Stainless Steel Hex Bolts M2, M3, (M3.5), M4, M5, M6, M8, M10, M12, (M14), M16, (M18), M20, (M22), M24, (M27), M30, M33, M36, M42, (M45), M48 to M160 and Custom Sizes
Length 3 mm to 200 mm
Stainless Steel Bolts, Studs Threads: METRIC, BSW, BSF, UNC, UNF or as required
Standard: DIN, ISO, JIS, GB, IS, BS, ASTM and all International Standards
ANSI – American National Standards Institute  

  • ANSI B 18.2.4 2M
  • ANSI B 28.2.4 1M
  • Hex Boltslength are defined in ASME B16.5 standard
  • Hex nuts are defined in ASME B18.2.2
  • ASME B18.5
  • GB/T5782, GB/T5783, GB5783
DIN Standard B.S. DIN 933, DIN 931, DIN 934, DIN 912, DIN 603, DIN 6923, DIN 970, DIN 7981, DIN 7982, DIN916, DIN 913, DIN 7985
UTS – Unified Thread Standard UNC, UNF, UNEF, UNS, NPT, NPTF
Dimensions ASME B18.6.3 **Exception: screws 6 inches and shorter are fully threaded.
ISO – International Organization for Standardization ISO 4032, ISO 4033, ISO 4017, ISO7380 JIS standards
Tolerance +/-0.01mm to +/-0.05mm
Head drive: Phillips, Slotted, Phillips/Slot, Six-Lobe, etc
Finishing: Zinc (yellow, white, blue, black), black oxide, 
Geometry, Dacroment, anodizing, nickel plated, plated zinc-nickel, Stainless steel: Passivated
Self-Colour, Hot Dip Galvanised (HDG), Bright Zinc Plated (BZP), Sherardized, Stainless Steel, Mechanically Applied coating and some special one like DACROMET
Finish Per ASTM A380/A380M
Production process Wire Drawing, Cold Heading, Insert tapping, Heat Treatment, Surface Plating, Inspection, Packing
Stainless Steel bolting materials Surface Coating:
  • Hot Dipped Galvanizing Hex Bolts
  • Phosphate Hex Bolts
  • Teflon Hex Bolts
  • Ptfe Coated Hex Bolts
  • Xylon Hex Bolts
  • Zinc Phosphate Hex Bolts
  • Manganese Phosphate
  • Zinc Electro Plating (Hexavalent or Trivalent Chrome)
  • ZAC (Zinc Alluminium Flake Coating)
  • Cadmium Hex Bolts

All surface finishes can be supplied, including Zinc, Galvanised, Sherardized, Electroless Nickel, Dacromet, Geomet & PTFE.
Surface treatment
  • Passivation
  • Polish
  • Anodizing
  • Sand blasting
  • Black oxide coating
  • Heat-disposing
  • Rust preventive oil
  • Hot dip galvanized Hex Bolts
  • Electroplating (color, blue, white, black zinc, Ni, Cr, tin, copper, silver)
Top Manufacturers SPAX® Screws, GKW, Unbrako, Kundan, APL, Sundaram Precision, Infasco, EBY Fastener Etc.
Stainless Steel Hex Bolts Packing: IN BULK: canton, pallet, Small Boxs / carton / pallet, or customer request
Why choose us?
  • Best Price in India and compare to China
  • Professional technical team
  • High precision threads
  • Strong production line
  • Micro Metals will be your reliable partner
MOQ 5 pieces
Test Certificate:
  • Manufacturer Test Certificate as per EN 10204 / 3.1,
  • Tensile testing to ISO 898-1
  • Nut proof load testing to ISO 898-2
  • Suitability for preloading to EN 14399-2
  • Suitability test for calibrated preload to EN 14399-10
  • Charpy Impact testing in accordance with ISO 148-1
  • Hardness testing to ISO 6508-1
  • Tri-Roll Thread Comparators
  • Calibrated gauges and tools
Other available material
  • Stainless Steel Hex Bolts: SUS201, SUS304, SUS316, SUS410
  • Brass Hex Bolts: C36000 ( C26800), C37700 ( HPb59), C38500( HPb58), C27200CuZn37), C28000(CuZn40)
  • Bronze Hex Bolts: C51000, C52100, C54400 etc
  • Aluminum Hex Bolts: Al6061, Al6063 etc
  • Aluminum Alloy Hex Bolts: Al6061, Al6063 etc
  • Titanium and Titanium Alloy Hex Bolts: TAD, TA1-TA8, TB2, TC1-TC10
  • Alloy steel Hex Bolts: SCM435, C10B21, C10B33
Uses & application Wind tower, Nuclear power, Railway, Automotive industry, Construction, Electronic industry

Different types of 18-8 Stainless Steel Hex Bolts

Check Galvanized hex bolts & SS 304 Hex Head Bolt ready stock

Stainless Steel Hex Head Bolts

Stainless Steel Hex Head Bolts

Stainless Steel Bolts

Stainless Steel Bolts

Stainless Steel Eye Bolts

Stainless Steel Eye Bolts

Stainless Steel Wing Bolts

Stainless Steel Wing Bolts

Stainless Steel Countersunk Bolts

Stainless Steel Countersunk Bolts

Stainless Steel Allen Key Bolts

Stainless Steel Allen Key Bolts

Stainless Steel Stud Bolts

Stainless Steel Stud Bolts

Stainless Steel Roofing Bolts

Stainless Steel Roofing Bolts

Stainless Steel Anchor Bolts

Stainless Steel Anchor Bolts

Stainless Steel Flange Head Bolts

Stainless Steel Flange Head Bolts

Stainless Steel Hex Bolts

Stainless Steel Hex Bolts

SS Hex Flange Bolts

SS Hex Flange Bolts


Dimensions Of A4 Hex Bolts

Best price of Stainless Steel Flanged Hex Bolts, ready stock for urgent requirements
Dimensions Of A4 Hex Bolts

Diameter (D) Body Diameter (D) Across the Flats (F) Across the Corners © Head Height (H) Thread Lengths (T)
MAX MIN MAX MIN MAX MIN MAX MIN < 6” > 6”
1/2 0.515 0.482 0.875 0.85 1.01 0.969 0.364 0.302 1.25 1.5
5/8 0.642 0.605 1.062 1.031 1.227 1.175 0.444 0.378 1.5 1.75
3/4 0.768 0.729 1.25 1.212 1.443 1.383 0.524 0.455 1.75 2
7/8 0.895 0.852 1.438 1.394 1.66 1.589 0.604 0.531 2 2.25
1 1.022 0.976 1.625 1.575 1.876 1.796 0.7 0.591 2.25 2.5
1 1/8 1.149 1.098 1.812 1.756 2.093 2.002 0.78 0.658 2.5 2.75
1 1/4 1.277 1.223 2 1.938 2.309 2.209 0.876 0.749 2.75 3
1 3/8 1.404 1.345 2.188 2.119 2.526 2.416 0.94 0.81 3 3.25
1 1/2 1.531 1.47 2.375 2.3 2.742 2.622 1.036 0.902 3.25 3.5
1 3/4 1.785 1.716 2.75 2.662 3.175 3.035 1.196 1.054 3.75 4
2 2.039 1.964 3.125 3.025 3.608 3.449 1.388 1.175 4.25 4.5
2 1/4 2.305 2.214 3.5 3.388 4.041 3.862 1.548 1.327 4.75 5
2 1/2 2.559 2.461 3.875 3.75 4.474 4.275 1.708 1.479 5.25 5.5
2 3/4 2.827 2.711 4.25 4.112 4.907 4.688 1.869 1.632 5.75 6
3 3.081 2.961 4.625 4.475 5.34 5.102 2.06 1.815 6.25 6.

High Tensile Hex Bolts Dimensions

NOMINAL SIZE (D) BODY DIAMETER HEAD THICKNEASTM A193 ACROASTM A193 THE FLATS ACROASTM 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

Stainless Steel Hex Head Bolt Dimension Chart

Check M6 Heavy Hex Head Bolts and SS Heavy Hex Bolts dimensions
Stainless Steel Square Bolt Dimensions
Bolt Size A (max) B C (min) D E F
Thread Length
for Bolt Length
max min 6″ and
shorter		 over 6″
1/4″ 0.260 3/8 0.498 11/64 0.03 0.01 0.750 1.000
5/16″ 0.324 1/2 0.665 13/64 0.03 0.01 0.875 1.125
3/8″ 0.388 9/16 0.747 1/4 0.03 0.01 1.000 1.250
7/16″ 0.452 5/8 0.828 19/64 0.03 0.01 1.125 1.375
1/2″ 0.515 3/4 0.995 21/64 0.03 0.01 1.250 1.500
5/8″ 0.642 15/16 1.244 27/64 0.06 0.02 1.500 1.750
3/4″ 0.768 1-1/8 1.494 1/2 0.06 0.02 1.750 2.000
7/8″ 0.895 1-5/16 1.742 19/32 0.06 0.02 2.000 2.250
1″ 1.022 1-1/2 1.991 21/32 0.09 0.03 2.250 2.500
1-1/8″ 1.149 1-11/16 2.239 3/4 0.09 0.03 2.500 2.750
1-1/4″ 1.277 1-7/8 2.489 27/32 0.09 0.03 2.750 3.000
1-3/8″ 1.404 2-1/16 2.738 29/32 0.09 0.03 3.000 3.250
1-1/2″ 1.531 2-1/4 2.986 1 0.09 0.03 3.250 3.500

Dimensions of SS Heavy Hex Structural Bolt

Dimensions of SS Heavy Hex Structural Bolt
Bolt Size A (max) B C (min) D E F
Thread Length
for Bolt Length
max min 6″ and
shorter		 over 6″
1/4″ 0.260 3/8 0.498 11/64 0.03 0.01 0.750 1.000
5/16″ 0.324 1/2 0.665 13/64 0.03 0.01 0.875 1.125
3/8″ 0.388 9/16 0.747 1/4 0.03 0.01 1.000 1.250
7/16″ 0.452 5/8 0.828 19/64 0.03 0.01 1.125 1.375
1/2″ 0.515 3/4 0.995 21/64 0.03 0.01 1.250 1.500
5/8″ 0.642 15/16 1.244 27/64 0.06 0.02 1.500 1.750
3/4″ 0.768 1-1/8 1.494 1/2 0.06 0.02 1.750 2.000
7/8″ 0.895 1-5/16 1.742 19/32 0.06 0.02 2.000 2.250
1″ 1.022 1-1/2 1.991 21/32 0.09 0.03 2.250 2.500
1-1/8″ 1.149 1-11/16 2.239 3/4 0.09 0.03 2.500 2.750
1-1/4″ 1.277 1-7/8 2.489 27/32 0.09 0.03 2.750 3.000
1-3/8″ 1.404 2-1/16 2.738 29/32 0.09 0.03 3.000 3.250
1-1/2″ 1.531 2-1/4 2.986 1 0.09 0.03 3.250 3.500

Available Sizes of Stainless Steel Hex Bolts And Nuts

Dia./Thread Size Fastener Length Fastener Thread Direction Fastener Thread Type Fastener Industry Standards
1/2"-13 1-1/2" Right Hand UNC (Coarse) ASME B18.21
1/2"-13 1-1/2" Right Hand UNC (Coarse) ASME B18.21
1/2"-13 1-3/4" Right Hand UNC (Coarse) ASME B18.21
1/2"-13 1-3/4" Right Hand UNC (Coarse) ASME B18.21
1/2"-13 2" Right Hand UNC (Coarse) ASME B18.21
1/2"-13 2" Right Hand UNC (Coarse) ASME B18.21
1/2"-13 2-1/4" Right Hand UNC (Coarse) ASME B18.21
1/2"-13 2-1/4" Right Hand UNC (Coarse) ASME B18.21
1/2"-13 2-1/2" Right Hand UNC (Coarse) ASME B18.21
1/2"-13 2-1/2" Right Hand UNC (Coarse) ASME B18.21
5/8"-11 1-1/2" Right Hand UNC (Coarse) ASME B18.21
5/8"-11 1-1/2" Right Hand UNC (Coarse) ASME B18.21
5/8"-11 1-3/4" Right Hand UNC (Coarse) ASME B18.21
5/8"-11 1-3/4" Right Hand UNC (Coarse) ASME B18.21
5/8"-11 2" Right Hand UNC (Coarse) ASME B18.21
5/8"-11 2" Right Hand UNC (Coarse) ASME B18.21
5/8"-11 2-1/4" Right Hand UNC (Coarse) ASME B18.21
5/8"-11 2-1/4" Right Hand UNC (Coarse) ASME B18.21
5/8"-11 2-1/2" Right Hand UNC (Coarse) ASME B18.21
5/8"-11 2-1/2" Right Hand UNC (Coarse) ASME B18.21
5/8"-11 2-3/4" Right Hand UNC (Coarse) ASME B18.21
5/8"-11 2-3/4" Right Hand UNC (Coarse) ASME B18.21
5/8"-11 3" Right Hand UNC (Coarse) ASME B18.21
5/8"-11 3" Right Hand UNC (Coarse) ASME B18.21
5/8"-11 3-1/4" Right Hand UNC (Coarse) ASME B18.21
5/8"-11 3-1/4" Right Hand UNC (Coarse) ASME B18.21
5/8"-11 3-1/2" Right Hand UNC (Coarse) ASME B18.21
5/8"-11 3-1/2" Right Hand UNC (Coarse) ASME B18.21
5/8"-11 3-3/4" Right Hand UNC (Coarse) ASME B18.21
5/8"-11 3-3/4" Right Hand UNC (Coarse) ASME B18.21
5/8"-11 4" Right Hand UNC (Coarse) ASME B18.21
5/8"-11 4" Right Hand UNC (Coarse) ASME B18.21
5/8"-11 4-1/2" Right Hand UNC (Coarse) ASME B18.21
5/8"-11 4-1/2" Right Hand UNC (Coarse) ASME B18.21
3/4"-10 1-3/4" Right Hand UNC (Coarse) ASME B18.21
3/4"-10 1-3/4" Right Hand UNC (Coarse) ASME B18.21
3/4"-10 2" Right Hand UNC (Coarse) ASME B18.21
3/4"-10 2" Right Hand UNC (Coarse) ASME B18.21
3/4"-10 2-1/4" Right Hand UNC (Coarse) ASME B18.21
3/4"-10 2-1/4" Right Hand UNC (Coarse) ASME B18.21
3/4"-10 2-1/2" Right Hand UNC (Coarse) ASME B18.21
3/4"-10 2-1/2" Right Hand UNC (Coarse) ASME B18.21
3/4"-10 3" Right Hand UNC (Coarse) ASME B18.21
3/4"-10 3" Right Hand UNC (Coarse) ASME B18.21
3/4"-10 3-1/4" Right Hand UNC (Coarse) ASME B18.21
3/4"-10 3-1/4" Right Hand UNC (Coarse) ASME B18.21
3/4"-10 3-1/2" Right Hand UNC (Coarse) ASME B18.21
3/4"-10 3-1/2" Right Hand UNC (Coarse) ASME B18.21
3/4"-10 4" Right Hand UNC (Coarse) ASME B18.21
3/4"-10 4" Right Hand UNC (Coarse) ASME B18.21
3/4"-10 4-1/2" Right Hand UNC (Coarse) ASME B18.21
3/4"-10 4-1/2" Right Hand UNC (Coarse) ASME B18.21
3/4"-10 5" Right Hand UNC (Coarse) ASME B18.21
3/4"-10 5" Right Hand UNC (Coarse) ASME B18.21
7/8"-9 3-1/2" Right Hand UNC (Coarse) ASME B18.21
7/8"-9 3-1/2" Right Hand UNC (Coarse) ASME B18.21
7/8"-9 4" Right Hand UNC (Coarse) ASME B18.21
7/8"-9 4" Right Hand UNC (Coarse) ASME B18.21
7/8"-9 4-1/2" Right Hand UNC (Coarse) ASME B18.21
7/8"-9 4-1/2" Right Hand UNC (Coarse) ASME B18.21
7/8"-9 5" Right Hand UNC (Coarse) ASME B18.21
7/8"-9 5" Right Hand UNC (Coarse) ASME B18.21
1"-8 3-1/2" Right Hand UNC (Coarse) ASME B18.21
1"-8 3-1/2" Right Hand UNC (Coarse) ASME B18.21
1"-8 4" Right Hand UNC (Coarse) ASME B18.21
1"-8 4" Right Hand UNC (Coarse) ASME B18.21
1"-8 4-1/2" Right Hand UNC (Coarse) ASME B18.21
1"-8 4-1/2" Right Hand UNC (Coarse) ASME B18.21
1-1/8"-7 5" Right Hand UNC (Coarse) ASME B18.21
1-1/8"-7 5" Right Hand UNC (Coarse) ASME B18.21
1-1/4"-7 6" Right Hand UNC (Coarse) ASME B18.21