Manufacturer & supplier of M8 Hex Flange and Socket head Bolts, see dimensions and weight

M8 Hex Bolt

M8 Hex Bolt

Stainless Steel M8 Hex Bolt

Stainless Steel M8 Hex Bolt

M8 Black Hex Bolt

M8 Black Hex Bolt

 

Call for small piece of m8 hex bolt 150mm to test, before buying check its Spanner, Socket, Wrench Size and Torque

Fastening devices such as bolts are available in various shapes, sizes as well as materials. For instance, if you take m8 hex bolts and nuts, the designation indicates that the metric size of the fastener is 8mm. To specify, the metric size of the M8 Hex Bolt has a diameter of 8mm. Hex bolts or hexagonal bolts require a corresponding wrench to unscrew the said bolt. So if the diameter of the bolt is around 8mm, the corresponding m8 hex bolt spanner size must have an internal diameter of 8mm.

This is necessary for the easy removal of the bolt. Use of a larger m8 hex bolt wrench size will be loose for the bolt, and so it does not permit the proper attachment, and hence the removal of the bolt. On the other hand, if the inner diameter of the spanner is less, then it does not fit in the grooves of the m8 hex bolt 150mm.  A hex bolt may be tightened by the use of torque inclination, m8 hex bolt torque, rotating angle, stretch measurement along with other methods.

An Allan head bolt or an m8 hex socket bolt may be fastened with the use of a wrench that is hexagon in shape. Generally, they require a key to either tighten or loosen the m8 hex head bolt. Similar to socket bolts, the m8 hex flange bolt is loosened or fastened with the use of a hex shaped spanner or wrench. Flange bolts have a circular flange that is attached below the head of said bolts to evenly distribute the load.

 

M8 Hex Bolt Specification chart
standard ISO 10642
British standards BS 57
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

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 Threads: METRIC, BSW, BSF, UNC, UNF or as required
Standard:
  • ISO 14585C ~DIN 7981C
  • DIN 7973C ~ISO 1483
  • DIN 7983C ~ISO 7051
  • ISO 4762, ISO 2009, ISO 7050, ISO 14587, ISO 14587, ISO 14584, ISO 14582
  • ANSI B18.3.1M
  • ASME B18.6.3
  • GB/T5782, GB/T5783, GB5783

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

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.
Tolerance +/-0.01mm to +/-0.05mm
Head drive: Phillips, Slotted, Phillips/Slot, Six-Lobe, etc
Type Pan/ Round/ Oval/ Hex Head/ Truss head
Head Pan head, flat head, oval head, hex head, phillips head
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
Surface treatment
  • Polish
  • Passivation
  • Anodizing
  • Sand blasting
  • Heat-disposing
  • Hot-dip galvanizing
  • Rust preventive oil
  • Black oxide coating
  • Ruspert coating screws
  • 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.
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
Free Samples Yes
Delivery time Regular product is about 7-15 days, custom product will according to special requirement
Payment Terms T/T, Paypal, Western Union, L/C or Trade Assurance 30% deposit & balance before shipping
Uses & application Railway, Wind tower, Nuclear power, Automotive industry, Construction, Electronic industry

 

M8 Hex Bolts Dimensions - DIN 933
d1d1kes
M326.015.5
M42.87.667
M53.58.798
M6411.0510
M85.314.3813
M106.418.917
M127.521.119
M148.824.4922
M161026.7524
M1811.530.1427
M2012.533.5330
M221435.7232
M241539.9836
M271745.241
M3018.750.8546
M332155.3750
M3622.560.7955
M422671.365
M483082.675
M8 Black Hex Bolt Dimensions - ISO 4017
d1d1kes
M326.015.5
M42.87.667
M53.58.798
M6411.0510
M85.314.3813
M106.418.916
M127.521.118
M148.824.4921
M161026.7524
M1811.530.1427
M2012.533.5330
M221435.7234
1539.9836
M271745.241
M3018.750.8546
M332155.3750
M3622.560.7955
M422671.365
M483082.675
M8 Hex Bolt Material
Material
Standards
Grades

Nickel Alloy

ASTM / ASME SB 160 / 164 / 425 / 166 / 446 / 574 / 472
UNS 2200 (NICKEL 200) / UNS 2201 (NICKEL 201), UNS 4400 (MONEL 400), UNS 8825 (INCONEL 825), UNS 6600 (INCONEL 600) / UNS 6601 (INCONEL 601), UNS 6625 (INCONEL 625), UNS 10276 (HASTELLOY C 276), UNS 8020 (ALLOY 20 / 20 CB 3)
Stainless Steel
ASTM / ASME A/SA 193 / 194
B 8 (304), B 8C (SS 347), B 8M (SS 316), B 8 T (SS 321), A 2, A 4
Alloy Steel
ASTM / ASME A/SA 193 / 194 GR
B 6, B 7/ B 7M, B 16, 2, 2HM, 2H, GR 6, B 7, B 7M
Duplex Steel
UNS NO. S 31803, S 32205
Range: M10 TO M100, LENGTH UPTO 5 METERS
Nonmetallic Materials: 
Acrylic, Kel-F, Lexan, Polypropylene, Poly Vinyl Chloride, Teflon, Zytel 31, 101, 105
High-Temp Alloys
Discaloy, 19-9 DL, 16-25-6, A286, Titanium, Nimonic 80, Mulitmet, Haynes 25, Greek Ascalloy, Unitemp 252, Udimet 500, Rene 41, Inco 700, Inco 901, Hastelloy X, 235, Waspaloy, RA 330
Copper Base Alloys
Copper, Brasses: Yellow, Free-cut, Red, Naval, Bronze: Commercial, Phosphor, Silicon A & B, Aluminum, Silicon-Aluminum, Manganese, Ampco Alloys, Munitz Metal, Cupro-Nicles
Aluminum Alloys:
1100, 2011, 2014, 2017, 2024, 3003, 5052, 6053, 6061, 7075
Trademarks:
Carpenter, Armco, INCO, Cabot, DuPont.
Finish:
Black Oxide, Zinc Plating, Hot Dip Galvanized