Grade 12.9 Bolt Manufacturer & Supplier in Europe

Grade 12.9 Bolt Manufacturer & Supplier in Europe - PipingProjects.eu

Grade 12.9 Bolt Manufacturer and Supplier in Europe

PipingProjects.eu is one of the leading Grade 12.9 Bolt Manufacturer in Europe. Our commitment to quality sets us apart as a dependable supplier of Grade 12.9 bolts in Europe, catering to various sectors, including construction, automotive, and industrial. With our vast range of Grade 12.9 Bolts, produced by strict criteria, we can assure durability, dependability, and outstanding performance in challenging applications. As a well-known Grade 12.9 Bolt Supplier in Europe, we work hard to provide creative solutions that surpass client expectations and ensure every project is successful. We accomplish this with a group of experts and cutting-edge production processes.

What is Grade 12.9 Bolt?

One of the most robust fasteners on the market, a Grade 12.9 bolt is made to withstand various sectors' most demanding mechanical requirements. A bolt with a grade of "12" has a minimum tensile strength of 1200 megapascals (MPa), meaning it can withstand significant tension before failing. Grade 12.9 bolts are characterized by their exceptional reliability in applications that need extraordinary strength and endurance, further enhanced by their property class of "9," which indicates a yield strength to ultimate tensile strength ratio of 0.9.

In industries where components are subjected to large loads and high-stress situations, like automotive, aerospace, construction, and machinery production, these bolts are widely used in essential components. The choice of Grade 12.9 bolts guarantees assemblies' safety and structural integrity, highlighting the significance of selecting the appropriate grade and type of fastener to meet specific application requirements and environmental conditions.

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What sets us apart as a prominent Grade 12.9 Bolt manufacturers in Europe?

As a result of our unwavering dedication to effectiveness, quality, and conformity to accepted standards, we have become one of the top Grade 12.9 Bolt Manufacturer in Europe. Our standardized fastener products routinely exceed our competitors because we prioritize precision in our manufacturing processes. We offer an extensive selection of industry-standard and compatible.

Being a respected Grade 12.9 Bolt Supplier in Europe, We take great pride in providing goods that satisfy demanding global specifications. We can guarantee that our fasteners precisely meet the requirements set forth by credible standards agencies because of our advanced production techniques. We have built a strong reputation as a dependable provider of standardized fastener solutions thanks to our ongoing commitment to innovation, dependability, and client satisfaction.

Piping Projects Europe
Grade 12.9 Bolt Manufatcurer, Supplier and Dealer in Europe

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Fastener Manufacturer in Europe
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Grade 12.9 Bolt - Specifications

  • Product : Grade 12.9 Bolt
  • Size : 3/4' to 3.1/2'
  • Temperature Range : up to 1,598 °F
  • Length : 3mm to 200mm
  • Types: Hex Bolts, Hex Nuts, Screws, Studs, Threaded Rod, Washer
  • Finishes : Zinc Plated, Plain, Hot Dip Galvanised
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Grade 12.9 Bolt Specification Chart

PipingProjects.eu is a trusted Grade 12.9 Bolt Manufacturer in Europe, offering a wide range of Grade 12.9 Fasteners that meet various specifications, sizes, and grades to meet the various needs of businesses around the continent.

Grade 12.9 Bolt Size & Specification
Fateners size Specifications
Grade 12.9 Bolt Length 20mm to 200mm
Temperature -10 Degrees C and 250 Degrees C
Size M20 to M100
Standard DIN, ASTM and BS
ASTM / ASME A324 / SA324
Manufacturing Process Wire Drawing, Cold Heading, Insert tapping, Heat Treatment, Surface Plating, Inspection & Packing

Applications of Grade 12.9 Bolt

  • Automotive Industry: Engine parts like crankshafts, connecting rods, and cylinder heads. Critical fastening points, suspension systems, and chassis parts.
  • Aerospace Industry: The fuselage, landing gear components, and wings of an aircraft. Aerospace system engine mounts, turbine parts, and vital fasteners.
  • Marine Industry: Marine vessel and platform engine rooms, deck fittings, and hull connections, Shipbuilding and offshore structures exposed to corrosive conditions and heavy loads.
  • Oil & Gas Industry: Refinery equipment, pipelines, and drilling rigs exposed to corrosive and high-pressure conditions. Subsea installations, oilfield machinery, and offshore platforms.
  • Railway Infrastructure: Rail tracks, signalling equipment, and rolling stock assemblies. Structural components and connections in railway bridges and tunnels.
  • Machinery Manufacturing: Heavy-duty gearboxes, hydraulic systems, and assembly lines that need high-strength fasteners, Mining, manufacturing, and agricultural industries.
  • Construction & Infrastructure: Applications involving high stress structural elements, like stadiums, skyscrapers, and bridges, Heavy machinery assembly, Steel manufacturing.

Grade 12.9 Bolt Size Chart

Sizes of Grade 12.9 Bolt
Size Thread Pitch (mm) Threads per mm
M14-2.0 Coarse 2.0066 322.58
9/16-12 Coarse 21082 304.8
M14-15 Fine 14986 429.26
9/16-18 Fine 14224 457.2
M3.5-0.6 Coarse 0.6096 1074.42
6-32 Coarse 0.7874 812.8
M3.5-0.35 Fine 0.3556 1844.04
6-40 Fine 0.635 1016

Grade 12.9 Bolt Dimension Chart

Dimension Chart of Grade 12.9 Bolt
DIA M4 M5 M6 M8 M10 M12 M14 M16 M18 M20 M22 M24 M27 M30 M33 M36 M39 M42 M45 M48 M52
Pitch 0.7 0.8 1 1.25 1.5 1.75 2 2.5 3 3.5 4 4.5 5
Grade A upto length 40 50 60 80 100 120 140 150 Grade A not applicable to these dia’s
Head Across Flat (S) Nom = Max Min Grade A Grade B 7 8 10 13 16 18 21 24 27 30 34 36 41 46 50 55 60 65 70 75 80
6.78 7.78 9.78 12.73 15.73 17.73 20.67 23.67 26.67 29.67 33.38 35.38 Grade A not applicable to these dia’s
6.64 7.64 9.64 12.57 15.57 17.57 20.16 23.16 26.16 29.16 33 35 40 45 49 53.8 58.8 63.1 68.1 73.1 78.1
Head Height (K) Nom Tol + or – Grade A Grade B 2.8 3.5 4 5.3 6.4 7.5 8.8 10 11.5 12.5 14 15 17 18.7 21 22.5 25 26 28 30 33
0.125 0.15 0.18 0.215 Grade A not applicable to these dia’s
0.2 0.24 0.29 0.35 0.42 0.5
Across corners e Min Grade A Grade B 7.66 8.79 11.05 14.38 17.77 20.03 23.36 26.75 30.14 33.53 37.72 39.98 Grade A not applicable to these dia’s
7.5 8.63 10.89 14.2 17.59 19.85 22.78 26.17 29.56 32.95 37.29 39.55 45.2 50.85 55.37 60.79 66.44 71.3 76.95 82.6 88.25
Major Dia at thread (min) 3.838 4.826 5.794 7.76 9.732 11.701 13.682 15.682 17.623 19.623 21.623 23.577 26.577 29.522 32.522 35.465 38.465 41.437 44.437 47.399 51.399
Major Dia at thread (max) 3.978 4.976 5.974 7.972 9.968 11.966 13.962 15.962 17.958 19.958 21.958 23.952 26.952 29.947 32.947 35.94 38.94 41.937 44.937 47.929 51.929
Thread Length (b) For lengths < or = 125mm For lengths > 125mm <= 200mm For lengths > 200mm 14 16 18 22 26 30 34 38 42 46 50 54 60 66 Not specified as full thread recommended
20 22 24 28 32 36 40 44 48 52 56 60 66 72 78 84 90 96 102 108 116
33 35 37 41 45 49 53 57 61 65 69 73 79 85 91 97 103 109 115 121 129

What distinguishes 12.9 Galvanized Bolts?

  • 12.9 The superior corrosion resistance and strong strength of galvanized bolts make them stand out. The "12.9" marking denotes the bolts' remarkable tensile strength, which is usually over 1200 megapascals (MPa). This strength allows the bolts to endure high loads and high-stress situations.
  • The process of galvanizing is applying a layer of zinc to the bolts, which acts as a barrier to prevent rust and corrosion, especially in severe or outside conditions. When compared to their non-galvanized counterparts, 12.9 galvanized bolts are more durable and have an extra layer of protection against corrosion thanks to their zinc coating. As a result, 12.9 galvanized bolts are well-suited for applications where both strength and corrosion resistance are critical, such as in construction, infrastructure projects, marine environments, and outdoor installations.
  • 12.9 galvanized bolts also have a unique appearance from the galvanization process, with a consistent metallic surface that enhances their visual appeal. This qualifies them for prominent applications including outdoor fixtures, signage, and architectural projects where aesthetics are important.
  • Furthermore, the zinc coating's ability to resist corrosion lessens the need for regular maintenance and replacement, which lowers costs and extends the life of assemblies and installations. All things considered, 12.9 galvanized bolts stand out as dependable fastening solutions for a broad range of demanding applications across numerous industries because to their combination of high strength, corrosion resistance, and aesthetic appeal.

Chemical Composition of Grade 12.9 Bolt

Grade 12.9 Bolt Chemical Composition
Grade C P S B
12.9 0.28 - 0.5 0.025 0.025 0.003

Mechanical Properties of Grade 12.9 Bolt

Grade 12.9 Bolt Mechanical Properties
Grades Size Range Proof Load(MPa) Min. Yield Strength(MPa) Min. Tensile Strength(MPa)
Class 12.9 1.6mm to 100mm 970 1100 1220

Equivalent Grade of 12.9 Bolt

Grade 12.9 Bolt Equivalent
Grades Tensile Strength Yield Strength
Mpa ksi Mpa ksi
Grade 12.9 830 120 660 96
830 120 660 96

Various Types of Grade 12.9 Bolt We Supply

As a leading Grade 12.9 Bolt Supplier in Europe, In order to satisfy a variety of industrial demands, we provide a wide selection of premium bolts, such as hex, flange, and carriage bolts.

Grade 12.9 Bolt Size Chart

Sizes of Grade 12.9 Bolts
Bolts Dia Body Dia Head Diameter Head Height Slope
  Maximum Maximum Sharp Minimum Sharp Minimum Rounded Maximum Minimum  
7/8 0.895 1.637 1.584 1.511 0.47 0.408 78 82
1-1/8 1149 2104 2.037 1.962 0.604 0.525 78-82
1-1/4 1.277 2.337 2.262 2.187 0.671 0.582 78 82
5/8 0.642 1169 1.132 1.066 0.336 0.292 78-82
0.5 0.515 0.935 0.905 0.845 0.269 0.233 78-82
3/4 0.768 1402 1.357 1.285 0.403 0.349 78- 82
1 1.022 1869 1.81 1.735 0.537 0.466 78-82
1-3/8 1404 2.571 2.489 2.414 0.738 0.641 78 82
1-1/2 1531 2.804 2.715 2.64 0.805 0.698 78 82

Grade 12.9 Bolt Torque Chart

Torque Chart of Grade 12.9 Bolt
Thread Diameter 12.9
M3 13
M4 31
M5 6.2
M6 12
M8 29
M10 58
M12 102
M14 165
M16 250
M18 342
M20 479
M22 664
M24 843
M27 1266
M30 1657
M33 2250
M36 2895
M39 3750
M42 4638
M45 5722
M48 6825
M52 9000
M56 11280
M6o 13800
M64 17175
M68 20100
M72 24000
M76 28350
M80 33375
M85 40125
M90 47700
M95 56250

Are Grade 12.9 bolts suitable for high-temperature environments?

  • Although Grade 12.9 bolts are solid and dependable, there might be better options for extended use in hot conditions. Exceptional mechanical properties, such as high tensile strength, characterize grade 12.9 bolts. However, they are usually constructed of alloy steels, which lose some strength and hardness at high temperatures.
  • The structural integrity of the bolt may be jeopardized by heat-induced changes in the material's microstructure, a process known as tempering. The possibility of thermal degradation rises in high-temperature settings, which could lead to the early failure or deformation of Grade 12.9 bolts and jeopardize the assembled parts' stability and safety.
  • Therefore, in situations where Grade 12.9 bolts are not appropriate, it is essential to proceed with caution and consider alternate fastening options specifically made to withstand high temperatures. Engineers and designers should choose fasteners composed of heat-resistant materials or alloys capable of retaining their mechanical properties and structural integrity under thermal stress for applications exposed to high temperatures. The danger of premature failure and safety issues connected with Grade 12.9 bolts in high-temperature environments can be effectively avoided by choosing suitable fastening solutions suited to the application's particular temperature requirements.

Grade 12.9 Bolt Shear Strength

Shear Strength of Grade 12.9 Bolt
Diameter of Bolt(mm) Recommended Torque(Nm)
Class 12.9
5 9
6 16
8 40
10 75
12 135
14 215
16 335
20 650

Most Common Uses for Grade 12.9 Bolt

  • Grade 12.9 Bolt Used in Construction
  • Grade 12.9 Bolt Used in Automotive Trim
  • Grade 12.9 Bolt Used in Stamped Machined Products
  • Grade 12.9 Bolt Used in Cookware
  • Grade 12.9 Bolt Used in Appliances
  • Grade 12.9 Bolt Used in Kitchen
  • Grade 12.9 Bolt Used in Sinks
  • Grade 12.9 Bolt Used in Railway Cars
  • Grade 12.9 Bolt Used in Foodservice Equipment
  • Grade 12.9 Bolt Used in Trailers
Construction Steel Industry Architecture Food Industry Industrial Products

Grade 12.9 Bolt Manufacturer & Supplier in Europe

Grade 12.9 Bolt Manufacturer in Europe

Grade 12.9 Bolt Manufacturer in Europe

Grade 12.9 Bolt Supplier in Europe

Grade 12.9 Bolt Supplier in Europe

Piping Projects Europe

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