M20 x 2.5 Coarse Black Oxide Steel Square Machine Bolts
FABORY

Overall Length Thread Style Thread Direction Head Height Hardness Tensile Strength Head Dia. Proof Load Pkg. Qty. Price
50 mm Fully Threaded Right Hand 20 mm Rockwell C22 - 22 mm 580 N/sq. mm 10 SGD 319.0882
60 mm Fully Threaded Right Hand 20 mm Rockwell C22 116000 psi 22 mm 580 N/sq. mm 10 SGD 341.1976
70 mm Fully Threaded Right Hand 20 mm Rockwell C22 116000 psi 22 mm 580 N/sq. mm 10 SGD 364.372
80 mm Fully Threaded Right Hand 20 mm Rockwell C22 116000 psi 22 mm 580 N/sq. mm 10 SGD 369.3704
90 mm Fully Threaded Right Hand 20 mm Rockwell C22 116000 psi 22 mm 580 N/sq. mm 10 SGD 411.0332
100 mm Fully Threaded Right Hand 20 mm Rockwell C22 116000 psi 22 mm 580 N/sq. mm 10 SGD 412.9644
120 mm Fully Threaded Right Hand 20 mm Rockwell C22 116000 psi 22 mm 580 N/sq. mm 10 SGD 466.3564

Description

M20 x 2.5 coarse square head machine bolts are used in heavy machinery, construction and industrial applications for securing heavy components together, such as steel beams, machinery parts and structural elements. These bolts can withstand high loads and vibrations due to their square shape, which provides a better grip and prevents loosening over time.

Features

  • They feature steel construction with black oxide finish for durability and corrosion resistance.
  • These square head bolts have a Class 8 material grade, guaranteeing high tensile strength up to 116000 psi for secure fastening.
  • They conform to DIN 479 dimensional standards, ensuring compatibility with standardised equipment and assemblies.
  • These square head machine bolts offer a convenient external square drive for installation with compatible tools.
  • They feature a square head type, offering increased surface area for wrench grip and enhanced torque transfer during tightening operations.

Frequently Asked Questions

What precautions should I take when handling M20 x 2.5 coarse square machine bolts?

  • Users should wear appropriate personal protective equipment, such as gloves and eye protection when handling bolts to prevent injury. Additionally, care should be taken to avoid cross-threading during installation to maintain integrity.
What are the bearable temperature limits for these M20 x 2.5 coarse square machine bolts?

  • These bolts can withstand temperatures ranging from -58 to 302 degrees F.

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