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Paulin® Papco® 608-514 Heat Treated Partially Threaded Hex Head Cap Screw, M18x2.5, 140 mm L Under Head, Class 8.8 Grade, Carbon Steel, Zinc Chromate

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Description

Paulin® Papco® Hex Head Cap Screw, Heat Treated Partially Threaded, Series: 608, Measurement System: Metric, M18x2.5 Thread, 140 mm Length Under Head, Class 8.8 Grade, Carbon Steel, Zinc Chromate, ISO Coarse Thread, 12 mm H x 27 mm W Head, Hex Head, 118000 psi Tensile Strength, 42 mm Minimum Thread Length

Metric fasteners, resembling inch fasteners in style and use, require careful identification to avoid mix-ups. They're measured in millimeters, with distinctive head markings, and come in three thread types - ISO Coarse, Fine, and Extra-Fine, commonly used in vehicles. Zinc-plated options offer corrosion resistance, suitable for indoor and industrial settings. The 8.8 class, similar to SAE Grade 5, indicates medium carbon steel fasteners with notable tensile strength, used across construction, automotive, and machinery projects.

Specifications

Diameter - Thread Size M18x2.5
Finish Zinc Chromate
Grade Class 8.8
Head Size 12 mm H x 27 mm W
Head Type Hex
Length Under Head 140 mm
Material Carbon Steel
Measurement System Metric
Minimum Thread Length 42 mm
Series 608
Tensile Strength 118000 psi
Thread Type ISO Coarse
Type Heat Treated Partially Threaded

Country of Origin: China

Standards and Approvals: DIN 933

Features

  • The zinc coating applied to these bolts serves as a protective barrier against moderate corrosion resistance, making them suitable for both indoor and outdoor industrial use
  • Quenched and tempered for strength and holding power Use with Class 8 nuts to develop full strength of the cap screw
  • Available in Coarse, Fine and Extra Fine threads with fully threaded or partially threaded lengths DIN 931 = Partial Thread, DIN 933 = Full Thread

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