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MTS Fundamental™ Bolt Grips and Nut Grips Introduction

Introduction

The MTS Fundamental fixtures are designed for tension, proof load ,and wedge

load tests of bolts and nuts.

The bolt length (l) should be no less than 3 times of the nominal diameter of bolts

(d), l≥3d.

The fixtures can perform tension, proof load and wedge load tests specified by

the following standards:

• GB/T 1231-2006 Specification of hexagon bolts, hexagon nuts, and plain

washers for high strength structural bolting with large width across flats.

• GB/T 3098.1-2000 (idt ISO 898-1 :1999) Mechanical properties of fasteners

– Bolts, screws and studs.

• GB/T 3098.2-2000 (idt ISO 898-2 :1992) Mechanical properties of fasteners

– Nuts – Coarse thread.

• GB/T 3098.4-2000 (idt ISO 898-6 :1994) Mechanical properties of fasteners

– Nuts – Fine pitch thread.

• ASTM F606-07 Internally Threaded Fasteners, Washers, Direct Tension

Indicators, and Rivets.

Thread Specifications Table

ART NUMBER THREAD SPECIFICATIONS

F-JLL305A1

F-JLL305A2

M5 to M20

F-JLL605A1

F-JLL605A2

M5 to M24

F-JLL106A1

F-JLL106A2

M5 to M30

1 2 3 4 5 6 7 8 9 10 ... 31 32

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Mts Nut Grips Manual do Utilizador Página 5