Standard Fasteners Quiz

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What is the purpose of ISO 262:1998?

Establishing metric screw thread sizes for screws, bolts, and nuts (correct)

Defining specifications for agricultural machinery screws

Providing information on mechanical properties of non-ferrous metal fasteners

Setting standards for fastener clearance holes

Which standard focuses on hexagon socket set screws?

JIS B 1118:1995

JIS B 1177:1995 (correct)

ISO 273:1979

JIS B 1117:1995

What is the purpose of PAES 313:2001?

Setting standards for non-ferrous metal fasteners

Providing guidelines for fastening permanent materials

Establishing specifications for agricultural machinery screws (correct)

Specifying mechanical properties of screws for agricultural machinery

Which standard deals with slotted set screws?

JIS B 1117:1995 Signup and view all the answers

For what purpose are screws used, according to the text?

Permanently or semi-permanently fastening materials Signup and view all the answers

What is the purpose of a fastener?

To hold, join, or maintain equilibrium of single or multiple components Signup and view all the answers

Which of the following best defines the nominal size of a fastener?

The basic major diameter of the thread for external and internal threaded fasteners Signup and view all the answers

What is the pitch of a thread defined as?

The distance between corresponding points on adjacent thread forms in the same axial plane Signup and view all the answers

What does the proof load of a fastener indicate?

The load which the fastener must withstand without permanent deformation Signup and view all the answers

What is the major diameter of a straight thread?

The imaginary cylinder bounding the crest of an external thread or the root of an internal thread Signup and view all the answers

What is the pitch diameter of a straight thread?

The diameter of the imaginary cylinder passing through thread profiles with equal ridge and groove widths Signup and view all the answers

What should be marked on the packaging of screws?

Screw designation Signup and view all the answers

What is the purpose of applying proper tension/torque during assembly?

To prevent marring of the work surface Signup and view all the answers

When should fasteners be inspected?

On a periodic basis Signup and view all the answers

Which tool should be used to drive a cross recess screw?

Phillips screwdriver Signup and view all the answers

What is the purpose of using washers with screws?

To distribute the bearing load and provide a uniform surface Signup and view all the answers

What does 'D' indicate for slotted head setscrews with rounded end?

Screws of all types of point Signup and view all the answers

What should screws be free from according to the text?

Flaws and discontinuities Signup and view all the answers

For M8 hexagon socket head setscrews, what does 'A' imply?

Hexagonal head setscrews with flat point Signup and view all the answers

According to the provided information, what shall 'X**' signify?

Prohibition of usage for truncated cone point and long dog point Signup and view all the answers

In PAES 313:2001, what does 'l=30' represent for square-head setscrews?

Available lengths for M10 setscrews Signup and view all the answers

What is the significance of 'ABC' for M4 hexagon socket head setscrews?

Hexagonal head setscrews with flat point Signup and view all the answers

According to Tables 15 and 16, which type of screws have a specified minimum tensile load?

Both steel and non-ferrous screws Signup and view all the answers

What is the nominal diameter range for steel screws that have a minimum tensile strength of 500 MPa and made of low or medium carbon material?

M5-M36 Signup and view all the answers

What is the Brinell hardness of steel screws with a nominal diameter of M1.6-M16 and a minimum tensile strength of 420 MPa?

241 Signup and view all the answers

What is the minimum tensile load for a non-ferrous metal screw with a material symbol of CU2 and a diameter of M8 x 1.25?

13,540 Newtons Signup and view all the answers

What is the minimum tensile load for a steel screw with a grade designation of 9.8, a nominal diameter of M1.6-M16?

1,863 Newtons Signup and view all the answers

For a medium-carbon, quenched and tempered steel screw, what is the minimum tensile strength according to the text?

1040 MPa Signup and view all the answers

What is the material symbol for non-ferrous metal screws with a minimum tensile load of 8,440 Newtons and a diameter of M6 x 1.0?

AL5 Signup and view all the answers