Deck 26: International Standard Symbols for Welding

Question 1

ISO symbols for weld representations are generally found on drawings prepared with the views shown in fourth-angle orthographic projection.

Answer 1

False

Question 2

International weld symbols fall into two principal categories: ____.

A) elementary and supplementary
B) elementary and secondary
C) primary and secondary
D) elementary and non-elementary

Answer 2

A

Question 3

Each ____________________ symbol is indicative of the shape of the weld surface required.

Answer 3

supplementary

Question 4

The variety of dimensions applied to ISO symbols and their locations with respect to the symbols are similar to ____________________ welding symbols.

Question 5

In addition to AWS weld symbols, a set of weld symbols has been developed for international use, identified as "____."

A) International Symbols for Standard Welding
B) International Standard Symbols for Welding
C) International Symbols for Welding
D) International Standards for Welding

Question 6

When a dual reference line is applied to the ____ reference line, it signifies the arrow side of the joint.

A) partial
B) alternating
C) continuous
D) median

Question 7

The symbol used to indicate a(n) ____________________ is a straight line with a dot at one end.

Question 8

The variety of dimensions applied to ISO symbols and their locations with respect to the symbols are exactly the same as the AWS welding symbols.

Question 9

When an arrow cannot point to a joint, symbolization cannot be used.

Question 10

When a dual reference line is applied to the ____ line, it signifies the other side of the joint.

A) dotted
B) dashed
C) solid
D) alternating

Question 11

Each ____________________ ISO symbol represents the shape of the weld to be made.

Question 12

When an object is placed within the ____ quadrant, it is viewed in front of each plane and then projected to the plane for deriving the front, left side, and top views.

A) first
B) second
C) third
D) fourth

Question 13

An ISO symbol does not provide for the use of a broken arrow line to indicate which joint member of a groove weld is to be prepared.

Question 14

Whereas AWS basic symbols are identified as weld symbols, ISO identifies its comparable elementary symbols as ____ symbols.

A) joining
B) combining
C) standard
D) welding

Question 15

The purpose of a ____ line is to be able to readily identify to which side of a joint the welding symbol applies.

A) dual reference
B) double reference
C) single reference
D) multiple reference

Question 16

The arrow side and other side significance of a joint is the same for an ISO symbol and an AWS symbol.

Question 17

An ISO symbol used to represent a weld requirement consists of ____.

A) an arrow and the appropriate welding symbol
B) the appropriate welding symbol
C) an arrow line, a multiple reference line, and the appropriate welding symbol or symbols
D) an arrow line and a multiple reference line

Question 18

In ____-angle projection, the top view is shown below the front view, the left side view is shown to the right of the front view, and the right side is shown to the left of the front view.

Question 19

The arrangement and shape of views for first-angle projection is derived from viewing an object located within the ____ planes of the first quadrant of a circle.

A) top
B) two
C) three
D) four

Question 20

The ISO symbol used for symmetrical welds is a ____ reference line is used.

A) double continuous
B) single dashed
C) double dashed
D) single continuous