Refer to para 11d(3).
Refer to para 7e(l).
The retreading die will cut American Standard coarse
and fine threads and the adjustable die will cut both Standard
coarse and fine threads plus standard sizes used in Britain and
other European countries.
Refer to para 6c(7).
Refer to para 5f(5).
Refer to para 5d(1)(b).
Refer to para 6b(4).
Refer to fig 11.
Refer to para 13b(3).
Mud taps and staybolt taps are considered special
By using a two-stage regulator the oxygen is reduced
from high to intermediate and then to working pressure.
pressure is constant and adjustments during welding operations
are not required as they are on the single-stage regulators.
Working pressure on a single-stage regulator must be adjusted as
the cylinder pressure falls.
Socket wrenches have two openings: one a square which
fits the handle and the other a circular hole with notched sides
to fit the bolt, screwhead, or nut to be turned.
A double flaring tool has the additional feature of
adapters that turn in the edge of the tube before a regular 45
flare is made.
Refer to para 4e(l)(e) and fig 29.
Refer to para 6b(6).
Also, keep the end of the luminous cone about 1/16 of
an inch away from the base metal.
End-to-center measure is also used to measure a piece
of pipe having a fitting screwed on one end only.
Refer to para 5c(3)(d).
Refer to para 16a(l).
Refer to para 6b(l)(a)2.
This type caliper is used for measuring recesses
where the setting cannot be transferred to a scale directly
because the legs must be collapsed to remove them from the work.