16 Tex. Admin. Code § 65.71 - Texas Boiler Number-Placement on Boiler
(a) During the
first inspection of all boilers, the inspector must stamp the Texas boiler
number, except as provided for in subsections (c) and (d), as near to the
original ASME Code name plate and required information as
practicable.
(b) The stamping shall
consist of the letters "TX" and directly to the right of the TX shall be
stamped the Texas boiler number with a five point star stamped immediately
adjacent to the first and last digit of the Texas boiler number.
(c) All hard stamping shall be accomplished
by low stress steel dies 5/16 inch (8 millimeters) high and shall be arranged
as shown in § 65.615, Exhibit 1.
(d) In addition to the stamping:
(1) the corrosion-resistant metal tag shall
be applied, as permanently as practicable, to the external jacket or other
covering where the surface temperature exceeds 200 degrees Fahrenheit (93.3
degrees Celsius); or
(2) the Texas
boiler number decal shall be applied where the surface does not exceed 200
degrees Fahrenheit (93.3 degrees Celsius).
(e) The following types of boilers are exempt
from the stamping requirements of subsection (c), ASME Code: boilers bearing
name plates stamped with the HLW designator, cast iron sectional boilers, cast
aluminum sectional boilers, water tube boilers with cast headers, and other
types of boilers that will be damaged by direct impression stamping.
(1) These boilers shall be identified with
the Texas boiler number decal or corrosion-resistant tag; and
(2) The Texas boiler number decal or
corrosion-resistant tag shall be applied where the surface does not exceed 200
degrees Fahrenheit (93.3 degrees Celsius).
(f) Nonstandard boilers shall be identified
by the Texas boiler number as described in subsection (b), with an exception
that the Texas boiler number decal shall not be applied. The letters "TEXAS
SPECIAL" or "TX SPCL" shall identify nonstandard boilers and shall be stamped
directly above the Texas boiler number.
Notes
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