ASME B16.18:2001 pdf free download.CAST COPPER ALLOY SOLDER JOINT PRESSURE FTTINGS.
4 SIZE
The size of the linings shown in Table 3 and Table Al corresponds to standard water tube size as shown in ASTM B 88. Specification for Seamless Copper Water Tube. The size of the threaded ends corresponds to nominal pipe size as shown in ASME B 1.20.1.
Fittings are designated by the size of the openings in the sequence illustrated in Fig. I.
5 MARKING
Each fitting shall be pennanently marked with the manufacturers name or trademark and other applicable markings as required by MSS-SP-25. Marking of fittings less than Standard Water Tube Size / or on any titling where it damages soldering surfaces is not required.
6 MATERIAL
Castings shall be copper alloy produced to meet:
(a) the requirement of ASTM B 62 Alloy C83600:
(h) the chemical and tensile requirements of ASTM B 5S4 Alloy CR3800 or CR4400 and in all other respects comply with the requirements of ASTM B 62.
7 METAL THICKNESS
Dimensional variations occur in thc casting process.
Pattern equipment shall be designed to produce the metal thickness given for fittings in Table 3 or Table B3. The minimum wall-thickness shall not be less than 90% of the body and joint wall-thickness as shown in Table 3 or Table 33.
ASME B16.18:2001 pdf free download
