ASTM F1948-20

Anotácia textu normy ASTM F1948-20 :

This specification covers requirements and test methods for the qualification of metallic mechanical fittings for use with outside diameter controlled thermoplastic gas distribution pipe and tubing. Types of mechanical fittings: clamped insert fitting; compression fitting; compression gasket fitting; and stab-type fitting. The following tests shall be performed: tensile strength test; temperature cycling test; constant tensile load joint test; and elevated temperature sustained pressure test.


Keywords:
gas, manufacturer&apos,s joining procedure, metallic mechanical fittings, reinforcing tubular stiffener, temperature cycling test,, ICS Number Code 23.040.40 (Metal fittings)