Butt Weld Fittings Features

316, 316L, 316L VAR and 316L VIM-VAR (Vacuum Induction Melting/Vacuum Arc Remelting) stainless steel materials

Each fitting is stamped with size, material and heat code

Catalogue working pressures shown are for temperatures from -20℉ to 100℉(-28℃ to 37℃).Pressure derating factors for applications    at temperatures greater than 100℉ (37℃) were determined from this pressure code and are listed in the table

Wetted Surface Finish, Cleaning and Packaging

Wetted Surface Finish

Standard surface finish is a roughness average of 10 μin. (0.25 μm) Ra

Special Cleaning and Packaging

CP-02 special cleaning and packaging, following ASTM G93 level C, add -CP2 as a suffix to the ordering number

Example: FBW4-MWE-FBW4-316L-CP2

Ultrahigh-purity Process Specification

CP-03 ultrahigh-purity cleaning and packaging, Wetted surfaces are finished to 5 μin. (0.13 μm) Ra.

Example: FBW4-MWE-FBW4-316L

 Ordering Information

To order Hikelok butt weld fittings, add the material designator to the ordering number

M Series (mini butt weld fittings) 

Sizes range from 1/8″ to 1/2″ and 6 mm  to 12 mm.

Radius junction design with elbows provides smooth flow path.

Compact design allows close component spacing.

Square, sharp, burr free tube weld ends enhance alignment, maintain tube wall uniformity, and promote weld repeatability.

Long Arm Butt Weld Fittings UW Series

Sizes range from 1/4″ to 1″ and 6 mm to 18 mm.

Radius junction design with elbows provides smooth flow path.

Precisely finished diameter matches tube diameter.