Butt weld pipe fittings
SA234 Wp91 elbow ASTM A234 WP91 Elbow ASME B16.9 Pipe fittings
SA234 Wp91 elbow, ASTM A234 WP91 Elbow,ASME B16.9 Pipe fittings ASTM A234 WP91 is a specification for wrought carbon steel and alloy steel fittings of seamless and welded construction. These fittings are intended for moderate and high-temperature service. The “WP” in ASTM A234 WP91 stands for “wrought pipe” indicating that Read more…