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Buttweld Fittings are subject to high pressure for critical applications and can be manufactured in various grades of Stainless Steel & Alloy Steel. Stainless Steel grades include 304, 316, 304L, 316L, 317, etc. Alloy Steel includes Monel, Inconel, Hastelloy, Duplex Steel, Super Duplex Steel, and 254 SMO. Buttweld fittings can also be made in Carbon Steel and Special Grade Steel.
Buttweld Fittings Grades
Stainless Steel Buttweld Pipe Fittings:ASTM A403 WP 304/ 304L/ 304H/ 316/ 316L/ 317/ 317L/ 321/ 310/ 347/ 904L/2205 Duplex Fittings
Alloy Steel Butt Weld Pipe Fittings:ASTM A234 WP1/ WP5/ WP9/ WP11/ WP22/ WP91
Buttweld Fittings – Manufacturing Standards
ASME: ANSI B16.9, ANSI B16.28, MSS-SP-43
DIN: DIN2605, DIN2615, DIN2616, DIN2617, DIN28011
EN: EN10253-1, EN10253-2
Size Range:1/8” NB TO 48” NB. (Seamless & 100% X-Ray Welded, Fabricated)
Thickness:SCH: 5s, 10s, 40s, 80s, 10, 20, 40, STD, 60, 80, XS, 100, 120, 140, 160, XXS, Custom Thickness.
