BUTTWELD FITTINGS     

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Carbon Steel
    
ASTM A 234
Grade:. WPB/WPBW, (IBR/Non IBR)

Alloy Steel
    
ASTM A 234, Gr. WP1, WP11, WP22, WP5, WP9, WP91, (IBR/Non IBR)


Stainless Steel
    
ASTM A 403
Grade: WPS/WPW 304, 304L, 304H, 316, 316L, 316Ti, 310, 310S, 321, 321H, 317, 347, 347H