Butt Welding Fittings CARBON STEEL ELBOWS 90° BUTT WELDING DIN 2605CARBON STEEL ELBOWS 90° BUTT WELDING L.R./S.R. STD A - 234 WPB CARBON STEEL ELBOWS 45° BUTT WELDING L.R./S.R. STD A - 234 WPB CARBON STEEL EQUAL TEES A - 234 WPB CARBON STEEL REDUCING TEES ASTM A - 234 WPB CARBON STEEL CONCENTRIC REDUCERS STD A - 234 WPB CAPS ASTM A - 234 WPB STAINLESS STEEL: ELBOWS - TEES - REDUCERS ASTM A - 234 SCH 10 S