... ° ELBOW LR A 234 GR WP9 SCH XS ,long radious elbow(LR elbow),short radious elbow(SR elbow),seamless elbow, butt welding elbow, steel elbow, carbon steel elbow(CS elbow), mild ... steel elbow(MS elbow), alloy steel elbow(AS elbow), stainless steel elbow(SS elbow ...