To meet the varied demands and requirements of our clients, we deliver a comprehensive array of qualitative Stainless Steel Unions at market leading prices. Grades & Specifications: ASTM / ASME A 53 GR. A & B, ASTM A 106 GR. A, B & C. API 5L GR. B, API 5L X 42, X 46, X 52, X 60, X 65 & X 70. ASTM / ASME A 691 GRA, B & C