1) Design Standard : ASNE B 16.34, API6D Face to Fance: API 6D & ASNE B 16.10 Flanged Ends : ASNE B16.5 & B16.47 Butt-Welding Ends: ASNE B 16.25 Test & Inspection: API 6D & API 598 2) Size: 1/2"-8" DN15桪N200 3) Class: 150lb-600lb 4) Temperature: -29-121 Tep 5) Body/bonnet: WBC/CF8/CF8M /LCB / LCC / WC5/