Size: 2"-56" (DN50-DN1400) Pressure: 150LB-2500LB (PN16-PN420) Material: Carbon Steel, Stainless Steel, Alloy Steel, Duplex Stainless Steel, Special Alloy (Monel, Inconel, etc.) Design & Manufacture Std.: API594, API6D, ASME B16.34 Face to Face Std.: API 594, API 6D End Connection Std.: API 594, ASME B16.5, ASME B16.47 Test Standard: ISO5208, API6D