1)Product: Stainless steel threaded full/half coupling, threaded fitting 2) Size: Seamless 1/8"-4" 3) Pressure: 3000lbs、6000lbs、9000lbs. 4) Standard: ANSI/ASME B16.11、 MSS SP-79、SP-83、SP-95-、SP-97 、BS3799 、JIS B2316、GB/T14383、SH3410、HG21634 5) Material: ASTM A182-F304,F304L,F316,F316L,F321, 347H,904L,UNS S31803,310S 6) Our stainless steel coupling are corrosion and high-temperature resistant. 7) Applications industries: For use in the Pulp and Paper, Water Treatment, Sewage Treatment, Chemical, Biotech, Pharmaceuticals, Food, Mining, Architectural, Transportation, Exhaust Systems. 8) Packing: wooden pallets, according to customers' requests.