... BS 1868/API6D B)Inspection and Test: API598 C)Flange connection: ANSI B16.5 D)Face to Face: ASME B16.10StrainerSpecifications ... etc. 4) Screen: stainless steel (SS304/SS316)5) End connection: FF, RF, RTJ, THD, BWFlange (forged flange)Specifications:1) Size: 1 ... , welding neck, blind, plate, socket welding, threaded etc.4) Facing: RF / FF / RTJ5) Material: carbon steel, stainless steel6) Standards: ANSI ...