Flange

NameSizeStandard And Steel Grade Face TypeTypeApplicationsDPressure ClassFlange1/2"～60"/ 15～1500150#, 300#, 600#, 900#, 1500# & 2500# A105, A350 LF2Flat Face Flange (FF); Raised Face Flange (RF); Groove Flange (GF); Male Flange (M); Ring type Joints Face (RTJ)

Blind Flanges; Lap Joint Flanges; Socket Welding Flanges(SW); Slip-On Flanges;Threaded Flanges; Welding neck Flanges;

Used in Electrical power, petroleum, natural gas, chemical, shipbuilding, heating, papermaking, metallurgyA192 F 1- F 2- F 5- F 9- F 10- F 91- F 92- F 122- F 911- F 11- F 12- F 21- F 22A182 304-304L-316-316LA522 A707 Grade L 1-L 2- L 3- L 4- L 5- L 6- L 7- L 8A694 F 42- F 46- F 48-F 50- F 52- F 56- F 60-F 65- F 70

Chongsheng is a company specializing in producing various seamless steel pipes. It is located in Cangzhou,a famous historical city bordering Jinan in the south and Beijing and Tianjin in the north,enjoying a favorable geographical location and easily accessible with many railways and highways running through Cangzhou from north to south ,such as Beijing-Tianjin Express Railway,Beijing-Shanghai Railway,Beijing-Fuzzhou Expressway,and No.104 and 307 National highway.