We are the company of Jinan Rich import and Export Trading Co., LTD, Our company has been engaged in forged flanges and forgings for more than ten years. We could supply a wide variety of forgings, Rolled Rings and forged flanges which are in accordance with industry accepted standard including DIN, BS, UNI, ASTM, ANSI, and ASME specifications such as ANSI B16.5 in alloy, Monel, Inconel, carbon steel, A105, ASTM A181 Class60, Stainless Steel, ASTM A182, 304&304L, 316&316L, 321, 347 etc. 1/2" -196"nominal pipe size, pressures from 150# to 2500# to ANSI B16.5, Large diameter flanges with 4000mm OD, AWWA C207, MSS SP44, API 605, Class 175, 250 and so on. The types of the flanges are WN, SO, SW, LJ, BL, THR and Plate. Our forging factory holds the TUV certificate whose devices include some 150 machinery such as D52 CNC ring rolling machine which could roll 5M OD size rings, 1000kg, 2000kg, 5000kg open-die forging machinery, 1000kg, 2000kg, 5000kg close-die electro-hydraulic hammers, 6000-ton water press, 630-ton friction screw press, 450-ton broking ring machine and 100 processing machinery with a annual capacity of over 10000 tons of forge pieces including the carbon steel flanges and the stainless steel forgings.

We control the quality of the products by strict entrance of the raw materials, severe inspections of each step during the process, Ultrasonic Test on the flanges, efficiency of the transportation, and etc.

We could manufacture any size flanges according to your requirements. We have been making UT test upon the flanges to ensure the quality of the products.
If you have any question, please don't hesitate to contact us.