JIANGYIN LONG RUN FLANGE CO., LTD APPROVED BY TUV/ASME/ISO, NOWDAY HAS DEVELOPED AS A PROFESSIONAL MANUFACTURER OF STAINLESS STEEL FLANGE, DUPLIX FLANGE,SUPER-DUPLIX FLANGE, ALLOY STEEL FLANGE AND CARBON STEEL FLANGE.
100% PMI Inspection
Each finished flange before package is inspected by PMI(positive materival identification). It avoids any mixing of material and wrong hard stamping on flange.
100% Heat Treatment
Heat treament can stable mechanical of material.Longrun proceed 100% heat treatment acc. to EN10222-5 ,ASME A182.
100% Dimension Inspection
Technician contract tolerance based on standard when issuing drawing for worker.So,dimension is strictly controlled on lath machining. Eventhough,our QC inspects each part of each dimension of every piece.
Focus on global business,Longrun's customers are all over world. All of our flanges are for exporting. We have good experience on logestic, to help our customer solve many problem.
JIANGYIN LONG RUN FLANGE CO., LTD. IS LOCATED IN JIANGSU PROVINCE, 150KM AWAY FROM SHANGHAI.
Longrun has advanced technical equipment: Exact number-control lather, Lie type band saw bed, clearner, engrave machine, Heat-treatment Furnace, and so on. Company produces stainless steel flange according to the standard of ANSI/ASME, DIN, JIS, BS, GB, SH. The main material we used is 304, 304L, 316, 316L, 321, 316Ti, etc. We can also produce Non-standard flanges as per the drawings and samples provided by customers.
With goal" Quality-first, honesty-based, supplying high-quality and efficient service sincerely",longrun has formed a set of strict quality-testing standard from the entering of raw material. Our products are widely used in many key-building engineering in China, and exported to USA, Japan, Canada, Germany, France, Belgium, Southeastern Asian countries and regions. Our Flanges are trusted deeply by customers for its excellent quality.