JIANG YIN LONG RUN FLANGE CO., LTD.

HISTORY

WELCOME TO JIANG YIN LONG RUN FLANGE CO., LTD.
 2023.12 Sales amounted to 67 million USD and the factory space expanded to 37,000 square meters with a monthly production capacity of 1,200 tons
 
 2021.12 Sales amounted to 37 million USD, and the factory space expanded to 35,000 square meters
 2017.12  Sales amounted to 10 million USD
 
 2014.08 Longrun applied for flange products liability insurance 
 2013.07 TS Certificate Manufacturing license of special equipment
 
 2013.04 Add 2 sets of CNC drill machines for small size flanges drilling (below 10”)
 
 2012.11 ASME issued by TUV Rheinland Approved material ASTM A182 F304, F304L, F316, F316L, F321, F316Ti, SA105
 
 2011.06 Got certificate PED/97/23/EC and AD2000 issued by TUV Rheinland approved material DIN17440/EN10222-1, EN10222-5 1.4301 1.4306 1.4401  A105 equivalent material grade according to other standards (e.g. BS, AFNOR, ASME) is proved
 2007.12  Sales amounted to 1.4 million USD, with a floor space of 7,000 square meters
 
2007.09  Got certificate ISO9001: 2008

 2007.08  Established Jiang Yin Long Run Trading Co.,Ltd. Trading carbon steel flanges and fittings

 2007.08  Established Jiang Yin Long Run Flange Co.,Ltd. specialized in manufacturing Stainless Steel Flanges
LATEST NEWS
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daily updates
Expansion of qualification certificates - Longrun Flange Awarded BV Certification for Duplex and Super Duplex Steel Materials

Jiangyin City, July 29, 2024 — Jiangyin Longrun Flange Co., Ltd. is pleased to announce that our flanges made of duplex and super duplex steel materials have successfully passed the stringent certification of Bureau Veritas Marine & Offshore (BV).

02/08/2024
daily updates
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daily updates
EN10204-3.1 certification

EN10204-3.1 CERTIFICATION Long Run Flange has PED97/23/EC and AD2000 issued by TUV Rheinland, and all the pre-material of steel bar is also purchased from the PED and AD2000 approved manufacturer. We issue the 3.1 certification according to EN10204:2004EN10204 specifies the different types of inspec

03/07/2018
daily updates
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daily updates
What is ISO3651-2 -intergranular corrosion test

ISO 3651-2Determination of resistance to intergranular corrosion of stainless steels- Part 2 Ferritic, austenitic and ferritic-austenitic (duplex) stainless steels- Corrosion test in media containing sulfuric acid This part of ISO 3651 specifies methods for the determination of the resistance to in

03/07/2018
daily updates
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daily updates
There will always be someone who says that they can do it cheaper

That's the fact, high quality deserves expensive price. But in the world,there're many kinds of people who has different demand. Varied purpose determins what they do. If you're not lack of money,you can choose previums, oppositely,select suitable one. But, do not expect high quality with cheape

01/09/2017
daily updates
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daily updates
PT inspection on WN flange

LONGRUN is proceeding with 100% penetrate inspection (PT) on forged stainless flange for Shell Project.

01/09/2017
daily updates
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cooperation projects
Congratulations! Material 1.4432 for Shell project is inspected by TUV

Longrun's flange 1.4432 for Shell project now was inspected and passed by TUV acc. to EN1092-1/EN10222-5,AD2000 W2/W9.

01/09/2017
cooperation projects

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Shanquan Village,Zhouzhuang,Jiangyin,Jiangsu,China

+86-510-80618252 / 15950113765
 
Longrun has advanced technical equipment: Air forging hammer,CNC machine, Heat-treatment Furnace, and so on.

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