Jiangyin Longrun Flange Co., Ltd.
Jiangyin Longrun Flange Co., Ltd.
🇨🇳 China, Jiangsu
2007101-200 peopleManufacturer/Trading CompanyJiangyin Longrun Flange Co., Ltd. is a manufacturer and trading company based in Jiangyin, Jiangsu, China, specializing in the production and export of high-quality steel forged flanges and pipe accessories. Established in 2007, the company employs between 101 and 200 people and generates an annual revenue of 10 million to 50 million USD. Operating a factory with advanced technical equipment including number-control lathes and heat-treatment furnaces, Longrun Flange offers OEM services and produces a comprehensive range of flanges, including Stainless Steel Flanges, Forged Flanges, Welding Neck Flanges, Slip-on Flanges, Blind Flanges, Lap Joint Flanges, Plate Flanges, Threaded Flanges, and Long Weld Neck Flanges. They also specialize in Duplex Stainless Steel Flanges, Alloy Steel Flanges, Carbon Steel Flanges, and Special Flanges. Products are manufactured according to international standards such as ANSI/ASME, DIN, JIS, BS, GB, and SH, utilizing materials like 304, 304L, 316, 316L, 321, 316Ti, and various ASME/ASTM A182 grades (F304, F316, F321, F347, Duplex/Super Duplex A182-F51/60, Alloy Steel A182-F5/F9/F11/F12/F22). The company maintains strict quality control with 100% PMI, flaw detection, and dimensional inspection, holding certifications including ISO 9001, ASME, TUV (PED 97/23/EC, PED2014-68-EU), AD2000-W0/W2/W9, TS pressure vessel certification, and BV classification society certification. Their products are widely used in industries such as oil and gas, solar, power stations, petrochemical, metallurgy, machinery, and water treatment systems, with exports to North America, Europe, Asia, and other international markets.
OEM manufacturerOffers OEM services for customized brand manufacturing.
Product customizationOffers full customization for design and features.
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Welded Neck Flange (WN)
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Welded Neck Flange (WN), Find Details and Price about Welded Neck Flange Stainless Steel Flange from Welded Neck Flange (WN) - Jiangyin Longrun Flange Co., Ltd.
Vacuum Ring
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Vacuum Ring, Find Details and Price about VACUUM RING RING from Vacuum Ring - Jiangyin Longrun Flange Co., Ltd.
Long Weld Neck Flange
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Long Weld Neck Flange, Find Details and Price about LONG WELD NCEK FLANGE STAINLESS STEEL FLANGE from Long Weld Neck Flange - Jiangyin Longrun Flange Co., Ltd.
Weld Neck Flange
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Blind Flange
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Blind Flange, Find Details and Price about Blind Flange Stainless Steel Flange from Blind Flange - Jiangyin Longrun Flange Co., Ltd.
Plate Flange
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Plate Flange, Find Details and Price about Plate Flange Stainless Steel Flange from Plate Flange - Jiangyin Longrun Flange Co., Ltd.
Slip-On Flange
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Slip-On Flange, Find Details and Price about Slip On Flange Stainless Steel Flange from Slip-On Flange - Jiangyin Longrun Flange Co., Ltd.
Welded Neck Flange
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Stainless Steel Flange
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Stainless Steel Flange, Find Details and Price about Stainless Steel Flange Forged Flange from Stainless Steel Flange - Jiangyin Longrun Flange Co., Ltd.
Safety Keeping Knee Pads
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Safety Keeping Knee Pads, Find Details and Price about Knee Pad Foam Pad from Safety Keeping Knee Pads - Jiangyin Longrun Flange Co., Ltd.$5
Display Laser Meter (LR4016)
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Display Laser Meter (LR4016), Find Details and Price about Laser Meter Laser Line from Display Laser Meter (LR4016) - Jiangyin Longrun Flange Co., Ltd.
Diamond Wet Polishing Pads-Sharp Type
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Diamond Wet Polishing Pads-Sharp Type, Find Details and Price about Diamond Wet Polishing Pads from Diamond Wet Polishing Pads-Sharp Type - Jiangyin Longrun Flange Co., Ltd.$1Customers
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Certifications
ISO 90019
ASME2
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Shipments
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Key customer
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Key market
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Description
Jiangyin Puyang Flange Co., Ltd., also known as Jiangyin Puyang Heavy Industry Co., Ltd., is a manufacturer and trading company based in Jiangyin, China, established in 2006. Specializing in stainless steel flanges, the company operates an 18,000 square meter facility with 80 employees, including engineers and technical personnel. They produce a wide range of flanges, including Weld Neck, Blind, Slip-on, Plate, Long Welding Neck, Orifice Weld Neck, and Figure 8 Blank Flanges, as well as Flanging Joints, Elbows, and Pipe Series. Products are manufactured to international standards such as JIS, DIN, ANSI, BS, and SH, utilizing materials like A182F304, F304L, F316, F316L, and various nickel alloys. With an annual output of up to 3000 tons and fixed assets of 50 million yuan, the company is ISO 9001 certified and offers OEM services. They export to international markets including Eastern Europe, Southeast Asia, the Mid East, and Western Europe, serving industries such as machinery, shipping, mining, engineering, and metal working.
ASME Standard Stainless Steel Plate Flange (PY0017)$2
ASTM Standard Stainless Steel Plate Flange (PY0019)$2
Forged Stainless Steel Plate Flange 304 (PY0099)$13.52
ASME B16.5 Stainless Steel Forged Slip-on Flange (PY00101)$55.19
Forged ANSI B16.5 Stainless Steel Socket Welding Flange$8.68
Customize Stainless Steel Plate Flange (PY0073)$2
ASME Alloy Steel Long Weld Neck Flange (PY0081)$2
GB/T 9119 Pn16 Dn80 304L Plate Flange$6.5
JIS B2220 20K Soh Stainless Steel Flange (PY00105)$6.8
En 1092-1 Forged 1.4404/1.4437 Stainless Steel Plate Flange (PY00106)$25.6
ASME Standrad Stainless Steel Blind Flange (PY0014)$2
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Jiangyin Hengrun Heavy Industries Co., Ltd.
🇨🇳 China
2003501-1000 peopleManufacturerHigh capacity factory
Established brand
Product customization
Patented technology
Shipments
5098
Key customer
SIEMENS
Key market
🇮🇳 India
Description
Jiangyin Hengrun Heavy Industries Co., Ltd. is a leading manufacturer of flanges and forgings based in Jiangyin, China. Established in 2003 with an investment of RMB 400 million, the company operates from a 120,000 sq. m premises, including a 70,000 sq. m covered area, and employs 800 skilled individuals. Specializing in heavy shaft, ring, and disk forgings, tower connection flanges, slewing bearings, gears, tube sheets, and pipe flanges, Jiangyin Hengrun Heavy Industries serves critical applications in wind, gas, and steam turbines. The company is structured into two main entities: Hengrun Flanges and Hengrun Ring Forgings, with an annual forging capacity of 100,000 tons. They can produce single forgings up to 40 tons and rolled rings with an OD of 7500 mm, thickness of 650mm, and height of 1,200mm. Their manufacturing capabilities include 4500-ton and 2500-ton oil presses, 7.5-meter ring rolling machines, and vertical lathes up to 8 meters. Jiangyin Hengrun Heavy Industries holds numerous certifications including ISO 9001, CE, TUV, PED, AD2000-WO, JIS, DNV, ABS, BV, GE-qualified, and Siemens-qualified. They export to international markets, including the US, with a focus on wind tower flanges and other oversized components for large onshore and offshore wind turbines.
Ring Forging/ Large Scale Carbon Steel Alloy Steel$1000
Forged Flange Long Weld Neck (LWN) Stainless Steel Flange (304/304L/316/316L/316Ti/321/317L/904L/A105/C22.8) -3$10
Wind Tower Forgings / Rings / Flanges Steel$1000
Forged Flange Long Weld Neck (LWN) Stainless Steel Flange (304/304L/316/316L/316Ti/321/317L/904L/A105/C22.8) -2$10
LWN Long Welding Neck Flange Forged Stainless Steel Flange-8$3
Forged Flange Plate (PL) Stainless Steel Flange (304/304L/316/316L/316Ti/321/317L/904L/A105/C22.8) -5$5
Carbon Steel and Stainless Steel Flange/Forging 8m$500
Austenitic Stainless Steel Flange (ASTM/ASME-SA 182 F304, F304L, F304H)$500
Carbon Steel and Stainless Steel Flange/Forging 7.5m$500
Carbon Steel Ring Forgings and Stainless Steel Flange (1/2"-7500mm) -9$500
Blind Flange (BL) Stainless Steel Forged Flange Bl (304/304L/316/316L/316TI/321) -$100
Carbon Steel Ring Forgings and Stainless Steel Flange (1/2"-7500mm) -8$500
