Factory Price ANSI B16.5 Forged Stainless Steel and Carbon Steel Flanges Class 300 Blind Flanges

• Customization: Available
• Standard: ANSI, DIN, GB, JIS, GOST, BSW
• Type: Welding Flange
• Material: Stainless Steel
• Structure: Flanges
• Connection: Welding
• Sealing Surface: RF
• Manufacturing Way: Forging
• Brand Name: Long an
• Warranty: 1 Year
• Customized Support: OEM&ODM
• Package: Wooden Box or Pallet or Carton
• Technology: Forged
• Model Number: Flange
• Application: Petroleum, Natural Gas, Water Disposa etc.
• Delivery Time: 10-20
• Pressure: Pn6/10/16/25/40/63
• Service: Within 24 Hours Reply
• Transport Package: Wooden Box
• Origin: Zhe Jiang
• HS Code: 73072100
• Production Capacity: 50000t
• Package Size: 10.00cm * 10.00cm * 15.00cm
• Package Gross Weight: 1.000kg

Product Description

Product Description

LONGAN -PRECISION FLANGE MANUFACTURER

HONESTY, CUSTOMER FIRSTQUALITY FIRST,LEARN FROM OTHERS' STRENGTHSTHE DAYIS NEW AND THE MOON IS RISING.

Wenzhou Longan Flange was established in 2004 and  the company is  located in Binhai Economic Development Zone,Wenzhou City,Zhejiang Province, China.Longan is a production enterprise integrating production,manufacturing  and  maketing,from raw material procurement,forging,processing,and  tuming into one.

Flange Type	Plate flange, Welding Neck Flange, Blind Flange, Threaded flange, Slip-on Flange, Socket Weld Flange, Sterilization pot flange, Flexible Joint Flange, Tube Sheet, large diameter flange, Press fitting flange, Pressure vessel flange, Lap Joint flange, Butterfly valve flange.
Size	DN15-DN1200, Max Outside Diameter: 6000mm
Pressure	150#-2500#,PN0.6-PN400,5K-40K
Sealing Face	Raised Face (RF), Full Face (FF), Ring Joint (RTJ), Groove, Tongue - Customizable!
Standard	GOST 12820-80 / ANSI B16.5 / EN1092 / BS4504 / JIS B2220-2012 / DIN / AMSE B16.5 / UNI - Multi-standard Compliance!
Wall Thickness	SCH5S, SCH10S, SCH10, SCH40S,SCH20,SCH30,SCH40, SCH60, SCH80, SCH160
Material	Stainless steel: A182F304/304L, A182 F316/316L, A182F321,  A182F310S, A182F347H, A182F316Ti,  317/317L, 904L, 1.4301, 1.4307, 1.4401, 1.4571,1.4541, 254Mo and etc. Carbon steel: A105, A350LF2, S235Jr, S275Jr, St37, St45.8, A42CP, A48CP, E24 , A515 Gr60, A515 Gr 70 etc. Duplex stainless steel: UNS31803, SAF2205, UNS32205, UNS31500, UNS32750 , UNS32760, 1.4462,1.4410,1.4501 and etc. Pipeline steel: A694 F42, A694F52, A694 F60, A694 F65, A694 F70, A694 F80 etc.
Application	Widely used in Petrochemical Industry, Pharmaceutical Industry, Gas Exhaust Systems, Power Plants, Shipbuilding, Water Treatment, etc.
Surface treatment	Mill Finish / Sandblasting / Painting / Galvanizing / Marking

Company Profile

Wenzhou Long'an Flange Co., Ltd.,

Wenzhou Long'an Flange Co., Ltd., a luminary in the realm of engineering excellence and innovation, has been dedicated to the art of crafting superior components since its establishment in 2013. Our headquarters are strategically located at No. 620 Mingzhu Road, Longwan District, Wenzhou City, Zhejiang Province, China-a region renowned for its industrial prowess and advantageous resources. By leveraging Wenzhou's exceptional regional strengths and the seamless supply of premium raw materials from Qingshan Holdings Group, we have meticulously developed a robust production system for Longan flange. Our unparalleled forging techniques and cutting-edge machining prowess distinguish us in the industry, enabling us to manufacture flanges of international acclaim.
Boasting an impressive fleet of over a hundred cutting-edge CNC lathes, Wenzhou Long'an Flange Co,Ltd. is adept at producing highly precise components with diameters extending up to 2000mm, ensuring exceptional detail and accuracy. Our capacity to handle substantial workpieces and expansive tubesheets is further augmented by our collection of 10 high-capacity machining lathes, accommodating diameters beyond 2000mm. Our tenacious pursuit of precision excellence has led us to equip our facilities with an array of 16 high-precision machining centers, including 6 three-axis, 3 four-axis, and 3 five-axis centers, alongside 3 large gantry machining centers and a formidable 2-meter horizontal machining center. This extensive and sophisticated suite of equipment assures that every product entrusted to us undergoes impeccable refinement within our facilities, empowering us to maintain stringent quality assurance at every stage and meet the demanding precision requirements of our clientele. This formidable array of equipment fulfills all product research and development aspirations, delivering unparalleled convenience and efficiency for pioneering product creation.
Passion and dedication, enterprising, integrity and win-win, perseverance and persistence.

Why Choose Us

China Longan stainless steel flanges and pipe fittings Co.,Ltd (we are a factory, 100+ workers, 500+ customers, 10+ years of experience):
We have ISO certificate, accept OEM, ODM. And can produce customized products and supply design services. For normal and standard products, the MOQ can be 1 piece.

We also provide:
1. FORM E/Certificate of Origin and other export certificates.
2. NACE material
3. 3PE coating
4. Data sheets and drawings
5. T/T, L/C payment
6. What is business to us? It's for sharing, not for making money. We hope to meet more and better us together with you.

No.1  Every  process  stems  from  dedication,producing  good  products,and stict  control  over  details. Inteligent manufacturing,Longan has been upgrading.

NO.2.Longan flange has been focusing on product marketing and service, the value of the product does not lie in the output value of how much, but in the number of our products and services of quality projects.Multiple manufacturing and testing devices ensure that the product quality is 100% qualified.

NO.3 Our products are exported to the United States, Germany, Italy, Singapore, Canada, Mexico, Japan, Korea, Malaysia, Indonesia, South Africa, Brazil and the Middle East and other international markets.

Packing & Delivery

FAQ

Please enter the title here

1.How many countries you already expeorted?
--We exported stainless steel pipes to more than 30 countries mainly from Egypt,Turkey,India,Iran,Dubai,Thailand,Philippine

2.What is our product range?
--Based on our stainless steel seamless pipe factory, We supply the ONE-STOP service fittings,flanges, valves etc.

3.what is your delivery time?
--It depends on the demanded quantities and your location, nearly in 15-50days.

4. Can you provide OEM service?
--Yes. Welcom to contact us for more details discuss.

5. Can we visit your factory?
--Warmly welcome. Once we have your schedule, we will arrange the professional sales team to follow up your case.

6.How Does Flange Connection Work?
--A flange connection is an assembly involving two pieces of equipment, pipes or pipe fittings, two flanges, flange mats, and bolts. Different types of washers are also used with the flange connection to secure the connection.

Besides, a flange connection culminates in joining two materials using inner and outer lip parts or flanges. For each of the opposing flange faces to form a seal, force (gasket compression or sealing pressure) must be exerted and maintained. To ensure flanges stay in place, they are often bolted with a gasket between the flange faces to form a tight seal. One of the gaskets often used for this sealing is a disk spring, which is a type of spring