Industrial Stainless Steel Flanges Uncompromising Reliability Customizable Surface Finishes For Seal Success

Seal Success with Uncompromising Reliability: Premium Industrial Stainless Steel Flanges

Demand the Best for Your Critical Connections. In high-pressure, corrosive, and mission-critical applications worldwide, the integrity of your piping systems is non-negotiable. [Your Company Name] delivers industrial stainless steel flanges engineered to global standards, guaranteeing leak-proof performance, exceptional longevity, and total peace of mind for discerning international partners.

Engineered with Precision & Proven Materials:

• Premium Stainless Steel Grades: Utilizing industry-leading alloys for unmatched performance:

  • AISI 304 / 304L (1.4301 / 1.4307): The versatile workhorse, offering excellent general corrosion resistance and formability.

  • AISI 316 / 316L (1.4401 / 1.4404): Superior choice for chloride environments (marine, chemical), enhanced pitting & crevice corrosion resistance. Essential for demanding applications.

  • Special Alloys (Optional): Duplex (2205), Super Duplex, 317L, 904L available for extreme conditions (high acids, high temperatures).

• Rigorous Manufacturing Standards: Produced in strict compliance with international specifications:

  • Dimensional: ASME B16.5, ASME B16.47, EN 1092-1, DIN, JIS, GOST. (State key standards relevant to your target markets).

  • Material & Testing: ASTM A182 / A240, EN 10088, PED 2014/68/EU (Pressure Equipment Directive).

• Precision Machining: CNC machining ensures critical dimensions (bore, bolt circle, face flatness, raised face height) are held to tight tolerances, guaranteeing perfect alignment and sealing.

• Surface Quality: Smooth finishes minimize friction and potential leak paths. Common finishes include machined, sandblasted, or specific Ra values upon request. Optional passivation per ASTM A967 for maximum corrosion resistance.

Why Partner with [Your Company Name] for Stainless Flanges?

1. Unrivaled Corrosion Resistance: The cornerstone benefit. Stainless steel flanges resist rust, oxidation, and aggressive chemicals, drastically reducing maintenance, downtime, and replacement costs – especially crucial in offshore, chemical, or processing plants.

2. Exceptional Strength & Pressure Integrity: Manufactured from forged or precision-cast bar stock, our flanges withstand high pressures and temperatures, ensuring system safety and reliability under the toughest operating conditions.

3. Superior Sealing Performance: Precisely machined sealing faces (RF, FF, RTJ) ensure perfect gasket contact, minimizing the risk of costly leaks and environmental hazards. Critical for safety and operational efficiency.

4. Long Service Life & Reduced TCO: Outlast carbon steel alternatives exponentially in corrosive environments. Offers a lower total cost of ownership through minimal maintenance and infrequent replacement.

5. High-Temperature & Cryogenic Performance: Maintains mechanical properties across a wide temperature range (-200°C to +800°C+ depending on grade), suitable for diverse thermal applications.

6. Hygienic & Easy to Clean: Non-porous, smooth surfaces prevent contamination build-up and allow thorough cleaning/sanitization – vital for food, beverage, pharmaceutical, and biotech industries. Compliant with FDA, EHEDG, 3-A standards.

7. Material Traceability & Certification: Full Material Test Reports (MTRs/Certificates of Conformity) provided, ensuring material grade authenticity, chemical composition, and mechanical properties. Essential for quality assurance and regulatory compliance.

8. Global Standard Compliance: Confidence in seamless integration with existing international piping systems and adherence to critical safety directives (e.g., PED).

Powering Industries Across the Globe:

Our industrial-grade stainless steel square tubes are the backbone of countless critical applications:

• Architectural & Construction: Handrails, guardrails, balustrades, structural frameworks, curtain wall systems, modern furniture, signage frames. (Emphasize aesthetics & weather resistance).

• Food & Beverage Processing: Conveyor frames, equipment supports, work tables, trolleys, washdown areas, storage racks. (Highlight hygiene & corrosion resistance).

• Chemical & Pharmaceutical: Process equipment supports, piping guards, laboratory furniture, reactor frames, cleanroom structures. (Stress chemical resistance & cleanability).

• Marine & Offshore: Deck fittings, railings, platform structures, equipment supports exposed to saltwater. (316/L is key here).

• Automotive & Transportation: Chassis components, exhaust system supports, cargo racks, specialized vehicle frames.

• Industrial Machinery: Machine guards, safety cages, frames for automation equipment, material handling systems, workstations.

• Medical & Healthcare: Equipment carts, stretcher frames, instrument stands, shelving, surgical lighting supports. (Focus on hygiene & durability).

• Renewable Energy: Solar panel mounting frames, biogas plant structures, wind turbine access platforms.

Quality Inspection

Quality Management Department is establshed in the enterprise, which is responsible for the implementation of quallty management acrossall sectors, including QC, QA and implement and supervise various management system. The company reviews the Quality Manual byconducting management reviews annually to confirm its conformance, effectiveness and suitability.

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Project Achievement

HENGLI Petrochemical 40 million / year ton of oil refining integration project	ZHEJIANG Petrochemical 40 million / year ton of oil refining integration project	LIANYUNGANG Petrochemical 3.2 million tons / young hydrocarbon comprehensive	YISHENG New Material The 6.6 million tons / year of the PTA project	CNOOC Huizhou Refining & Chemical Co Huilian Phase II, 22 million / year ton of oil refining Reconstruction and expansion project	Sinopec Zhenhai Refining & Chemical Company 1.2 million / year ton ethylene renovation and expansion project	Wanhua Chemical 480,000 tons / year bisphenol A integration project	GUANGXI Huayi New Materials Integration project of new chemical materials	CNOOC Shell The SMPO & POD project	China AtlantoShaanxi Coal Chemical Industry: 1.8 million tons / year ethylene glycol project
Hainan Huasheng 2.26 million tons / year non-photogamic polycarbonate project	Shenghong Refining The 16 million tons / year oil refining project	Anhui Haoyuan Chemical Industry 300,000 tons / year ethylene glycol project	Heilongjiang Longyou Petrochemical Company5.5 million tons / year heavy oil catalytic pyrolysis project	HuaLu Hengsheng 500,000 tons / year ethylene glycol project	Baofeng Energy600,000 tons / year methanol to olefin project	Jiangnan Shipyard (98000m³ liquefied ethane ship, etc.) Brand number: 316 / 316L, delivery time: 2020.12	Keppel shipyard in Singapore (FLNG ship) Brand number: 316 / 316L, delivery time: 2020.1	Guangzhou Wenchong Shipyard (Super double-phase steel desulfurization tower) Brand number: S32750 Delivery time: 2021.3	CSSC Dalian (FPSO, MV31, etc.) Brand number: 316L, etc., delivery date, 2019.8
725 Institute of China Shipbuilding Industry (Cu-Ni alloy Tube)	Nantong COCSO Shipyard (FSRU ship module)	CIMC Raffles (Drilling Rig)	CNOOC Orient 13-2 (Lined pipe)	CNOOC Bozhong 19-6 (Lined Pipe)	Petrobras MODEC FPSO (COSCO Shipping)	CNOOC Guangxi LNG, storage and transportation storage Brand number: 304 / 304L Specification: (8 "~32")×(3.76~9.53mm)	CNOOC Zhejiang LNG Phase II Brand number: 304 / 304L Specification: (6 "~28")×(7.11~10.31mm)	Sinopec Shandong LNG Phase II Brand number: 304 / 304L Specification: DN250 SCH10S	LIANYUNGANG Petrochemical A 4X160000m³ low-temperature ethane storage tank Brand number: 304 / 304L Specification: 813X12.7MM Delivery time: 2020.9
Sinopec Luoyang Institute Wenzhou LNG terminal Brand number: 304 / 304L Specification: 219.1~711X12.7MM Delivery time: 2022.3	Huatai Shengfu 160,000 m ³ low-temperature ethane storage tank Brand number: 304 / 304L Specification: 219~508X9.53MM	YAMAL LNG Brand number: 304 / 304L Specification: 406~914X9.53MM	Beijing Maiden Voyage	Oriental Hope	Sichuan Yongxiang 70,000 tons / year high purity polysilicon project	Xinjiang Daquan 25,000 tons / year high purity polysilicon project	Eagle Central China Paper Industry 500,000 tons of box board project	Guangxi Sun Paper 3.5 million tons of forest pulp and paper integration project	APP for Asian pulp and paper Chemical machine pulp and sewage treatment project
TCL Shenzhen Huaxing Optoelectronics semiconductor clean pipeline project	Beijing Daxing Airport	Hong Kong-Zhuhai-Macau/Macao Bridge Tubes used for stainless steel construction	CNNC Xiapu nuclear Power Plant Fast reactor demonstration project of CNNC 2.3	CONBA Stainless steel pipe for pharmaceutical engineering	Shenghong Refining Stainless steel associated heat pipe	Hangzhou Sewage Treatment Plant Stainless steel pipe for backwash purification unit	Qilu Pharmaceutical Fluid stainless steel pipe for raw material delivery	Zijin Mining Wet copper smelting, stainless steel sewage pipe	ect
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Certificate

API-5LD AUTHENTICATION	American Petroleum Institute API 5LC Certificate	ASME Certificate in the United States	EU PED&AD2000 certificate	ABS classification society certification certificate in the United States	DNV Det Norske Veritas Certificate	RINA Italian Bureau of Shipping Certificate	BV French Bureau of Shipping certification	LR Lloyd's Register Certificate of Approval	Customs Union EAC Certificate	Russian GOST certificate

Raw Material Vendors	Cooperation Partners

Request Your Competitive Quote, Detailed Specifications, or MTR Samples Today! Experience the reliability and value that keeps global operations running smoothly.

FAQ:

Q: Where is this product manufactured?

A: This product is manufactured in China.