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4 inch stainless steel flange

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Pipe Fittings & Flanges
With the dream of "pursuing excellence, always being grateful, and being willing to give", we actively learn from others' excellent product design and production experience, and continuously improve the quality of 4 inch stainless steel flange and 1 inch stainless steel flange. With rich industry accumulation, we continue to launch high-quality stainless steel backing flange and achieve product differentiation through technological innovation to stand out from the competition. The company pays attention to the integration of human resources to provide a strong impetus for sustainable development and promote the company to move towards the fast lane of healthy development. We always adhere to the concepts of high technology and teamwork, and use scientific management methods and strict product standards to ensure the high quality and precision of our products. Dedicated to providing customers with high-quality products and satisfactory services is our unchanging pursuit. We look forward to working with you to create a better future and establish a long-term and stable cooperative relationship!
90° LR Elbow
90° LR Elbow
Plate flange (PL)
Plate flange (PL)
Straight tee
Straight tee
Eccentric reducer
Eccentric reducer
Threaded flange(TH)
Threaded flange(TH)
Socket welding flange (SW)
Socket welding flange (SW)
Blind Flange（BL)
Blind Flange（BL)
Slip on Flange (SO)
Slip on Flange (SO)
Weld neck flange (WN)
Weld neck flange (WN)
Stub end (Long)
Stub end (Long)
Stub end (short)
Stub end (short)
Concentric reducer
Concentric reducer
Butt Weld Caps
Butt Weld Caps
Butt Weld Cross
Butt Weld Cross
Reducing tee
Reducing tee
180° Elbow
180° Elbow
90° SR Elbow
90° SR Elbow
45° Elbow
45° Elbow
FAQ
Do You Provide Customized Services?

Yes, we provide customized services to meet your specific needs. As a professional Stainless Steel Pipe Fittings & Flanges Supplier & manufacturer, we offer tailored solutions including custom designs, material grade selection, sizes, and pressure rating.

What Is Your R&D Capability?

Our R&D capability is supported by full industry chain management, ensuring control from raw materials to product design and processing. We deliver high-quality Stainless Steel Pipe Fittings Products, and tailored solutions to meet customer needs.

How Is The Quality Of Your Stainless Steel Pipe Fittings?

ZHIJU is a stainless steel pipe fittings suppliers with 26-year history, has an ISO9001-certified quality management system and an ISO14001-certified environmental management system!  Our products deliver consistent performance you can trust.

What Stainless Steel Pipe Fittings Solutions Does Your Company Provide?

ZHIJU offers a wide range of solutions, including stainless steel and other materials elbows, tees, reducers, stubs, pipe caps, flanges and other pipe fittings with the most mature skills and high technology. Designed for reliability and performance, our products support the oil and gas, chemical, petrochemical, power generation, food, pharmaceutical, biotechnology and water treatment industries.

Comprehensive Whole-Industry Chain Management
We are committed to a comprehensive, end-to-end traceable supply chain model, ensuring meticulous oversight and monitoring at every stage—from sourcing raw materials to final processing. This approach guarantees consistent quality, unwavering reliability, and complete transparency across all our products, reflecting our dedication to delivering excellence at every step of the journey.
Reliable Steel Pipe Joints And Fittings Solutions
At ZHIJU, we offer high-performance solutions for industries such as oil and gas, chemical, petrochemical, power generation, and food processing. Our product range includes Stainless Steel Elbows, SS Tees, Reducers, Stubs, Pipe Caps, Flanges, and other pipe fittings. Designed for durability and precision, our products ensure corrosion resistance, strength, and pressure resistance, while meeting industry standards and certifications for cost-efficiency.
Strict Quality Control for Superior Stainless Steel Pipe Fittings
At ZHIJU, we ensure the highest quality by applying stringent controls at every stage, from material sourcing to final inspection. Adhering to ISO 9001 quality management and ISO 14001 environmental management standards, our Steel Pipe Joints And Fittings offer unmatched durability, reliability, and performance. With our commitment to excellence, we provide products that meet the highest industry standards for all your piping needs.
Trusted stainless steel pipe & fittings Partner
With over 26 years of expertise, ZHIJU is a leading global supplier of stainless steel pipe joints and fittings. Serving over 80 countries and boasting more than 32 utility approvals and 800+ successful projects, we guarantee ISO 9001 and ISO 14001 certified quality and reliability for every product. Our comprehensive range of high-quality stainless steel elbows, ss tees, flanges, and more ensures optimal performance and durability across various industries, including chemical, energy, and shipbuilding.
Is it difficult for you to choose which valve? Please send us your questions and we will give you a detailed plan.
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