High Pressure DIN 2633 Welded Neck Steel Flange Carbon Steel Flat Flange

Product Description

Product Description

High-performance stainless steel Flanges

Wide application scope:

Petrochemical industry;avation and aerospace industry;pharmaceutical industry;gas exhaust;power plant;ship building;water treatment,etc.

Outstanding product performance:

Cutting materials-Forging-Hot processing-Polishing-Packaging

Factory advantages:

Strict quality inspection, complete in stock specifications, factory direct supply with competitive pricing, cost effective pipes for worldwide purchasers

Strong adaptability for harsh environments:

Superior corrosion resistance, stable performance in both high and low temperatures, hygienic and clean, pollution-free, long service life, low maintenance cost in the later stage, and excellent welding performance.

Specification

Name	stainless steel flanges	Certificate	ISO 9001
Material Grade	Stainless Steel 304/304L/316L	Surface	Pickling
Delivery time	7-20 days	Technics	Cold Drawn
Pressure	Pn2.5 to Pn160	Keyword of Flange	Malleable Cast Iron Threaded Flanges
Sample order	Yes	ODM/OEM	Yes
Standard	ASTM, GB, JIS, DIN, EN, AISI	Tolerance	Acording to the Standard

More  details

Our stainless steel flanges are manufactured through precision forging, machining, heat treatment and surface finishing processes, ensuring excellent dimensional accuracy and a smooth, uniform surface. The robust integral structure provides reliable connection strength and sealing performance, while the high-quality stainless steel material offers excellent corrosion resistance, pressure resistance and durability. With precise bolt holes and a well-machined sealing surface, our flanges ensure secure and stable connections for a wide range of piping systems.

About Our Advantage

——Stainless Steel  Seamless pipe

     Extensive Inventory & Rapid Fulfillment

Production Process & Quality Control

Streamline the supply chain and reduce costs

  Yinli Steel Industry has an excess of over 5,000 tons of regular inventory reserves, covering

different specifications and models. For the spot products, "3-day" is achievable. Customized production can usually be completed within 7 to 15 days.

 Our stainless steel flanges are produced through carefully controlled processes, including raw material inspection, precision cutting, forging, CNC machining, heat treatment and surface finishing. High-quality stainless steel materials such as 304 and 316L are selected according to customer requirements.  Each flange is strictly inspected for material, dimensions, appearance, surface finish and overall workmanship. We maintain consistent quality throughout every stage of production to ensure reliable mechanical strength, corrosion resistance, dimensional accuracy and long-term service performance.

   Through our one-stop supply platform, you can simplify the complex procurement process into a single contact point. This not only significantly reduces maritime transportation costs by integrating logistics, but also greatly reduces administrative expenses such as supplier audits, product acceptance, and financial settlement, achieving true comprehensive cost optimization.

Packaging & Shipping

Certifications

FAQ

Company Profile

ZHEJIANG YINLI INDUSTRY AND TRADE CO,.LTD

Zhejiang Yinli Industry & Trade Co., Ltd., headquartered in Wenzhou, China, is a trusted manufacturer of seamless stainless steel pipes backed by 30 years of expertise and seven production bases across Zhejiang and Shandong. We also offer stainless steel pipe fittings, flanges, valves, and CNC precision processing services. Through our one-stop supply platform, you can simplify the complex procurement process to a single contact point. This not only significantly reduces shipping costs through integrated logistics, but also greatly reduces administrative expenses such as supplier audits, product acceptance, and financial settlement, achieving true comprehensive cost optimization.With over 5,000 tons in stock covering 200+ specifications, we ensure rapid delivery — in-stock items ship within days, and most orders within 7–15 days. We offer highly competitive pricing that outperforms the industry, while maintaining premium quality. From 304/316L to nickel-based alloys, YINLI delivers complete piping solutions for clients worldwide.