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NXF UNS S32760 F55/S32760/1.4501 DN15-1200 Class150-2500 Super Duplex F55 Stainless Steel S32760 Blind Flanges

2025-12-05 19:44 NXF-GROUP
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Product Description
S32760 Introduction
Stainless steel grade F55 has excellent corrosion resistance to a wide range of areas, especially resistance to pitting and
crevice corrosion in seawater and other chloride containing environments, with critical pitting temperature that is more than 50°C(122°F). This material is known to also have high strength and extended lifecycle. It is 10% lighter than grade 316 steel,ideal for sub-zero service, and more cost effective than nickel alloys. Stainless steel grade F55 can be easily machined and welded. The following datasheet provides an overview of stainless steel grade F55.
Blind Flanges Introduction
Blind flanges, also known as blind flanges or plug flanges, are flanges without a center hole. Their core function is to seal the end of a pipeline and isolate the medium, while also providing sealing and maintenance protection. They are widely used in industrial fields such as petrochemicals, machinery manufacturing, and municipal engineering.Core Characteristics- Structural Design: Completely matches the dimensions and bolt hole positions of ordinary flanges, allowing direct installation with pipe flanges without additional adapters; materials are mostly carbon steel, stainless steel (304/316L, etc.), and alloy steel, suitable for different media (corrosive/high temperature/high pressure environments).- Core Functions:① Pipeline Sealing: Stops media flow (e.g., at the end of a pipeline or branch port);② Isolation and Maintenance: Isolates upstream and downstream media during equipment maintenance to ensure safety;③ Temporary Sealing: A temporary sealing solution during pipeline commissioning and expansion.- Installation Advantages: Easy to disassemble, no pipe cutting required, reusable; sealing performance depends on the gasket (e.g., rubber gasket, spiral wound gasket) and bolt tightening pressure.Key Application Scenarios- End-of-pipe sealing of oil, natural gas, and chemical pipeline systems;- Media isolation during maintenance of valves, pumps, and other equipment;- Temporary or permanent sealing of steam pipelines and water supply/drainage pipelines;- Opening sealing of high-pressure equipment (such as reactors and storage tanks).
BLIND FLANGE DRAWING
S32760 Chemical Composition And Mechanical Properties
Specification

item
Blind Flanges
Surface Treatment
Polished
place of origin
China
Jiangsu
Application
Agricultural Irrigation, Air Conditioning, Chemical Industry, Construction
model number
NXF-Blind Flanges
brand name
NXF
Bolt Hole Diameter
11-42
Bolt Hole Quantity
4, 6, 8, 10, 12
Product name
Blind Flanges
Material
S32760
OD
DN15-1200
Pressure
Class150-2500
Standard
ANSI JIS DIN ASME
Type
Blind Flanges
MOQ
1 Piece
Application
Industry
Packing
Wooden Boxes Package
Brand
NXF
Processing
Packing & Delivery
Shipping
Company Profile
New XiFei (SuZhou) Business Co.,Ltd is one of the leading and most respected manufacturers in China. Our products include metals, machinery, containers, construction materials, mechanical products, electrical systems, and medical accessories. Established in 1980, XIFEI has been working diligently ever since to embrace the needs of our global customer base.We work to ensure absolute customer satisfaction. Our team has dedicated itself to perfecting our three core components, "Service, Management and Craftsmanship."     Our advantage as follow: 1.We have our own factory, and we can control the cost by producing by ourselves. We have a great advantage in price and can give you the lowest price. 2. We can strictly control the quality. We have production, quality inspection, warehousing and other departments to coordinate and control the quality. 3. Our biggest advantage is 3S service. Small quantity, short time, special materials.
FAQ



1. who are we?
We are based in Jiangsu, China, start from 2021,sell to South Asia(30.00%),Eastern Asia(10.00%),Mid East(10.00%),Eastern Europe(10.00%),South America(10.00%),Domestic Market(5.00%),North America(5.00%),Northern Europe(5.00%),Central America(5.00%),Africa(5.00%),Southeast Asia(5.00%). There are total about 101-200 people in our office.

2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;

3.what can you buy from us?
Pipe,Flange,Steel plate,Pipe fittings,Alloy products

4. why should you buy from us not from other suppliers?
Our advantage:3S Service (Small Quantity/Short Time/Special Material)        We have our own factories, quality can be controlled seriously.We Specialize in manufacturing about 21 years.We have professional testing department and testing equipment.

5. what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW,FCA,DDP,DDU；
Accepted Payment Currency:USD,EUR,CAD,HKD,CNY;
Accepted Payment Type: T/T,L/C,D/P D/A,Credit Card,PayPal;
Language Spoken:English,Chinese,Spanish,Russian

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