Jinhang Pipeline supplies SANS 1123 blind flanges for closing pipe ends and isolating sections of piping systems. Manufactured to the applicable SANS 1123 requirements, these flanges are available in different nominal sizes and pressure ratings for industrial piping applications, including oil and gas, petrochemical, water supply, and power generation.
Available materials include carbon steel, stainless steel, and alloy steel, with grades such as ASTM A105, ASTM A182 F304/304L, F316/316L, F11, and F22. Size, pressure rating, flange dimensions, and facing options can be selected according to project requirements to support reliable installation and secure piping connections.
| Item | Specification |
|---|---|
|
Product Name |
SANS 1123 Blind Flange |
|
Product Type |
Blind Flange |
|
Standard |
SANS 1123 |
|
Nominal Size (NB) |
NB 10–NB 600 |
|
Pressure Designation |
600 kPa-4000 kPa |
|
Material |
Carbon steel Rst37.2 ; s235JR;s275JR: P245GH; P250GH; A105 Stainless steel ASTM A182 F304/304L; F316/316L; F321; F51; Alloy steel ASTM A182 F11/F12/F22 |
|
Surface Treatment |
Black Paint, Anti-Rust Oil or other specified coating |
|
Application |
Oil and Gas, Petrochemical, Water Supply, Power Generation, Industrial Piping |
|
Customization |
Available |
|
Material Category |
Material Grades |
Description |
|---|---|---|
|
Carbon Steel |
Rst37.2 ; s235JR;s275JR: P245GH; P250GH;A105 |
Suitable for general industrial piping and pressure applications |
|
Stainless Steel |
ASTM A182 F304/304L; F316/316L; F321; F51; |
Offers corrosion resistance for chemical, petrochemical, and other demanding environments |
|
Alloy Steel |
ASTM A182 F11/F12/F22 |
Used in high-temperature and pressure service applications |
Jinhang Pipeline manufactures SANS 1123 blind flanges to the applicable standard requirements, covering flange dimensions, pressure ratings, bolt hole arrangements, and facing specifications. These requirements help ensure dimensional compatibility with matching piping components and support reliable installation in industrial projects.
Quality control focuses on material verification, dimensional accuracy, machining, and surface condition to ensure each blind flange meets the specified requirements. Available carbon steel, stainless steel, and alloy steel grades are selected according to project specifications, helping deliver dependable sealing performance and service reliability in demanding piping systems.
Oil and Gas: Closes pipeline ends and supports isolation during maintenance.
Petrochemical Plants: Used in process piping systems for safe line closure.
Water Supply Systems: Seals pipe ends in water transmission and distribution networks.
Power Generation: Applied in industrial piping systems requiring reliable line isolation.
Industrial Processing: Suitable for chemical, manufacturing, and other process piping applications.
Pipeline Maintenance: Provides access points for inspection, testing, and future pipeline expansion.
What is a SANS 1123 blind flange?
A SANS 1123 blind flange is used to close pipe ends and isolate sections of piping systems in industrial applications.
What materials are available for SANS 1123 blind flanges?
Available materials include carbon steel, stainless steel, and alloy steel, depending on project requirements.
What sizes and pressure ratings are available?
SANS 1123 blind flanges are available in various nominal sizes and pressure ratings to meet different piping requirements.
Can you customize SANS 1123 blind flanges?
Yes, we can customize blind flanges according to customer-provided drawings, dimensions, material grades, and technical specifications.
Which industries use SANS 1123 blind flanges?
They are commonly used in oil and gas, petrochemical, water supply, power generation, and industrial piping systems.
How do I select the right SANS 1123 blind flange?
Confirm the nominal size, pressure rating, material grade, facing type, and applicable project specifications before ordering.
Send us your drawings or requirements and get a fast quotation today.
