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Flange

Shanxi Jianing Forging produces a full range of flanges, including plate-type flat welding, neck butt welding, stainless steel, carbon steel, wind turbine tower tubes, pressure vessel flanges, blind plates, figure-8 blind plates, and threaded special-shaped flanges, all customizable with multiple sealing surface types, and a full set of production qualifications for stable supply.

Carbon steel butt-welded flange

Product Categories:Flange Update time:2026-07-06 Views:95
Carbon steel butt-welded flange

Product Introduction

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In high-temperature and high-pressure pipeline systems, flange connections often face leakage risks due to poor sealing, poor corrosion resistance, or insufficient pressure resistance, affecting equipment operation and personnel safety. Jianing's forged carbon steel butt weld flanges use an integrated forging process and standard butt weld structure, enhancing connection strength and sealing reliability from the source, enabling pipeline systems to operate continuously even in harsh environments

Carbon steel butt weld flange: a reliable connection solution under high-voltage conditions

In high-temperature and high-pressure pipeline systems, flange connections often face leakage risks due to poor sealing, poor corrosion resistance, or insufficient pressure resistance, affecting equipment operation and personnel safety. Jianing's forged carbon steel butt weld flanges use an integrated forging process and standard butt weld structure, enhancing connection strength and sealing reliability from the source, enabling pipeline systems to operate continuously even in harsh environments.

Product description

The carbon steel butt weld flange is a connection component specially designed for medium and high pressure pipeline systems. Through the bevel butt welding process, it forms an integrated structure with the pipeline, effectively dispersing and concentrated stress. The products are made from high-quality carbon steel billets, which undergo forging, heat treatment, and fine processing, possessing excellent mechanical properties and corrosion resistance. They can be adapted to various media conveying scenarios and are commonly used in industries such as petrochemicals, electric power, and shipbuilding.

Product features

  • Overall forging process: No weld defects, dense internal structure, stable and reliable load-bearing capacity.
  • Strict dimensional control: high machining precision, easy installation, and high sealing surface flatness.
  • Suitable for high temperature and high pressure: After proper heat treatment, stable performance is maintained within a range of -20°C to 425°C.
  • Multiple standards available: can be produced according to GB, HG, JB, ANSI and other standards to meet different working conditions.

Product prices

This product is a customized item; the specific price should be calculated comprehensively based on material, specifications, quantity, and technical requirements. Please provide your detailed requirements, and we will provide you with a targeted quotation.

Service commitment

  • Customized according to drawings: Non-standard processing can be carried out according to customer drawings or samples.
  • Quality tracking: Each batch of products is provided with material reports and inspection records.
  • On-time delivery: From order confirmation to delivery, strictly follow the contractually agreed timeframe.
  • After-sales response: If there are any issues during use, we will provide technical feedback within 24 hours.

Specifications

Carbon steel butt-welded flange

Parameter itemsExplanation
Nominal stressPN6~PN160(Class 150~900)
The official route is called the main routeDN15~DN600(NPS 1/2"~24")
Sealing surface typeRF, FF, RTJ, MFM, etc
Implement standardsGB/T 9115, HG/T 20592, JB/T 82, ANSI B16.5, etc

The above parameters are general ranges; specific specifications can be adjusted according to customer requirements.

Customized according to the drawings

Need forgings of the same specifications or modified shapes?

Send us the drawings or specifications, and the engineer will provide material suggestions, process plans, and delivery commitments. You can also leave a message directly in the left sidebar.

  • Call back within 30 minutes of work, urgent orders can be scheduled on the same shift
  • Free evaluation of drawings/specifications, provision of material and workmanship solutions
  • You can also click 'Customer Message' to submit your request, and we will proactively contact you
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