Our Principal


Pipe Hangers & Supports

Company Introduction

Based on the proven technology and quality assurance program pursuing public safety and customer satisfaction as the top priority, Seonghwa manufactures and supplies all types of spring hanger support,one stop piping solution and hot-expanded seamless pipe for thermal and nuclear power plants, and cryogenic services as well as oil and petrochemical plants and shipbuilding industries all over the world.

Seonghwa performs design, fabrication, production test, equipment qualification test using its own facilities and diagnostic test services according to the requirements of the applicable codes, standards, regulations and customer’s purchase order.

Seonghwa is ready to be your ideal partner for more safe and efficient plant operation with reliable products.

Product & Services

  • Pipe Spring Hangers
  • Snubber
  • Hot Expanded Seamless Pipe
  • Piping Engineering & Fabrication

Constant Hanger

  • Pre-relaxed spring used
  • Strong enough to withstand the external force
  • Adequately enclosing the spring coil
  • Dry bearing used to reduce the friction part
  • Universal locking device

Variable Hanger

  • The pre-relaxed spring coil to guarantee spring characteristics for plant life
  • Strong enough to withstand the external impact during erection
  • Universal locking device used
  • Turnbuckle to adjust the pipe elevation

Rigid Strut

  • Sustains the dynamic load
  • Angular bearings to permit limited angular movement

Shock Absorber

  • Prevention of hydraulic fluid leakage
  • Maintenance-free for plant life time
  • Vibration-proof guide system
  • Full dynamic response

3D Scanning


  • Intensify Filter
  • Range Filter
  • Mixed Pixel Filter
  • Additional Filter

As-Built Drawing

  • Auto CAD
  • PDMS/E3D
  • PDS/SP3D
  • MicroStation
3D Scanning Features

Other Accessories

Pre-Fabricated Piping

Carbon Steel : SA106B,C,SA672

Low alloy steel : SA335P11,P12,P22,SA691,16Mo3,13CrMo45,10CrMo45,10CrMo910,15NiCuMoNb5-6-4(WB36)

High alloy steel : SA335P91,SA335P92,X20CrMoV11-1,X10CWMoVNb9-2

Stainless Steel : SA312-TP304(C),TP316(C),TP304(H),UNS 31803

Hanger & Support
One Stop Solution for piping package
Seonghwa Industrial Co., Ltd.
Head Office

34-2,Jinma-Daero 2498 Beon-Gil, Ibanseong-myeon, Jinsu-si, Gyeongsangnam-do, 52615, Rep. of Korea


Backed by more than a decade of experience in providing the total Engineering, Procurement and Construction (hereinafter in referred to as "EPC") service for various industries, HFS Heavy Industries Sdn Bhd has come a long way to be recognized as a reputable industry player in Malaysia since establishment in 2003.

  • No. 11, Jalan Ekoperniagaan 1/29, Taman Ekoperniagaan, 81100 Johor Bahru, Johor Darul Takzim, Malaysia.

  • +607-871 1188

  • enquiry@hfsheavy.com