About Us

KumKang Corporation delivers world-class piping materials driven by rigorous quality control and technical expertise.

Company Profile

Company Name KumKang Corporation

Main Products Pipe Fittings, Forged Flanges

Management B. K. Park (General Manager)
S. J. Kim (Sales Manager)

Quality Policy Customer Satisfaction, Global Standard Compliance

Address #610, 29, Dongil-ro 203ga-gil, Nowon-gu, Seoul, Republic of Korea

KumKang Official Logo

Quality Assurance

KumKang Corporation enforces meticulous quality control protocols at every milestone, from raw material receiving inspection to final manufacturing, surface treatment, and export packing. All parameters of forging and heat treatment processes are systematically logged, ensuring flawless adherence to the international specifications requested by global clients (ANSI, ASME, ASTM, JIS, KS, etc.).

100%Material Grade Test
PrecisionCNC Machining Tolerances
RigorousVisual & Dimensional Audit

Official Certification

ISO 9001 Certificate English

ISO 9001 : 2015

Quality Management System (English)

Cert No: KEFCR-3218Q

Scope: Production of welded pipe fittings and flanges for piping

Issued by: Korea Employers' Federation Certification Register

Valid Until: August 07, 2028

ISO 9001 Certificate Korean

ISO 9001 : 2015

Quality Management System (Korean)

Cert No: KEFCR-3218Q

Scope: 배관용 용접식 관이음쇠 및 플랜지의 생산

Issued by: 한국경총인증원 (KEF-CR)

Valid Until: 2028. 08. 07