Technical Approval
certificate holders
Company
Country
Certificate Number
Type: Technical Approval
Voluntary Relinquishment Updated:
18/02/2021
Type: Technical Approval
Voluntary Relinquishment Updated:
21/12/2023
Type: Technical Approval
Voluntary Relinquishment Updated:
10/12/2025
Company
Location
Certificate
Marks & Tags
Status
Dywidag-Systems International Pty Ltd
+49 89 30 90 50 100
dywidag.com
dywidag.com
Ainring Bavaria Germany
Dywidag-Systems International Pty Ltd
+49 89 30 90 50 100
dywidag.com
dywidag.com
Ainring Bavaria Germany
POSCO Mobility Solution
+82 2 3457 0114
www.posco.co.kr
www.posco.co.kr
Gwangyang-si South Korea
PT Gunung Raja Paksi, Tbk
+622 1890 0111
www.gunungrajapaksi.com
www.gunungrajapaksi.com
Cikarang Barat Bekasi Indonesia
nVent
www.nvent.comen-us
www.nvent.comen-us
Tilburg Netherlands
Hyundai Steel
+82 2 3464 6118
www.hyundai-steel.com
www.hyundai-steel.com
Dangjin-si Chungcheongnam-do South Korea
APTUS Construction Systems
1300 350 515
aptus.systems
aptus.systems
Toowoomba QLD Australia
PT Gunung Raja Paksi, Tbk
+622 1890 0111
www.gunungrajapaksi.com
www.gunungrajapaksi.com
Cikarang Barat Bekasi Indonesia
NOVÁ HUŤ s.r.o.
+420 595 684 412
www.novahut.cz
www.novahut.cz
Ostrava-Kunčice Czech Republic
NOVÁ HUŤ s.r.o.
+420 595 684 412
www.novahut.cz
www.novahut.cz
Ostrava-Kunčice Czech Republic
Baosteel Zhanjiang Iron and Steel Co., Ltd
+86-21-26647000
https://www.baosteel.com/
https://www.baosteel.com/
Zhanjiang Guandong China
PT. Duta Hita Jaya, Cileungsi Plant - Manufactured for TFE Connection Pte Ltd, Singapore under an exclusive agreement
https://www.dutahitajaya.co.id/
https://www.dutahitajaya.co.id/
Cileungsi Jawa Barat Indonesia
PT. Duta Hita Jaya, Cilegon Plant - Manufactured for TFE Connection Pte Ltd, Singapore under an exclusive agreement
https://www.dutahitajaya.co.id/
https://www.dutahitajaya.co.id/
Cilegon Banten Indonesia
InfraBuild Wire
Mayfield NSW Australia
T1003
First
Certified: 01/03/2016
First
Certified: 01/03/2016
Voluntary Relinquishment Updated:
18/02/2021
Southern PC Steel Sdn Bhd
Shah Alam Selangor Malaysia
T1008
First
Certified: 06/06/2017
First
Certified: 06/06/2017
Voluntary Relinquishment Updated:
21/12/2023
POSCO
Gwangyang Works South Korea
T1018
First
Certified: 15/12/2020
First
Certified: 15/12/2020
Voluntary Relinquishment Updated:
10/12/2025
Search Other Certificates
Still have questions? Check out our FAQs or get in touch
Address:
119 Willoughby Road Crows Nest Australia
Contact us:
+61 2 9965 7216
info@steelcertification.com
PO Box 1369 CROWS NEST
NSW 1585 AUSTRALIA