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Company Profile

N.P.W.P -
Business Status SWASTA
Address Jl. Rawa Sumur I No.1 Kawasan Industri Pulogadung
Region Penggilingan
District Cakung
City Kota Administrasi Jakarta Timur
Province Jakarta
Country Indonesia
Zip Code 13940

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Member of Associations IISIA

Company Overview


1971 ISTW was approved as a joint-venture company between Indonesia and Japan.

1972 ISTW started its commercial production with one pipe-producing mill and one hot-dip galvanizing line.

1977 ISTW added one more pipe production mill in Semarang.

1982 To keep us with its production growth, ISTW introduced Coil Slitting Line.

1990 ISTW spreaded its wings by building a new factory in Jakarta equipped with the most advanced pipe producing mill, (Jakarta N0.1 Mill) and One Coil Slitting Line.

1992 ISTW With the growth of demand, ISTW added one more pipe-producing mill (Jakarta No.2 Mill).

1996 ISTW added No.3 and 4 Mill. these facilities are also equipped with additional High Speed Press Cutting Machines and other various types of tube re-cutting machines to meet customer needs.

1997 To meet the increasing needs of re-cutting steel tubes, ISTW built a new factory in Jakarta that specializes in steel tube re-cutting operation.

2003 ISTW added No.5 Mill, in Jakarta especially for automotive & motorcycle.

2007 ISTW Semarang introduces 6 inch pipe-producing Mill, supporting government & private projects.


1.   We, as a steel pipe and tube manufacturer, have a mission in contributing to our society by supplying our products of high quality and proving ourselves worthy of customers’ trust.

2.   We, as a member of the community, are conscious of Our Social Responsibility and go in harmony with the community.

3.   We recognize that Safety and Environment are most important and we make positive efforts and actions to secure them.

4.   We promote the creation of the economic and social value of the company in order to be trusted by our customers, shareholders and other stakeholders in the competitive world.

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