Certification and acknowledgment

List of building work technology/technology examination certifications

Certifications	Explanation	Certification number	Acquisition date
Architecture execution technology and technology examination certification	A "Construction execution technology and technology examination certificate" has been obtained from the Building Center of Japan.	BCJ Examination certificate No.85	October 2, 2000 Renewed July 10, 2015 Minor change April, 2019
	As for chromium-free after-treatment, "Construction execution technology and technology examination certificate" has also been obtained from the Building Center of Japan.	BCJ Examination certificate No.138	January 31, 2008 Renewed September 19,2017 Minor change April, 2019
Construction technology examination certification	"Construction technology examination certification" has been obtained from the Civil Engineering Research Center.	Examination certificate No.0122	March 18, 2002 Renewed March 18, 2017 Content change May 13, 2019
Law concerning promotion of housing quality assurance, etc.	Under the provisions of the "Quality Assurance Law," we have obtained certification by the Minster of Land Infrastructure and Transport for special evaluation methods for degradation measure classes (structures, etc.) to be displayed in accordance with the Japan housing performance labeling standards.	Certification No.618	June 7, 2005
Architecture standards law	Certification by the Minister of Land Infrastructure and Transport has been obtained as a product conforming to the provisions of Item 2 of Article 37 of the Building Standards Act.	MSTL-0552 MSTL-0553 MSTL-0554	June 30, 2021
NETIS (New Technology Information System) Posting on NETIS was completed on April 20, 2017.	The product is registered as "ZAM®, high corrosion resistance hot-dip coated steel sheet " in NETIS, a database managed by the MLIT that compiles new technologies developed by the private sector. *ZAM® was upgraded to "evaluated technology" on November 16, 2010.	KT-010029-V	May 10, 2001 Renewed December 20, 2006 Upgraded to evaluated technology November 16, 2010
Nippon Expressway Company Limited New technology and new building methods	The product is registered in a database of new technologies and new construction methods of expressways managed by NEXCO, Nippon Expressway Company Ltd.	200100085	April 20, 2001
New technology for Tokyo expressways	The "high-durability hot-dip steel sheet ZAM® is mentioned on the Metropolitan Expressway CO., Ltd. and in "Systems using new technology" (internal company database).	ー	November 20, 2007

Architecture execution technology and
technology examination certificate

Issued on October 2, 2000/Renewed on July 10, 2015 / Minor change on April, 2019

Construction technology examination
certificate

Civil Engineering Research Center・Building Center of Japan Construction technology examination certificate

Issued on March 18, 2002/Renewed on March 18, 2017/
Content change May 13, 2019

We have obtained
"Architecture execution technology and technology examination certificate (BCJ examination certificate No.85)"
from the Building Center of Japan
and
"Construction technology examination cer tificate (construction technology examination cer tificate No.0122)"
from the Civil Engineering Research Center.

These awards attest that ZAM® can "replace post hot-dip zinc-coated steel sheets, having at least equivalent corrosion resistance with only about one-sixth of the coating weight."

Also, acquisition of the Building Center of Japan "Construction technology examination certificate (building technology)" (BCJ Examination certificate 138) certifies that the chromium-free treatments (ZC treatment and ZG treatment), which are ZAM® , after-treatments, " have white-rust resistance that is at least equivalent to that of high-corrosion-resistance chromate treatment (A treatment), without using chromium."

Architecture Standards Law certificate

Certification by the Minister of Land, Infrastructure and Transport has been obtained proclaiming the product's compliance with the provisions of the Architecture Standards Low, article 37, number 2.

Certificate of compliance with the Building Standards Act1

Issued on December 21, 2001

Certificate of compliance with the Building Standards Act2

Special evaluation certificate under the Law Concerning Promotion of Housing Quality Assurance, etc.

Under the provisions of the "Quality Assurance Law," certification by the Minister of Land ,Infrastructure and Transport has been obtained for special evaluation methods to classify measures against degradation measures classes (structures, etc.) to be displayed in accordance with the Japan housing performance labeling standards. With acquisition of this certification, performance of ZAM® can be labeled according to these standards.

Certificate of the special evaluation method

Issued on June 7, 2005

NETIS(Registration No.: KT-010029-V)
Posting on NETIS was completed
on April 20, 2017.

Registration of NETIS (New Technology Information System)

NETIS (New Technology Information System) is a database of new technologies developed by the private sector and is managed by the Ministry of Land, Infrastructure and Transportation so that useful new technologies may be proactively utilized and disseminated through public works and other means. ZAM® is registered in this database.

Registration of NETIS (New Technology Information System)

Registration of NETIS (New Technology Information System)

Registered on May 10, 2001/Renewed on December 20, 2006 Upgraded to evaluated technology on November 16, 2010

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