Off Line Bright Annealing equipment
Name of Company :
NAS TOA (Thailand) Co.,Ltd.
President :
Established :
April 10,1990
Head Office :
Bangpoo Industrial Estate
555 Soi 9, Moo 4, Pattana 1 Road, T.Praksa, A. Muang, Samutprakarn 10280, Thailand
Tel: (66)-0-2324-0935-9, 0-2709-3931-5
Fax: (66)-0-2324-0014
Bangkok (Sales office):
11th Floor, Kain Gwan Building2 , Wireless Road, Lumpini, Pathumwan, Bangkok 10330, Thailand
Tel: (66)-0-2255-9096-7, 0-2253-1433-4
Manufacture of Welded Stainless Steel Pipes & Tubes &, Welded High-Performance Alloy Pipes & Tubes
Number of employee :
224(June , 2023)
Production capacity:
7,800 tons per annual
33,000 sq. meters
Equipment :
Pipe forming mills
Annealing furnace & pickling equipment
2 In-Line bright annealing machine
Off-Line bright  annealing furnace
Testing equipment:
Universal testing machine, Micro hardness tester,
Rockwell hardness tester, Metal microscope, Ferrite scope, Corrosion test equipment, Eddy current tester, Hydrostatic testing machine, Air-leak testing machine, etc.
Quality Assurance :
ISO9001:2015 standard compliance , JIS mark qualification
Technical cooperation :
NAS TOA Co.,Ltd.,Japan
List of shareholders :

Nippon Yakin Kogyo Co.,Ltd.
Nastoa Co.,Ltd.

Member of the Nippon Yakin Kogyo group company :
1. Nippon Yakin Kogyo Co.,Ltd.
2. Nas Toa Co.,Ltd.
3. Nas Toa (Thailand) Co.,Ltd.
4. Nas Trading Co.,Ltd.
5. Nas Stainless Steel Strip MFG Co., Ltd.

and other 5 companies, 10 companies in total.

Company's history
NASTOA (Thailand) Co., Ltd. was founded.
July 21st., certified and approved for JIS Marking factory to G3448 and G3459 by Ministry of
International Trade and Industry (MITI)
November 12 th., quality management system certified by HITACHI Ltd. (Power and Industrial Systems)
December 21st., ISO 9002 quality standard certified and approval by Lloyd's Register Quality Assurance (LRQA).
JK Activitystarted.
Upgrade ISO qualification to ISO 9001:2000.
TPM activity started.
July, Upgrade to new JIS mark
June, ISO qualification upgraded to ISO9001:2008
July, Certified and approved for JIS marking factory to G3463
August, No.2 Factory was built and start operation from September.
December, ISO qualification upgraded to ISO9001:2015.