Guide to Coating Systems

Protecting your assets worldwide

HEAD OFFICE TOKYO OFFICE R&D CENTER

6-14, Imabashi 2-chome, Chuo-ku, Osaka 12-1, Minami-Rokugo 3-chome, Ota-ku, 17-1, Higashi-Yawata 4-chome, Hiratsuka-shi,
541-8523, Japan Tokyo 144-0045, Japan Kanagawa 254-8562, Japan
Tel:81-6-6203-5014 / Fax:81-6-6201-4872 Tel:81-3-3732-3012 / Fax:81-3-6328-1428 Tel:81-463-23-2100 / Fax:81-463-24-0637
www.kansai.com

Global Network

Kansai Paint (China) Investment Co., Ltd. Cosco Kansai Paint & Chemicals Chongqing Alesco Kansai Paint Co., Ltd.
Room 901/912, Sunny Days City, No. 425 (Shanghai) Co., Ltd. (Guan Xi Tu Liao), No. 2, Huabei 2nd Road,
Yishan Road, Xuhui District, Shanghai, Room 1706, Baohua Center, No. 355, Changshou Area, Chongqing, 401221, China
200235, China West Guangzhong Road, Shanghai, 200072, China Tel:86-23-8533-6559 / Fax:86-23-8684-5046
Tel:86-21-5093-9636 / Fax:86-21-5093-9616 Tel:86-21-3183-3988 / Fax:86-21-3183-3900
www.kansai.com.cn

Taiwan Kansai Paint Co., Ltd. Kansai Paint Asia Pacific Sdn. Bhd. Thai Kansai Paint Co., Ltd.
No.6, Yonggong 2nd Rd, Yong'an Dist, Kaohsiung (Kansai PLC Sdn. Bhd.) 1180 Moo 3 Thaeparak Road, Thaeparak Sub
City 828, Taiwan (R.O.C.) 4, Solok Waja 2, Kawasan Perindustrian Bukit Raja, District, Muang District, Samutprakarn Province,
Tel:886-7-622-3171 / Fax:886-7-623-0155 P.O.Box 159, 41710 Klang, Selangor D.E., Malaysia 10270, Thailand
Tel:60-3-3362-2388 / Fax:60-3-3342-7223 Tel:66-2-753-2377 / Fax:66-2-753-2774
www.kansaimalaysia.com

Kansai Paint (Singapore) Pte. Ltd. PT Kansai Prakarsa Coatings Kansai Paint Philippines, Inc.
No.2 Tanjong Penjuru, Singapore 609017 Sahid Sudirman Center Building, 45th Floor, Suite Unit 8-A South Luzon International
Tel:65-6261-8621 / Fax:65-6265-0301 EF,Jl. Jend. Sudirman No. 86, Karet Tengsin, Business Park, Brgy. Batino, Calamba City,
www.kansaipaint.sg/ Tanah Abang,Jakarta Pusat 10220, Indonesia Laguna 4027, Philippines
Tel:62-21-252-0409 / Fax:62-21-252-0641 Tel:63-2-519-4276 / Fax:63-2-519-4276
www.kansaicoatings.co.id www.kansaipaint.com.ph/
Kansai-Alphanam Paint Co., Ltd. Kansai Paint Myanmar Co., Ltd. Kansai Nerolac Paints Ltd.
3rd Floor, Sakura Tower, No. 47, Vu Trong Phung No.121/120, Bayint Naung Street, Road, Ganpatrao Kadam Marg, Lower Parel,
Street, Thanh Xuan District, Hanoi, Vietnam No.65(Sethmu) Plot, Shwe Pyi Thar Industrial Zone(4), Mumbai 400 013, India
Tel:84-243-205-7676 Shwe Pyi Thar T/S, Yangon, Myanmar Tel:91-22-2493-4001 / Fax:91-22-2491-9439
www.kansaipaint.com.vn Tel:95-1-3618-695 / Fax:95-1-3618-330 www.nerolac.com
Kansai Paint Middle East FZCO Kansai Paint (Pvt) Limited Kansai Altan Boya Sanayi ve Ticaret A.
Office # 1402, Marina Plaza, Al Marsa Street, Dubai 11 – CCA, Phase V, Defense Housing Authority, Kemalpasa OSB Mahallesi Izmir-Ankara Yolu
Marina, PO Box 262460, Dubai, United Arab Emirates Lahore, Pakistan (Ansizca) Kume Evleri No:287, 35730 Kemalpasa,
Tel:971-4-388-2221 / Fax:971-4-388-2223 Tel:92-42-37182151-4 / Fax:92-42-37182155 Izmir, Turkey
www.kansaipaint.ae www.kansaipaint.com.pk Tel:90-232-870-1470 / Fax:90-232-877-0070
www.kansaialtan.com/en
Kansai Paint Europe Ltd. Kansai Helios Coatings GmbH Kansai Plascon Africa Ltd.
3rd Floor, Saunders House, 52 – 53 The Mall, Ealing, Ignaz-Köck-Strasse 15 1210 Vienna, Austria 10 Frederick Cooper Drive, Factoria,
London, W5 3TA, UK Tel:43-1-277-02-201 / Fax:43-1-277-029-202 Krugersdorp, 1739, South Africa
Tel:44-20-3078-6808 www.helios-group.eu Tel:27-11-951-4500
www.kansaipaint.co.uk www.plascon.com

Kansai Plascon East Africa Ltd.

Apex Business Park No.2, Mombasa Road,
P.O. Box 79886-00200, Nairobi, Kenya
Tel:254-0-711029000
Guide to Coating Systems

Protecting your assets worldwide

ISO 12944-1 to 8 To select a compliant system follow steps 1 and 2 below.

ISO 12944 Paints and Varnishes – Corrosion protection of steel structures by protective 1. Consult the table below to select the most appropriate classification for your project.
paint systems (parts 1-8), 2017, 2018 Corrosivity Corrosivity
Exterior (Typical Environments) Interior (Typical Environments)
Categories Categories & Risk
The ISO 12944 standard is intended to assist engineers and corrosion experts in adopting best practice Heated buildings with clean atmospheres, e.g.
in corrosion protection of structural steel at new construction. CI Very low - offices, shops, schools, hotels
Atmospheres with low level of Unheated buildings where condensation can
ISO 12944 is progressively superseding regional standards to become a truly global benchmark in C2 Low pollution, mostly rural areas occur, e.g. depots, sports halls
corrosion control.
Urban and industrial atmospheres, Production rooms with high humidity and some
Selecting specifications that comply with ISO 12944 provides clients with : C3 Medium moderate sulphur dioxide pollution. air pollution e.g. food-processing plants,
Coastal areas with low salinity breweries, dairies
・Confidence that the corrosion protection specified will be fit for purpose. Industrial areas and coastal areas Chemical plants, swimming pools, coastal ship
・An objective approach to coating selection. C4 High with moderate salinity and boatyards
・A meaningful coating design life. Industrial areas with high humidity Buildings or areas with almost permanent
・A simplified matrix of coating systems to select from. C5 Very high and aggressive atmosphere and
coastal areas with high salinity
condensation and with high pollution
・A universally accepted standard. Offshore areas with high salinity Industrial areas with extreme humidity and
and industrial areas with extreme aggressive atmosphere
ISO 12944-9 CX Extreme humidity and aggressive
atmosphere and sub-tropical and
ISO 12944 Paints and Varnishes - Corrosion protection of steel structures by protective paint tropical atmospheres
systems. Protective paint systems and laboratory performance test methods for offshore and related
structures (part 9) 2018 2. Choose the durability of the coating system below. ISO 12944 [parts 1 to 8] considers four time spans to categorize
Offshore and related structures require specific attention in order to be able to withstand the severe durability and part 9 considers high durability. The higher the durability, the longer the time to first major maintenance.
corrosion stresses to which they are exposed during their service life and to minimise the risk along with Note the durability range is not a “guarantee time”.
the relevant laboratory performance tests to assess their likely durability.
Low durability : up to 7 years
ISO 12944 part 9 places emphasis on high-durability paint systems, with the aim of minimizing
maintenance and hence reducing safety considerations and environmental impact.
Medium durability : 7 years to 15 years
This document specifies the performance requirements for protective paint systems for offshore and
related structures i.e. those exposed to the marine environment atmosphere, as well as those immersed
in sea or brackish water. Such structures are exposed to environment category CX (offshore) and High durability : 15 years to 25 years
immersion category Im4.
The coating systems presented in this guide have been laboratory tested and conform to ISO 12944, Very high durability : more than 25 years
Corrosive Categories C2 low to C5 very high and CX extreme.
 C2 C5
Paint systems for low-alloy carbon steel for corrosivity category C2 Paint systems for low-alloy carbon steel for corrosivity category C5
Surface preparation: Sa 2½ (ISO 8501-1) Surface preparation: Sa 2½ (ISO 8501-1)
Priming Coat(s) Subsequent Paint System Expected Durability** Kansai's Recommended Systems Subsequent Paint System
System Coat(s) Priming Coat(s) Expected Durability** Kansai's Recommended Systems
System Coat(s)
No. Binder* Type of No. of NDFT* NDFT No. of
Binder* No. of NDFT* LOW MED HIGH VERY Generic Name Coating System Coats
No.
Binder* Type of No. of
NDFT*
Binder* No. of NDFT* LOW MED HIGH VERY Generic Name Coating System
NDFT No. of
Primer* Coats (μm) Coats (μm) HIGH (μm)* Primer* Coats (μm) Coats (μm) (μm)* Coats
HIGH
Alkyd Primer RUSGON PRIMER 70 Epoxy Primer ZINCTECT 500 60
A AK Misc. 1 70 AK 2 100 2
Alkyd Paint RUSGON TOPCOAT 30 A EP Zn(R) 1 60 EP, PUR 3 200 Epoxy EPOTECT HB(M) 80 3
Epoxy Primer EPOTECT HB 70 Polyurethane RETANTECT 6000(M) 60
B EP Misc. 1 70 EP,PUR 2 120 2
Polyurethane RETANTECT 6000(M) 50 Epoxy Primer ZINCTECT 500 60
B EP Zn(R) 1 60 EP, PUR 3 260 Epoxy EPOTECT HB(M) 140 3
* [Abbreviation] AK: Alkyd / EP: Epoxy / ESI: Ethyl Silicate / PUR: Polyurethane / Zn( R): Zinc Rich Primer Polyurethane RETANTECT 6000(M) 60
Misc: Primers with miscellaneous types of anticorrosive pigments / NDFT: Nominal Dry Film Thickness Silicate Primer ZINCTECT 1500 75
C ESI Zn(R) 1 75 EP, PUR 3 260 Epoxy EPOTECT HB(M) 125 3
** Expected durability is indicated in ISO 12944-1 which is a technical consideration/planning parameter that can Polyurethane RETANTECT 6000(M) 60
help the owner set up a maintenance programme Silicate Primer ZINCTECT 1500 75
D ESI Zn(R) 1 75 EP, PUR 3 280 Epoxy EPOTECT HB(M) 145 3
C3 Polyurethane RETANTECT 6000(M) 60
Epoxy Primer ZINCTECT 500 60
Paint systems for low-alloy carbon steel for corrosivity category C3 E EP Zn(R) 1 60 EP, PUR 3 280 Epoxy EPOTECT HB(M) 160 3
Polyurethane RETANTECT 6000(M) 60
Surface preparation: Sa 2½ (ISO 8501-1) Silicate Primer ZINCTECT 1500 75
Priming Coat(s) Subsequent F ESI Zn(R) 1 75 EP, PUR 3 310 Epoxy EPOTECT HB(M) 175 3
Coat(s) Paint System Expected Durability** Kansai's Recommended Systems
System Polyurethane RETANTECT 6000(M) 60
No. Binder* Type of No. of NDFT* Binder* No. of NDFT* LOW MED HIGH VERY NDFT No. of Epoxy Primer ZINCTECT 500 60
Generic Name Coating System Coats
Primer* Coats (μm) Coats (μm) HIGH (μm)* G EP Zn(R) 1 60 EP, PUR 3 310 Epoxy EPOTECT HB(M) 200 3
Alkyd Primer RUSGON PRIMER 80 Polyurethane RETANTECT 6000(M) 50
A AK Misc. 1 80 AK 3 160 Alkyd Paint RUSGON TOPCOAT 40 3 Silicate Primer ZINCTECT 1500 75
Alkyd Paint RUSGON TOPCOAT 40 H ESI Zn(R) 1 75 EP, PUR 3 310 Epoxy EPOTECT HB(M) 175 3
Fluoro Polymer FLONTECT 60
Epoxy Primer EPOTECT HB 120
B EP Misc. 1 120 EP,PUR 2 180 2
Polyurethane RETANTECT 6000(M) 60 * [Abbreviation] AK: Alkyd / EP: Epoxy / ESI: Ethyl Silicate / PUR: Polyurethane / Zn( R): Zinc Rich Primer
Epoxy Primer ZINCTECT 500 60 Misc: Primers with miscellaneous types of anticorrosive pigments / NDFT: Nominal Dry Film Thickness
C EP Zn(R) 1 60 EP,PUR 3 200 Epoxy EPOTECT HB(M) 80 3
Polyurethane RETANTECT 6000(M) 60
**Expected durability is indicated in ISO 12944-1 which is a technical consideration/planning parameter that can
help the owner set up a maintenance programme
* [Abbreviation] AK: Alkyd / EP: Epoxy / ESI: Ethyl Silicate / PUR: Polyurethane / Zn( R): Zinc Rich Primer
Misc: Primers with miscellaneous types of anticorrosive pigments / NDFT: Nominal Dry Film Thickness
**Expected durability is indicated in ISO 12944-1 which is a technical consideration/planning parameter that can help
the owner set up a maintenance programme

C4
Paint systems for low-alloy carbon steel for corrosivity category C4
Surface preparation: Sa 2½ (ISO 8501-1)
Subsequent Expected Durability**
Priming Coat(s) Coat(s) Paint System Kansai's Recommended Systems
System
No. Binder* Type of No. of NDFT* Binder* No. of NDFT* LOW MED HIGH VERY Generic Name Coating System
NDFT No. of
Primer* Coats (μm) Coats (μm) HIGH (μm)* Coats
Epoxy Primer EPOTECT HB 70
A EP Misc. 1 80 EP, PUR 2 120 2
Polyurethane RETANTECT 6000(M) 50
Epoxy Primer ZINCTECT 500 60
B EP Zn(R) 1 60 EP, PUR 2 160 Epoxy EPOTECT HB(M) 50 3
Polyurethane RETANTECT 6000(M) 50
Epoxy Primer ZINCTECT 500 60
C EP Zn(R) 1 60 EP, PUR 3 200 Epoxy EPOTECT HB(M) 80 3
Polyurethane RETANTECT 6000(M) 60
Silicate Primer ZINCTECT 1500 60
D ESI Zn(R) 1 75 EP, PUR 3 200 Epoxy EPOTECT HB(M) 80 3
Polyurethane RETANTECT 6000(M) 60
Epoxy Primer ZINCTECT 500 60
E EP Zn(R) 1 60 EP, PUR 3 260 Epoxy EPOTECT HB(M) 140 3
Polyurethane RETANTECT 6000(M) 60
Silicate Primer ZINCTECT 1500 75
F ESI Zn(R) 1 75 EP, PUR 3 260 Epoxy EPOTECT HB(M) 125 3
Polyurethane RETANTECT 6000(M) 60

* [Abbreviation] AK: Alkyd / EP: Epoxy / ESI: Ethyl Silicate / PUR: Polyurethane / Zn( R): Zinc Rich Primer
Misc: Primers with miscellaneous types of anticorrosive pigments / NDFT: Nominal Dry Film Thickness
**Expected durability is indicated in ISO 12944-1 which is a technical consideration/planning parameter that can help
the owner set up a maintenance programme
 Guide to Coating Systems

CX Protecting your assets worldwide

Paint systems for low-alloy carbon steel for atmospheric corrosivity category CX
offshore and related structures
Surface preparation: Sa 2½ (ISO 8501-1)
Priming Coat(s) Subsequent Paint System Expected Durability** Kansai's Recommended Systems
System Coat(s)
No. Binder* Type of No. of NDFT* VERY NDFT No. of
Primer* Coats Binder* No. of NDFT* LOW MED HIGH HIGH Generic Name Coating System
(μm)* Coats
(μm) Coats (μm)
Silicate Primer ZINCTECT 1500QD-85 75
A ESI Zn( R) 1 75 EP, PUR 3 280 Epoxy EPOTECT HB(M) 145 3
Polyurethane RETANTECT 6000(M) 60
Silicate Primer ZINCTECT 1500QD-85 75
B ESI Zn( R) 1 75 EP, PUR 3 310 Epoxy EPOTECT HB(M) 175 3
Polyurethane RETANTECT 6000(M) 60
Silicate Primer ZINCTECT 1500QD-85 75
C ESI Zn(R) 1 75 EP, PUR 3 280 Epoxy EPOTECT HB(M)QD 145 3
Polyurethane RETANTECT 6000(M) 60
Silicate Primer ZINCTECT 1500QD-85 75
D ESI Zn(R) 1 75 EP, PUR 3 310 Epoxy EPOTECT HB(M)QD 175 3
Polyurethane RETANTECT 6000(M) 60
Silicate Primer ZINCTECT 1500QD-85 75
E ESI Zn(R) 1 75 EP, PUR 3 280 Epoxy EPOTECT AL FE 145 3
Polyurethane RETANTECT 6000(M) 60
Silicate Primer ZINCTECT 1500QD-85 75
F ESI Zn(R) 1 75 EP, PUR 3 310 Epoxy EPOTECT AL FE 175 3
Polyurethane RETANTECT 6000(M) 60
Epoxy Primer ZINCTECT 500 60
G*** EP Zn(R) 1 60 EP, PUR 3 280 Epoxy EPOTECT HB(M) 160 3
Polyurethane RETANTECT 6000(M) 60
Epoxy Primer ZINCTECT 500 60
H*** EP Zn( R) 1 60 EP, PUR 3 310 Epoxy EPOTECT HB(M) 200 3
Polyurethane RETANTECT 6000(M) 50
Epoxy Primer ZINCTECT 500 60
I*** EP Zn(R) 1 60 EP, PUR 3 280 Epoxy EPOTECT HB(M)QD 160 3
Polyurethane RETANTECT 6000(M) 60
Epoxy Primer ZINCTECT 500 60
J*** EP Zn(R) 1 60 EP, PUR 3 310 Epoxy EPOTECT HB(M)QD 200 3
Polyurethane RETANTECT 6000(M) 50
Epoxy Primer ZINCTECT 500 60
K*** EP Zn(R) 1 60 EP, PUR 3 280 Epoxy EPOTECT AL FE 160 3
Polyurethane RETANTECT 6000(M) 60
Epoxy Primer ZINCTECT 500 60
L*** EP Zn(R) 1 60 EP, PUR 3 310 Epoxy EPOTECT AL FE 200 3
Polyurethane RETANTECT 6000(M) 50

* [Abbreviation] AK: Alkyd / EP: Epoxy / ESI: Ethyl Silicate / PUR: Polyurethane / Zn( R): Zinc Rich Primer
Misc: Primers with miscellaneous types of anticorrosive pigments / NDFT: Nominal Dry Film Thickness
** Expected durability is indicated in ISO 12944-1 which is a technical consideration/planning parameter that can
help the owner set up a maintenance programme
***Applicable for high impact areas in off-shore environment