




Germany's RAL K5 glossy Color Chart belongs to the classic series of Color Charts. It contains 213 kinds of glossy RAL classic series colors. It comes with a U-shaped protective cover for easy color matching. RAL K5 Color Chart and K7 Color Chart are the same series of Color Charts. Users often need to understand the difference between the two when purchasing: the K5 Color Chart has only one color per page, while the K7 Color Chart has 5 colors per page; in addition, , the color block size of the K5 Color Chart is 5x15cm, the color block size of the K7 Color Chart is 2x5cm, and the rest are basically the same.
You can also check the color number of RAL K5 Color Chart through the self-developed [ Color Number Query Tool ] developed by NBCHAO Mall : http://tool.nbchao.com/seka
















"Design and Establishment of Color Systems for High-Performance Industrial Solid Color Paints" mentions the use of the characteristics of the above-mentioned selected pigments, using the commonly used industrial RAL K7 Color Chart as the color matching standard
Dai Hongyan
(Shanghai Zhenhua Heavy Industries (Group) Changzhou Paint Co., Ltd., Changzhou, Jiangsu 213161)
"The Application of Standard Color Numbers in the Station Design of Jining Pipeline Projects" mentions that we have adopted the internationally accepted RAL (RAL) standard color system and its Color Chart to clearly define colors in the design of Jining Pipeline Projects. .
Wang Xuejun
CHINA National Petroleum and Natural Gas Pipeline Engineering Co., Ltd.
"A Brief Discussion on the Current Situation and Development of Automotive Coating Performance in my country" mentions that most European and American automobile factories and paint manufacturers have adopted a unified color standard Color Chart RAL Color Chart
Zhou Guangyaã
(CHINA National Heavy Duty Truck Group Technology Development Center, Jinan 250002)
"Research on the Preparation and Performance of Polyester Textured Paints" When mixing paints, the colors are adjusted according to the standard Color Chart RAL9002
Hu Zongliu, Wang Jingxiao, Pu Taomeng, Liang Song
(Pingyuan Winter Industrial Co., Ltd., Pingyuan 253100, Shandong)
"Coating Design and Application of Heavy Anti-Corrosion Coatings" mentions the use of various topcoats in the RAL Color Chart
Lu Baicen
(Shanghai Kailin Paint Factory 200083)
"Establishment and Application of Paint Color Standard System for WISCO Color Coated Steel Plate" mentions that the establishment of WISCO color code refers to the RAL standard
Wei Haili
Wuhan Iron and Steel Co., Ltd.
"Discussion on the Possibility and Limitations of Lead-Free Coloring of Paints" mentioned that bismuth vanadate pigment is a green-yellow pigment and can be used in RAL (Ral Color Card) color series 1021, 1028 and 2004 to improve hiding power.
Zhang Hejie
(Shanghai Jiehong Pigment Chemical Group Co., Ltd., Shanghai 201209)
"A Brief Discussion on Coating Systems and Painting Construction in the Petroleum Drilling Equipment Industry" mentions that if the paint supplier's own color code is different from the RAL color code, it will be more complicated and more likely to cause problems.
Li Chen, Yu Wen, Liu Hongliang, Ma Xiaoquan, Ren Kenen
(Baoji Petroleum Machinery Co., Ltd., Baoji, Shaanxi 721002)
"Analysis and Improvement of Causes of Yellowing of Container Interior Paints" mentions that in response to the problem of yellowing of container interior paints, the color control standards for interior paint formulas have been reset, referring to the RAL7035 standard Color Chart.
Li Jie, Liu Lin, Tao Xin, Han Min
(COSCO Kansai Paint Chemical Co., Ltd., Shanghai 201907)
Note: The above information comes from major credible magazines and periodicals. Please search for more usage information by yourself.
梁立业 - 《沈阳理工大学》