What is the requirement for low profile socket head cap screw to sign electroplating technology?

When ordering low profile socket head cap screw in accordance with GB/T 5267.1-2002 plating requirements, the following information should be provided to the galvanizer:

★Plating mark. And when required, it can also provide the coating required according to GB/T 5267.1-2002.

★low profile socket head cap screw material and status. Such as heat treatment, hardness or other properties that may be affected during the plating process.

★Stress relief state. If necessary, it should be done before plating.

★Technical requirements for preventive measures for hydrogen embrittlement risks.

★Batch average coating thickness measurement is preferred.

★Select the plating or reduce the technical requirements of the thread size of the low profile socket head cap screw

★For gloss or matt requirements, unless otherwise specified, a gloss treatment shall be provided.

★Supplemental plating technical requirements, such as lubrication requirements.

If you want to customized low profile socket head cap screw, please send an email: annie.li@szsst88.com