Pressure Safety Valve import companies and pressure safety valve import trade opportunity

i want to import Pressure Safety Valve from different Turkish companies

We want to know the information about the IEC/ ISO standard applicable on Pressure safety valves.

We are the biggest manufacturer of Home Appliance, Power Transformers, Distribution Transformers, Electricity Meters & Switchgear Panels in Pakistan. We intend to procure subject material. Please quote rock bottom price CPT Lahore Airport/FOB by air alongwith technical drawing and complete specification/literature.

I require pressure safety valve as per the specifications attached.