Turkish company request for export: ductile manhole cover

We are seeking to purchase 500 pieces of ductile iron manhole covers for a public sewage project in ******* City, Yemen.
Please find the required specifications below:

Technical Specifications:

Type: Heavy-duty ductile iron manhole cover

Standard: BS EN 124/94 – D400

Clear opening diameter: Minimum 600 mm

Load capacity: 40 tons

Engraved text: “M*******************”

Ventilation: Yes

Outer frame height: Max. 9 cm

Inner cover rise: Max. 4 cm

Coating: Bitumen or equivalent corrosion-resistant treatment

Surface: Non-slip texture

Kindly include in your quotation:

Unit price and total price – FOB and/or CIF – Mukalla Port, Yemen

Product data sheet and technical drawings if available

Estimated production and delivery time

Packaging method

Payment terms and validity of offer

We appreciate your prompt response and hope for a potential collaboration.