01
Metal roofing
For profiled sheet fastening with a project-matched sealing washer.
Roofing Screw with EPDM WasherRepresentative product-family image. Final head, drive, point, material and finish follow the approved RFQ.
Roofing fastener sourcing
Roofing Screw with EPDM Washer
Roofing screws with bonded EPDM sealing washers for metal roofing, cladding and light-steel connections, selected by substrate, drilling capacity, washer size and corrosion environment.
- Application, sheet profile and support material
- Diameter, length, point type and drilling capacity
- Bonded washer diameter and EPDM requirement
- Coating system and corrosion environment
- Quantity, packing, labels and destination
Catalogue information is RFQ guidance. Final compliance is controlled by the buyer-approved standard, drawing, sample and purchase order.
Quotation control
Quotation requirements
The standard edition, dimensions, material, finish, quantity and destination are confirmed before sourcing.
| Field | Product information | Order control |
|---|---|---|
| Requested designation | Roofing screw with bonded EPDM washer | Buyer standard, approved sample or drawing |
| Requested designation | Roofing screw with bonded EPDM sealing washer | Approved sample or specification |
| Common diameters | 4.8, 5.5 and 6.3 mm enquiry directions | Confirmed per RFQ |
| Length range | Short and long roofing lengths reviewed by project | Confirmed per RFQ |
| Point / substrate | Tapping or self-drilling point matched to support material | Confirmed per RFQ |
| Washer assembly | Metal-backed EPDM washer, diameter and color as specified | Confirmed per RFQ |
| Material / finish | Carbon steel coating system or specified stainless option | Confirmed per RFQ |
Product overview
Hex washer head, drill or tapping point and bonded sealing washer
Roofing screw performance depends on the screw body, point, coating and sealing washer as a complete assembly. Sheet profile, support material and exposure environment should be stated in the RFQ.
Options shown are sourcing directions, not a claim that every combination is stocked or interchangeable.
What to include in your RFQ
- Application, sheet profile and support material
- Diameter, length, point type and drilling capacity
- Bonded washer diameter and EPDM requirement
- Coating system and corrosion environment
- Quantity, packing, labels and destination
Applications
Selections matched to the working condition
Application information helps us compare suitable supply options without assuming interchangeability.
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Cladding systems
Head, washer and finish coordinated with panel and exposure conditions.
03
Light-steel support
Drill point and length selected for the complete material stack.
Quality & order coordination
A controlled route from RFQ to shipment
Inspection, certificates, traceability and packing are supplied only when agreed in the quotation and order.
Requirement check
Standard, drawing revision and critical dimensions are recorded.
Source matching
Cluster suppliers are compared against the confirmed specification.
Agreed inspection
Dimensions, finish and documents are checked to the agreed scope.
Packing follow-up
Labels, protection, consolidation and shipment details are coordinated.
Product RFQ
Request a quotation for Roofing Screw with EPDM Washer
Send a standard, drawing, photo, product list or project requirement. Mark any field that cannot be substituted.
- Application, sheet profile and support material
- Diameter, length, point type and drilling capacity
- Bonded washer diameter and EPDM requirement
- Coating system and corrosion environment
- Quantity, packing, labels and destination
Fast quotation route
Send your product requirements
Include the product standard or drawing, size, material, finish, quantity and destination. Files up to 5 MB can be attached.Maximum 3 MB per file.
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