Grade 4.8 is low-carbon steel at 400 MPa tensile / 320 MPa yield. Suitable for light-duty, non-critical joints and the cheapest option per piece.
In stock now: 4,507 lines; covering Self-Tapping & Drilling Screws (1,356), Self-Tapping Screws (1,356), Screws (1,169), Machine Screws (849), Nuts (493); priced from $0.0009 per piece. Every line is sold by the piece — one piece is a valid order — and volume discounts apply automatically from 5%.
Related values on the same axis
140-170 HV
210-280HV30
420-545HV30
430-510HV
45H
460-560HV30
64 HRC
A2-035
A2-50
A2-70
Product families covered
Self-Tapping & Drilling Screws 1,356
Self-Tapping Screws 1,356
Screws 1,169
Machine Screws 849
Nuts 493
Anchors & Fastener Assemblies 422
Bolts 306
Round Head With Washer Self-Tapping 298
Rivets 291
Blind Rivets 291
Thumb Screws 253
U-Bolt Bolts 225
Frequently asked
What is Grade 4.8?
Grade 4.8 is low-carbon steel at 400 MPa tensile / 320 MPa yield. Suitable for light-duty, non-critical joints and the cheapest option per piece.
How much do Grade 4.8 fasteners cost?
Prices in our catalogue for Grade 4.8 run from $0.0009 to $21.4512 per piece, depending on diameter, length and material. There is no minimum order, and volume discounts apply automatically from 5%.
Is there a minimum order quantity for Grade 4.8?
No. Every line is sold by the piece, so you can order a single piece to check the fit and the finish before committing to a production quantity. Volume discounts start at 5% and step down as the quantity rises.
What do you stock in Grade 4.8?
Grade 4.8 Fasteners currently covers 4,507 lines across Self-Tapping & Drilling Screws, Self-Tapping Screws, Screws, Machine Screws, Nuts, Anchors & Fastener Assemblies. The full list of sizes, materials and finishes on this page is live — use the filters at the top to narrow it down.
How quickly do you ship Grade 4.8 fasteners, and can you send them to the EU or Russia?
In-stock lines leave our Foshan warehouse within 24–48 hours. We ship worldwide, including the EU and Russia. For the EU we are appointing a responsible person under Regulation (EU) 2023/988 (GPSR); for EAEU orders the conformity documents are handled with the importing party, who is the applicant of record. We can supply an EN 10204 3.1 mill test certificate, a full technical specification and a packing list with weights on request.