1.4305 · Free-machining stainless steel

Stainless Steel Round Bar 40mm Diameter Grade 303 Mill Finish Linear Metre - Good Corrosion Resistance, Poor Weldability, Machinable, Heavy Duty

40 mmMill Finish

PhotoStainless Steel Round Bar 40mm Diameter Grade 303 Mill Finish Linear Metre - Good Corrosion Resistance, Poor Weldability, Machinable, Heavy Duty 40 mm – photo 1 of 1
End profile

40 mm

  • Good corrosion resistance
  • Poor weldability
  • Easy to machine

£219.42incl. VATper metre

Quantity 1 = 1 metre. Up to 3 m comes as one piece; longer totals are supplied in pieces of up to 3 m.

Item total £219.42 1 × £219.42 per metre · ≈ 9.95 kg

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Availability
Available to order
Delivery
UK only. Handling 1–2 working days, then 2–4 working days in transit. Delivery information
Returns
Return within 14 days of receipt; a 25% restocking fee applies. Returns policy
Cutting
Cut from stock to the metres you order. How cutting works
Overview

Overview

About this stainless steel round bar

The 40mm Diameter 303 Stainless Steel Round Bar offers good corrosion resistance but poor weldability. It is suitable for applications where machining is a primary concern and where welding is not a critical requirement.

Material: Stainless Steel
Weldability: Poor (suggesting difficulties in welding processes)
Shape: Round Bar
Corrosion Resistance: Good (indicating resistance to corrosion in various environments)
Diameter: 40mm
Finish: Mill Finish (a standard surface finish from the mill, without additional treatment or polishing)
Grade: 303 (a type of stainless steel known for its excellent machinability and good corrosion resistance, but with lower resistance to pitting compared to other grades like 304 or 316)
Weight per Metre: 9.95 kg (indicating the weight of one meter of the round bar)

Specifications

Maximum Cut Length 3 Metres
Material Stainless Steel
Weldability Poor
Shape Round Bar
Corrosion Resistance Good
Diameter 40mm
Finish Mill Finish
Grade 303
Weight/Metre (Kg) 9.95

Key features

  • Grade 303 (1.4305, free-machining stainless steel)
  • Good corrosion resistance
  • Poor weldability
  • Easy to machine
  • Cut to the metres you order
FAQs

FAQs

Before you order

What does one unit of this item supply?

Quantity 1 = 1 metre. Up to 3 m comes as one piece; longer totals are supplied in pieces of up to 3 m.

Can you supply other sizes or a cutting list?

Yes — send the sizes and lengths you need with Request a quote, or call 01744 520110.

Specifications

Specifications

Product dimensions

Dimensions and supply details for this stainless steel round bar
Size40 mm
Sold byThe metre — cut to your length
Longest single piece3 m
Weight9.95 kg/m
FinishMill Finish
Grade303
SKUIS-MP5788

Material properties

Material properties
MaterialStainless Steel
WeldabilityPoor
ShapeRound Bar
Corrosion ResistanceGood

Catalogue name Stainless Steel Round Bar 40mm Diameter Grade 303 Mill Finish Linear Metre - Good Corrosion Resistance, Poor Weldability, Machinable, Heavy Duty

Technical data (1.4305)

Technical data · alloy

303 / 1.4305

  • Cr 17–19%Chromium
  • Ni 8–10%Nickel
  • S 0.15–0.35%Sulphur
Alloy
Free-machining stainless steel
Designation
1.4305
Density
7.90 g/cm³

Typical composition for the grade, for guidance — not a mill certificate for this item.

Cutting service

Cutting service

Pay for the length you need, not a full bar

  1. 01

    Pick your size

    Choose the section with the size buttons above the basket.

  2. 02

    Enter your length

    Set the metres you need — the weight updates as you go.

  3. 03

    We saw-cut and pack

    Your metal is cut and packed for transit.

Request a quote

Need several sizes, long runs or a cert?

Stainless Steel Round Bar 40mm Diameter Grade 303 Mill Finish Linear Metre - Good Corrosion Resistance, Poor Weldability, Machinable, Heavy Duty 40 mmMill Finish£219.42 per metre

Send us your cutting list or question. We reply with prices and availability for your full list.

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One line per item: quantity × size × cut length.
Example: 4 × 25.4 mm OD × 1.6 mm wall tube @ 600 mm