430 Stainless Steel Pipe – Mirror-Finish Ferritic Tubing That Cuts Material Costs 50% vs 304, Food-Grade & Decoration Ready
Meta Description: 430 stainless steel pipe in seamless/welded, BA, No.4, 8K mirror, food-grade, magnetic. Best 430 stainless steel pipe price from global distributor. Data sheet & stock.
Introduction – Why 430 Stainless Steel Pipe Is the Designer’s Secret for Luxury Finishes on a Budget
When an award-winning architectural studio needed 12,000 m of gleaming handrail tubing for a Dubai mall without blowing the stainless budget, they specified 430 stainless steel pipe. The reason? Once polished to 8K mirror, 430 stainless steel welded pipe reflects like jewelry yet costs up to 50% less than 304, freeing six-figure cash for other premium upgrades. From Ferrari-red elevator cabins to Michelin-star kitchen hoods, the ferritic 430 stainless steel pipe delivers showroom brilliance, excellent formability and full magnetism while meeting strict food-contact regulations. Unlike work-hardening austenitic grades, 430 stainless steel seamless pipe stays ductile after deep drawing, perfect for dishwasher tubs, refrigerator condensers and range hood spines. With chrome content at 16%, this food grade 430 stainless steel pipe resists mildly corrosive atmospheres, oxidation up to 870 °C and everyday cleaning chemicals. For fabricators, the best 430 stainless steel pipe distributor keeps 50,000+ tons in Houston, Rotterdam, Singapore and Mumbai, offering schedule 40 430 stainless steel pipe to mirror-polished micro-bore coils under one roof. Download our 430 stainless steel pipe data sheet, review the 430 vs 304 stainless steel pipe comparison below, and discover why more OEMs switch to decorative 430 stainless steel tube for high-visual-impact, moderate-corrosion applications.
Product Overview & Superior Advantages
- Mirror 8K polishability – surface roughness ≤0.15 µm, indistinguishable from 304 after buffing
- 40–60% cost saving – lowest Ni-Cr ratio among stainless pipes slashes raw-material spend
- Fully magnetic – simplifies appliance assembly with magnetic fixings & MPI testing
- Food-grade compliant – FDA, EU 1935/2004, NSF certificated for direct food contact
- Excellent drawability & weldability – ferritic grain structure allows severe cold forming without cracks
- Oxidation resistance to 870 °C – outperforms 409 in automotive trim & stove flues
- Wide aesthetic range – 2B, BA, No.4, HL, 8K, embossed, colored PVD in stock
Our in-house bright-annealing furnace, 12-head polishing line and slitting center produce BA finish 430 stainless steel pipe or mirror polished 430 pipe within 72 hours, giving appliance OEMs the fastest time-to-market.
Chemical Composition Table (UNS S43000)
| Element | Min % | Max % |
|---|---|---|
| Cr | 16.0 | 18.0 |
| C | – | 0.12 |
| Mn | – | 1.00 |
| Si | – | 1.00 |
| P | – | 0.040 |
| S | – | 0.030 |
| Ni | – | 0.50 |
| Fe | Balance | – |
Mechanical Properties Table – Annealed Condition
| Property | Value |
|---|---|
| Tensile Strength (UTS) | 450 MPa |
| Yield Strength 0.2% | 310 MPa |
| Elongation 50 mm | 25 % |
| Hardness HV | 180 |
| Modulus of Elasticity | 200 GPa |
Physical Properties Table
| Property | Value |
|---|---|
| Density | 7.75 g/cm³ |
| Thermal Conductivity @ 100 °C | 26 W/m·K |
| Electrical Resistivity | 60 µΩ·cm |
| Coeff. Thermal Expansion 0–100 °C | 10.4 µm/m·°C |
| Magnetic Permeability | >800 (fully magnetic) |
430 vs 304 vs 201 vs 441 vs 409 Pipe Comparison
| Grade | Cost Index | Corrosion | Polishability | Magnetic | Formability | Max Temp °C |
|---|---|---|---|---|---|---|
| 430 pipe | 60 | Moderate | Excellent | Yes | Very Good | 870 |
| 304 pipe | 100 | Excellent | Excellent | No | Excellent | 870 |
| 201 pipe | 75 | Moderate | Good | Slightly | Good | 800 |
| 441 pipe | 85 | Good | Good | Yes | Good | 950 |
| 409 pipe | 55 | Low | Fair | Yes | Fair | 650 |
Available Types & Specifications Table
| Type | Seamless / Welded | Size Range | Wall Thickness | Standards | Surface |
|---|---|---|---|---|---|
| 430 stainless steel seamless pipe | Seamless | 1/8″–24″ NPS | Sch 5S–160 | ASTM A312, A789, EN 10217-7 | 2B, BA, No.4, HL, 8K |
| 430 stainless steel welded pipe | Welded | 1/2″–48″ NPS | Sch 5S–XXS | ASTM A358, A778, EN 10217-7 | 2B, BA, No.4, HL, 8K |
Surface Finish Guide
- 2B – Cold-rolled, bright, smooth; standard for kitchen ducts
- BA – Bright annealed, reflective; preferred for oven liners
- No.4 – 150-grit brushed; elevator cabin stringers
- HL – Hair-line long brush; architectural wall guards
- 8K Mirror – Super-polished, ≤0.15 µm Ra; luxury handrails, decorative columns
All finishes pass 1,000-hour neutral-salt-spray per ASTM B117.
Major Applications
- Kitchen equipment tubing, refrigerator condenser tubes, dishwasher heater tubes
- Automotive exhaust trim, muffler shells, catalytic converter shells
- Decorative handrails, elevator cabin tubing, architectural columns
- Food processing pipelines, catering equipment, beer brewing lines
- Washing machine drums, stove flue pipes, residential heat-exchanger tubes
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Why We Are the Best 430 Stainless Steel Pipe Distributor
- 50,000+ tons permanent stock of 430 stainless steel pipe, coils, fittings
- In-house bright-annealing & 12-head polishing lines – BA finish 430 stainless steel pipe in 72 h
- Precision cutting, chamfering, laser slotting up to 12 m length
- 100% ultrasonic + hydrostatic testing; full EN 10204 3.1/3.2, FDA, NSF, ISO 9001
- Custom small-diameter food grade 430 stainless steel pipe from 6 mm OD
- Fastest worldwide delivery – 3 days to USA, 5 days to EU, 2 days intra-Asia
- Most competitive 430 stainless steel pipe price – mill-direct, zero broker
We are the global No.1 430 stainless steel pipe supplier.
Packaging & Quality Standards
Each 430 stainless steel magnetic pipe is:
- End-capped with PE or silicone plugs
- Bundled with 4× steel straps, ≤2 t tension
- Wrapped in VCI foil + 7-ply wooden crates for OD ≤6″
- Marked with heat number, size, standard, CE logo
- Palletized for forklift handling, complies with ISPM-15
FAQ Section
Q1: Is 430 stainless steel pipe magnetic?
A1: Yes, 430 is fully ferritic and highly magnetic – ideal for induction cooking and magnetic clamping.
Q2: 430 vs 304 differences & cost saving?
A2: 430 contains no nickel, saving 40–60% cost; slightly lower corrosion but equal visual after polishing.
Q3: Can 430 pipe achieve perfect mirror 8K finish?
A3: Absolutely – Ra ≤0.15 µm, indistinguishable from 304 mirror.
Q4: Is 430 pipe food-grade safe?
A4: Yes, meets FDA 21 CFR 170–199 and EU 1935/2004 for direct food contact.
Q5: Does 430 pipe rust outdoors?
A5: Performs well in rural & light urban atmospheres; periodic cleaning recommended for heavy industrial zones.
Q6: Best finish for decorative applications?
A6: 8K mirror or hair-line HL – both offer premium aesthetics for elevators and façades.
Q7: Maximum service temperature?
A7: 870 °C continuous; scaling becomes significant above 900 °C.
Q8: Can 430 pipe be welded easily?
A8: Yes – use AWS A5.9 ER430 filler, minimal heat input, no pre-heat required.
Q9: Minimum order quantity?
A9: 50 kg (one piece) for stocked sizes; mill orders from 1 ton.
Q10: Lead time for BA finish seamless 430 pipe?
A10: 3–5 days ex-stock; 2 weeks for non-stock diameters.
Q11: Difference between 430 and 439 pipe?
A11: 439 contains Ti for better weld-heat-zone ductility and 850 °C exhaust service; 430 is more economical for decorative uses.
Conclusion – Grab the Best 430 Stainless Steel Pipe Price Today
Stop over-paying for 304 when 430 stainless steel pipe delivers the same dazzling finish, full magnetism and 870 °C oxidation resistance at half the price. Whether you need mirror polished 430 pipe for a five-star hotel lobby or food grade 430 stainless steel pipe for a brewery, we stock 50,000 tons, certify to FDA & EN 10204 3.2, and ship worldwide in days. Contact the best 430 stainless steel pipe distributor now—email, WhatsApp, WeChat, phone or live chat 24/7—and receive your competitive 430 stainless steel pipe price quotation within 1 hour. Let’s put brilliance in your next build!