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Mitchell Stainless is a well-respected manufacturer and supplier of top-notch Stainless Steel Bolts based in Hamilton, New Zealand. They cater to a variety of industrial and commercial sectors, earning a reputation for their precision manufacturing, consistent quality, and dependable supply. Their extensive range of stainless steel bolts is crafted to meet international standards, with a strong emphasis on durability, corrosion resistance, and performance. Mitchell Stainless plays a vital role in supporting construction, engineering, marine, and infrastructure projects throughout New Zealand. With a commitment to technical expertise and customer-focused service, they provide bolting solutions that guarantee long-lasting strength, safety, and efficiency in challenging environments.
Stainless steel bolts are typically made from grades like 304, 316, and 316L, which include chromium, nickel, and molybdenum to boost corrosion resistance. These alloys deliver impressive tensile strength, hardness, and load-bearing capacity while still being ductile and tough. They resist oxidation, pitting, and chemical exposure, making them perfect for tough conditions. Their mechanical stability across different temperatures ensures they perform reliably, require minimal maintenance, and have a long service life in both structural and mechanical applications.
| ASTM/ASME Specifications | ASTM A193 / ASME SA 193, ASTM A194 / ASME SA 194 |
| Bolts, Studs Threads | UNC, METRIC, BSF, UNF, BSW or Custom |
| Head drive | Phillips, Six-Lobe, Phillips/Slot, Slotted |
| Stainless Steel Bolts | Hex Bolts, Flange Bolts, Square Bolts, T Bolts, Eye Bolts, U Bolts, Lag Bolts, Counter Sunk Bolts, J Bolts, Hex Head Bolts |
| Grade | AISI | Stainless Steel Bolts Chemical Composition (% maxima unless stated) | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| C | Si | Mn | P | S | Cr | Mo | Ni | Cu | ||||||
| A1 | SS 202 | 0.12 | 1.0 | 6.5 | 0.20 | 0.15-0.35 | 16,0 – 19,0 | 0.7 | 5,0 – 10,0 | 1.75-2.25 | ||||
| A2 | SS 304 | 0.08 | 1.0 | 2.0 | 0.05 | 0.03 | 15,0 – 20,0 | 0.0 | 8,0 – 19,0 | 4.0 | ||||
| A3 | SS 321 | 0.08 | 1.0 | 2.0 | 0.05 | 0.03 | 17,0 – 19,0 | 0.0 | 9,0 – 12,0 | 1.0 | ||||
| A4 | SS 316 | 0.08 | 1.0 | 2.0 | 0.05 | 0.03 | 16,0 – 18,5 | 2,0 – 3,0 | 10,0 – 15,0 | 4.0 | ||||
| C1 | SS 410 | 0.09-0.15 | 1.0 | 1.0 | 0.05 | 0.03 | 11,5 – 14,0 | – | 1 | – | ||||
| C3 | SS 431 | 0.17-0.25 | 1.0 | 1.0 | 0.04 | 0.03 | 16,0 – 18,0 | – | 1,5 – 2,5 | – | ||||
| C4 | SS 416 | 0.08-0.15 | 1.0 | 1.5 | 0.06 | 0.15-0.35 | 12,0 – 14,0 | 0.6 | 1 | – | ||||
| F1 | SS 430 | 0.12 | 1.0 | 1.0 | 0.04 | 0.03 | 15,0 – 18,0 | 0.0 | 1 | – | ||||
| Stainless Steel Bolts | Class | Tensile Stress Rm MPa (N/mm2) minimum | Yield Strength Rp 0.2 Mpa (N/mm2) minimum | AL Minimum Elongation | Diameter |
|---|---|---|---|---|---|
| Stainless Steel Bolts | 70 | 700 | 450 | 0.4d | =<M20 |
Contact us to get a quick quote for your requirement.
Mitchell Stainless provides superior quality with its stringent tests carried out on every material-hardness, chemical analysis through spectro analysis, PMI testing, flattening, micro and macro tests, pitting resistance, flaring, and IGC tests. It makes sure to test all of this so as to give out perfect performance. Along with the commitment to quality, we give all the important documents like commercial invoices, a packaging list including net and gross weights, box numbers, labels, and a Certificate of Origin legalized or attested by the Chamber of Commerce or Embassy. Besides, our Third-Party Inspection Certificate further complements our promise to achieve 100% client satisfaction in our Bolts Price List.
Yes, stainless steel bolts can be welded, but it depends on the grade of the steel. Proper welding techniques and filler materials are required to maintain strength and corrosion resistance.
Stainless steel bolts can be magnetic or non-magnetic, depending on the alloy. Ferritic and martensitic stainless steels are magnetic, while austenitic stainless steels are typically non-magnetic.
Yes, we provide ss bolts standard and customized dimensions and polishes to meet your specific project requirements. For more details mail us on sales@mitchellstainless.co.nz
Yes, stainless steel bolts can be used for underground applications due to their corrosion resistance and durability. However, the specific grade should be selected based on environmental conditions.
The stainless steel bolts from Mitchell Stainless are extensively utilized in various sectors, including construction, marine, petrochemical, food processing, and manufacturing in Hamilton, New Zealand. They are perfect for structural assemblies, machinery installations, pipelines, pressure equipment, and coastal or offshore projects where corrosion resistance is crucial. Additionally, these bolts are favored in hygienic settings like food and pharmaceutical facilities due to their clean finish and easy maintenance. Their strength, reliability, and resistance to environmental challenges make them a top choice for demanding applications.
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