Stainless steel pipes and flanges · Project supply
QM-001 / New Zealand / Global Supply
Engineers don't
like surprises.
Neither do we.
A one-stop industrial steel and alloy supplier—Carbon, Stainless, Duplex, High-Nickel and Titanium—sourced from approved manufacturers and delivered with full traceability.
Send your BOMBrowse products
Direct Mill Partnerships. Local Accountability.Export-market partner to approved manufacturers in China & India • NZ-based support • Direct-partner pricing without layers of intermediary margins
Duplex stainless-steel fittings · Recently supplied
API line pipe · Project delivery
Stainless plates and machined bars · Project supply
ASTM●ASME●API●EN●DIN●AS/NZS●ISO●MSS-SP
02 / Product catalogue
Pipes, fittings, flanges, forgings & more.
Every product is available across the full grade spectrum—Carbon, Stainless, Duplex, High-Nickel and Titanium. Each category now has a complete dedicated page.
CAT-01 / PI
Pipes
Seamless, ERW/HFW, SAWL and HSAW pipe with project coatings
Explore product →CAT-02 / BW
BW Fittings
Elbows, tees, reducers, caps, stub ends and crosses
Explore product →CAT-03 / FF
Forged Fittings
Socket-weld and threaded fittings for high-pressure service
Explore product →CAT-04 / FL
Flanges
WN, SO, BL, SW, LJ, threaded, spectacle and long weld neck
Explore product →CAT-05 / FG
Forgings
Open-die, closed-die and custom forgings, rings and discs
Explore product →CAT-06 / BR
Bars
Round, square, rectangular, flat and hexagonal bars
Explore product →CAT-07 / SE
Sections
SHS, RHS, CHS, H-beams, I-beams, angles and channels
Explore product →CAT-08 / FA
Fasteners
Stud bolts, bolts, nuts, washers, anchors and U-bolts
Explore product →CAT-09 / VL
Valves
Gate, globe, check, ball and butterfly valves
Explore product →CAT-10 / SP
Spools & Pre-Fab
Pipe spools, manifolds and headers—shop fabricated
Explore product →Grade spectrum
Materials by category.
Carbon Steel
ASTM A106 Gr B / C · ASTM A53 Gr B · API 5L Gr B, X42, X52, X60, X65, X70 · ASTM A333 Gr 6 · ASTM A105 / A105N · ASTM A350 LF2 · ASTM A234 WPB / WPC · ASTM A420 WPL6 · A516 Gr 60 / 65 / 70 · S355JR / J2 / K2 · P265GH / P355GH
Alloy Steel
P5 / P9 / P11 / P22 / P91 / P92 · F5 / F9 / F11 / F22 / F91 / F92 · WP5 / WP9 / WP11 / WP22 / WP91 / WP92 · A387 Gr 5 / 9 / 11 / 22 / 91 · 4140 / 42CrMo4 · 4340 / 34CrNiMo6 · EN19 / EN24
Stainless Steel — 300 Series
304 / 304L / 304H · 316 / 316L / 316H / 316Ti · 310S / 310H · 321 / 321H · 347 / 347H · 317L / 317LMN · 309S / 309H · 253MA / S30815
Stainless Steel — 400 Series
410 / 410S · 420 · 430 · 431 · 439 · 441 · 444 · 446
Duplex & Lean Duplex
Duplex 2205 — S31803 / S32205 · Lean Duplex 2101 — S32101 · Lean Duplex S32001 · Lean Duplex S32304 · Duplex S82441
Super & Hyper Duplex
Super Duplex 2507 — S32750 · Super Duplex S32760 · Super Duplex S32550 · Hyper Duplex S32707 · Hyper Duplex S33207
High-Alloy Stainless
904L — N08904 · 254 SMO — S31254 · AL-6XN — N08367 · S31266 · S32615 · 310MoLN — S31050 · Nitronic 50 — S20910 · Nitronic 60 — S21800
High-Nickel Alloys
Alloy 200 / 201 · Alloy 400 / K-500 · Alloy 600 / 601 / 625 / 718 · Alloy 800 / 800H / 800HT · Alloy 825 · Hastelloy C-22 / C-276 · Alloy B-2 / B-3 · Alloy 20 · Alloy 31 · Alloy 59
Titanium
Titanium Grade 1 · Titanium Grade 2 · Titanium Grade 3 · Titanium Grade 4 · Titanium Grade 5 — Ti-6Al-4V · Titanium Grade 7 · Titanium Grade 9 · Titanium Grade 12 · Titanium Grade 23
Copper, Bronze & Other Alloys
Copper C101 / C110 · Cu-Ni 90/10 — C70600 · Cu-Ni 70/30 — C71500 · Aluminium Bronze C95400 / C95800 · SAE 660 / C93200 Bronze · Nickel Aluminium Bronze · Zirconium 702 · Tantalum · Cobalt alloys
03 / Specialist supply
Coated pipe, special alloys & critical fasteners.
High-intent supply categories for projects that demand controlled manufacture, testing, inspection and complete traceability.
SP-01 / CPL
Coated Line Pipe
API line pipe with 3LPE, 3LPP, FBE, DFBE and project-specific internal or external coating systems.
Explore specialist supply →SP-10 / CRASpecial Grades & Alloys
Duplex, super duplex, 904L, nickel alloys, Monel, Hastelloy and titanium across the complete product range.
Explore specialist supply →SP-20 / FASTIndustrial & Marine Fasteners
Stud bolts, bolts, nuts, threaded rod, washers, anchors and custom fasteners for industrial, marine and offshore applications.
Explore specialist supply →04 / Industries served
Built for harsh environments.
Where specification compliance, traceability and corrosion resistance cannot be optional.
MAR-01
Marine & Shipbuilding
Class-compliant steels and corrosion-resistant alloys for vessels, ferries and marine engineering.
OG-02
Oil & Gas / Offshore
Super Duplex, nickel alloys and low-temperature materials for process and subsea service.
PCR-03
Petrochemical & Refining
High-pressure and high-temperature piping materials supplied with full traceability.
CHM-04
Chemical Processing
Hastelloy, Alloy 20, 904L and other grades for severe corrosion environments.
FDP-05
Food, Dairy & Pharma
304L and 316L sanitary products with controlled finish and documentation.
STR-06
Structural Engineering
Structural sections, plates and project supply for infrastructure and fabrication.
05 / End-to-end
More than a supplier. A project partner.
Material sourcing
Flexible global sourcing from approved mills and manufacturers.
Contract manufacturing
Custom forgings, fittings, machining and fabricated components.
Quality and inspection
EN 10204 certification, PMI, testing and independent inspection.
Logistics and project supply
Export packing, project tagging and coordinated deliveries.
06 / Quality & compliance
Traceable. Inspected. Repeatable.
- EN 10204 3.1 / 3.2 mill test certificates
- Positive Material Identification (PMI)
- Mechanical and chemical testing to specification
- Independent inspection by SGS, BV or TÜV
- Heat-number traceability throughout the supply chain
07 / Our position
New Zealand based. Globally sourced.
Quality Metals Limited supports critical industries with reliable, specification-compliant materials sourced from approved manufacturers.
We work with contract manufacturers in China and India and coordinate independent inspection when required. Our focus is simple: correct material, correct documentation and dependable delivery.
Call to action / CTA-001
Send your BOM.
Send us your material list, drawings or specification. We'll respond with a clear technical and commercial quotation.