Quality-assured piping, fittings, valves, structural steel, and industrial equipment sourced from approved manufacturers and delivered with full documentation and traceability.
NASQS supplies industrial materials across four core product categories — serving EPC contractors, project owners, fabricators, and industrial buyers. Every product we supply is sourced from qualified manufacturers, inspected to project specifications, and delivered with complete material certification and traceability documentation.
We are not general traders. Our procurement is backed by technical understanding, vendor qualification, and third-party inspection coordination ensuring that what arrives on site matches what was specified on the purchase order.
Pipes & Piping
Carbon steel, stainless steel, and alloy steel pipes for industrial piping systems seamless and welded, in standard and non-standard sizes. Sourced from approved mills with full MTCs, heat traceability, and third-party inspection as required.
Key Products:
- Seamless carbon steel pipes (ASTM A106, A53)
- Welded carbon steel pipes (ASTM A671, A672)
- Stainless steel pipes (ASTM A312, A358)
- Alloy steel pipes (ASTM A335 — P5, P9, P11, P22, P91)
- ERW and LSAW line pipes (API 5L — Gr. B, X42, X52, X60, X65)
- Pipe spools, supports, and piping accessories
Applicable Standards:
ASTM, ASME B36.10/B36.19, API 5L, DIN, EN, JIS
Pipe Fittings & Valves
Forged and fabricated pipe fittings, industrial valves, flanges, gaskets, and fasteners — for high-pressure, high-temperature, and corrosive service applications across oil & gas, power, and petrochemical projects.
Key Products:
- Butt-weld fittings – elbows, tees, reducers, caps (ASTM A234, A403)
- Forged fittings – couplings, unions, bushings (ASTM A105, A182)
- Flanges – weld neck, slip-on, blind, socket weld (ASME B16.5, B16.47)
- Gate valves, globe valves, check valves, ball valves, butterfly valves
- Gaskets – spiral wound, ring joint, PTFE, graphite
- Fasteners – studs, bolts, nuts (ASTM A193, A194, A320)
Applicable Standards:
ASME B16.5, B16.9, B16.11, B16.47, API 600, API 602, API 6D, MSS-SP
Structural Steels
Hot-rolled structural sections, steel plates, and fabricated steel components for infrastructure, industrial construction, and heavy engineering projects. Supplied with mill certificates and dimensional inspection as required.
Key Products:
- Universal beams (UB) and columns (UC)
- H-beams, I-beams, and wide-flange sections
- Steel plates – carbon, alloy, and wear-resistant grades
- Channels, angles, and flat bars
- Hollow sections – square, rectangular, and circular (SHS, RHS, CHS)
- Fabricated base frames, supports, and embedded items
Applicable Standards:
ASTM A36, A572, A992, EN 10025, EN 10210, EN 10219, JIS G3101, IS 2062
Industrial Equipment
Piping fabrication equipment, welding machinery, and industrial mechanical equipment — sourced from specialised manufacturers for fabrication workshops, construction sites, and industrial facilities.
Key Products:
- Pipe cutting and bevelling machines
- Pipe bending machines (induction and cold)
- Welding machines and positioners
- Pipe prefabrication and spool fabrication equipment
- Flange facing and boring machines
- Industrial mechanical equipment and spare parts
Applicable Standards:
OEM specifications, project-specific requirements, CE marking where applicable
Every product supplied by NASQS goes through a structured quality assurance process — from vendor qualification through final release.
Vendor Qualification
Specification Compliance
Inspection & Testing
Documentation & Traceability
Send Us Your Material Requirements — We'll Handle the Rest
Share your material requisition, specifications, or enquiry — and our team will provide a technical and commercial proposal within 48 hours.
