Manufacturer • Exporter • Stockist • Supplier+91 95869 11478
Hiren Pipes & Fittings

Quality Assurance

"The right product, at the right time, with complete customer satisfaction." — Our commitment since 1990.

Quality system

Dependable supply for critical infrastructure

Our quality assurance programme is documented in an approved manual covering all manufacturing, sales and service procedures. We exercise stringent quality control for accurate dimensions and mechanical properties at every stage — from sourcing to dispatch.

  • Approved Quality Assurance Manual covering manufacturing, sales and service procedures

  • Strict dimensional verification as per ASME / ASTM / API / IS standards

  • Mechanical property verification — tensile, hardness, yield and elongation testing

  • Chemical composition analysis via spectrometer / PMI (Positive Material Identification)

  • Material Test Certificates (MTC) from approved mills — 100% traceable

  • Non-Destructive Testing (NDT): Radiography (RT), Ultrasonic Testing (UT), Dye Penetrant (DPT), Magnetic Particle (MPT)

  • Hydrostatic pressure testing as per applicable standards

  • Visual and surface finish inspection including coating thickness measurement

  • Third-party pre-shipment inspection on request

  • Packing, marking and dispatch as per purchase order specifications

Quality inspection of industrial pipe fittings — Hiren Pipes & Fittings
"The right product, at the right time, with complete customer satisfaction."
— Hiren Pipes & Fittings commitment

Third-party inspection

Inspection through reputed TPI agencies

LLOYDS Register

International classification society providing TPI and certification for oil & gas and process industries.

EIL (Engineers India Limited)

Government of India undertaking providing TPI for PSU projects, refineries and petrochemical plants.

TUV (TÜV Rheinland / SÜD)

German certification and testing body providing international quality assurance and certification.

Bureau Veritas (BV)

International TIC group providing third-party inspection for oil & gas, power and process industries.

SGS

World's leading inspection, verification, testing and certification company.

Intertek

Provides quality assurance and testing services for industrial piping products.

Material Range

Carbon Steel

Mild Steel (MS), Carbon Steel (CS), EN series, ASTM / ASME grades

Alloy Steel

Chrome-Moly (Cr-Mo) grades P5, P9, P11, P22, P91; F5, F9, F11, F22, F91

Stainless Steel

Austenitic SS 304/304L/304H/316/316L/317/321/310S/347/904L

Duplex & Super Duplex

UNS S31803 (2205), UNS S32750 (2507), UNS S32760

Nickel Alloys

Nickel 200/201, Monel 400/K500, Inconel 600/625/825, Hastelloy C-276/C-22

Titanium

Grade 1, Grade 2, Grade 4, Grade 7 (Pd alloy)

GI (Galvanized Iron)

Hot-dip galvanized and electrolytic galvanized finishes

Non-Ferrous

Copper, Brass, Bronze, Aluminium — pipes, fittings and flanges