Quality Control

Man & Ind Company is approved by “Iranian National Standard and Industrial Research Organization” as one of qualified manufacturers and GRP pipe and fittings.

Our high quality products are approved by this organization to be used in various applications such as:

• Pressurized pipeline for potable water pipeline(ISIRI 10729 standard)
• Gravity municipal sewage piping systems (ISIRI 10730)
• Pressurized sewage pipeline (ISIRI 11433)
• Pressurized sewage pipeline accessories and fitting (ISIRI 11432)

Standard GRP pipes and fittings-farassan
high quality-FRP pipe-fittings
Quality Control-Raw Material-FRP pipe- Fittings

1- Raw Material

  • Inspection of received raw material 
  • Periodical test of stored raw material
  • Inspection of Raw material before use in production process 

2- Control of production Parameters

3- Quality control check of finished products before shipping

 

Quality Control Tests

Raw Materials Tests

Resin Chemical Tests Resin Viscosity ASTMD 2196-ISO 2555 ASTM D1200 --- --- ---
Density ASTM E100 --- --- --- ---
Styrene Content ASTM D1259 --- --- --- ---
Gel time of Resin ISO 2535 --- --- --- ---
Resin Reactivity ASTMD 2471 ASTM D7029 --- --- ---
Resin Acid Number ISO 2114 --- --- --- ---
Water absorption of cured Resin ISO 62-ASTM D570 --- --- --- ---
Mechanical Tests Barcol Hardness test of cured resin ASTMD 2583 --- --- --- ---
Tensile strength of resin --- --- --- --- ---
Elongation at Break of resin sample ASTM D638 --- --- --- ---
Heat distortion Temperature ISO 75 , ASTM D648 --- --- --- ---
Glass Roving Chop Roving

Hoop Roving

(Glass Roving)

Tex( g/km)(100-4800) ISO 3374,1174 --- --- --- ---
Moisture Content ISO3344 --- --- --- ---
Loss on ignition test(600oC) ISO1174 --- --- --- ---
Tensile strength ASTM D3822 --- --- --- ---
Chemical resistance test --- --- --- --- ---
Wetting characteristic --- --- --- --- ---
Fuzz on the Fiberglass Internal Standard --- --- --- ---
Chop Distribution --- --- --- --- ---
Ease of unwinding --- --- --- --- ---
Silica Sand siller Particle Size Distribution(sieve test) ASTM E11-ASTM C33 --- --- --- --- ---
Moisture content ISO 3344 --- --- --- --- ---
Loss on Ignition ISO 1172 --- --- --- --- ---
wetting Property Internal Standard --- --- --- --- ---
Accelerator
(Cobalt Octoate)
Metallic Ion Content Internal Standard --- --- --- --- ---
Gel Time using reference Resin ISO 2535 --- --- --- --- ---
Reactivity Property ASTMD7029, 2471 --- --- --- --- ---
Di Methyl Aniline (DMA) Gel Time using reference Resin ISO 2535 --- --- --- --- ---
Reactivity Property ASTM D 7029, 2471 --- --- --- --- ---
Peroxide Catalyst Gel Time ISO 2535 --- --- --- --- ---
Reactivity Property ASTM D 7029, 2471 --- --- --- --- ---
Surface Mat Area Weight ISO 3374 --- --- --- --- ---
Moisture Content ISOI 3344 --- --- --- --- ---
wetting Property Internal Standard --- --- --- --- ---
Tension --- --- --- --- --- ---
Netting Area Weight ISO 3374 --- --- --- --- ---
Netting Consistency   and measurement Internal Standard --- --- --- --- ---
Moisture Content ISO 3344 --- --- --- --- ---
Tension --- --- --- --- --- ---
Mylar Area Weight ISO 3374 --- --- --- --- ---
shrinkage at 190C Internal Standard --- --- --- --- ---
Melting at 250C Internal Standard --- --- --- --- ---
Gasket & Stopper Dimensional   check ISO 2859,9691,3302 --- --- --- --- ---
Cross Section check ISO 2859,9691,3302 --- --- --- --- ---
Shore Hardness A ISO7619 --- --- --- --- ---
Epoxy glue Gel time ISO 2535 --- --- ---
Reaction Property ASTMD7029, 2471 --- --- --- --- ---
Tensile Strength ISO 4587 --- --- --- --- ---
Styrene Polymer content ASTMD2121 --- --- --- --- ---
Inhibitor Content Internal Standard --- --- --- --- ---

Control production parameters

Raw Material check based on Project SPEC --- --- --- --- --- --- ---
Resin Daily tank --- --- --- --- --- --- ---
mandrel dimensional check --- --- --- --- --- --- ---
Material application zone --- --- --- --- --- --- ---

Pipe Quality Control

Visual Inspection  ASTMD3754-ASTM 2563 Pipe Inner and Outer surface inspection --- --- --- --- --- ---
Color and Lamination Structure check --- --- --- --- --- ---
Steel band  Imprint in the inner surface of Pipe --- --- --- --- --- ---
Visual Inspection for defects : Delamination , Blisters, etc --- --- --- --- --- ---
Inspection of Pipe ends after Chamfering --- --- --- --- --- ---
Pipe Dimensional   Control-ASTM D 3567 Pipe thickness --- --- --- --- --- ---
Outer Pipe Diameter --- --- --- --- --- ---
Pipe Dos Control --- --- --- --- --- ---
Measure the length of the tube --- --- --- --- --- ---
Pipe sampling for Chemical and Mechanical Tests Based on ASTM D3517 (one sample for every 100 pipe, or daily 1 sample or after any production disruption --- --- --- --- --- ---
Chemical tests Loss on Ignition Test ASTM D2584 --- --- --- --- ---
Water Absorption ASTM D570
ISO 62
--- --- --- --- ---
Mechanical Tests Pipe
Non-destructive Test
Hydrostatic Pressure Test Hydrostatic Pressure AWWA C950 --- --- --- ---
Barcol Hardness --- --- --- --- ---
Pipe Destructive Tests Hoop Tensile Strength ASTM D2290 , 3517 --- --- --- ---
Axial Tensile Strength ASTM D2105, ASTM D638 , 3517 --- --- --- ---
Ring Stiffness ASTM D2412,
ISO 7685
2500 Pa 5000 Pa 10000 Pa
Level A 15% 12% 9%
Level B 25% 20% 15%