AVAILABLE WITH ISI CERTIFICATION MARK

HYDROSTATIC TEST 

The fittings are kept under pressure for 15 seconds when they are struck moderately with a 700 gm. hammer. The fittings withstand the pressure test without showing any leakage, sweating or other defect of any kind.

HYDROSTATIC TEST PRESSURE FOR FITTINGS

SIZE
 1) Fitting without branches
2) Fitting with branches not greater than half the principal diameter    (kgf/cm )
Fitting with branches greater than half the principal diameter (kgf/cm)
80 to 300

25

25

350 to 600

20

15

700 to 1500

15

10

TOLERANCE

Length

I. Socket fittings & Tailpieces              i) Upto 450 mm       20mm
                                                               ii) Above 450 mm + 20 mm
                                                                                              - 20 mm

II. Flanged fittings                               All Diameter      + 10mm

Mass

I.   i) Non Standard fittings
     ii) Fittings with more than one branch                      + 12 percent
    iii) Bends

II. Other Standard fittings                                                  8 percent

                                                            

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