Tees TupyNPT

The TUPY NPT-Medium Pressure fittings are applied for conducting liquids, gases and vapors.

The TUPY NPT-High Pressure fittings, when the dimensions so allow, are recorded with the following identifications:
– Trademark TUPY®.
– The rated diameter.
– The monogram MI (Malleable Iron).
– The monogram WOG (water, oil and gas).
– The number 300 (Indicating the class).
– The number 2000 or 1500 or 1000 or 500 (indicating the service pressure in psi, in the range from -29 to 66°C).
– The name BRAZIL (Indicating the manufacturing country).
– The monogram (Underwiters Laboratories Inc.)

The TUPY NPT-High Pressure fittings are inspected in a manner to ensure the specifications of standards ABNT NBR 6925, ASME B 16.3 and ASME B 16.39.

The TUPY NPT-Medium Pressure fittings are produced in compliance with the specifications of standard ABNT NBR 6925 and ASME B 16.3, except for the unions which comply with specifications ASME B 16.39. We point out that, depending upon the figure, some diameters may appear in one standard but not in another.

The TUPY NPT-High Pressure fittings are made of black malleable iron in compliance with standards ABNT NBR 6590 and ASTM A-197.

Tupy S.A. reserves the right to introduce in its product lines the alterations which it deems appropriate.
The weights (g) appearing in this price list are subject to alterations without prior notice. For your safety, ensure that the fittings acquired are in compliance with the aforesaid standards and that tightness tests are executed before final use in the networks installed.

	Rated Diameter
Temperature °C	1/4 to 1 (psi)*	1 1/4 to 2 (psi)*	2 1/2 to 6 (psi)*	Unions from 1/4 to 4 (psi)**
-29 to 66	2.000	1.500	1.000	600
93	1.785	1.350	910	550
121	1.575	1.200	825	505
149	1.360	1.050	735	460
177	1.150	900	650	415
204	935	750	560	370
232	725	600	475	325
260	510	450	450	280
288	300	300	300	230

Unit Conversion
1 bar	14,5 psi
1 bar	1 kgf/cm²
1 bar	0,1 MPa
1 psi	1 lbf/pol²

* Maximum Service Pressures as per ASME B 16.3 standard.
** Maximum Service Pressures as per ASME B 16.39 standard.

The TUPY NPT-High Pressure fittings are produced with a black finishing (non-toxic oil) or hot-dip galvanizing, as per ABNT NBR 6323 and ASTM A-153. Other special claddings (Epoxy paints, cataphoretic, hybrid, double-dip galvanizing, etc.) can be supplied upon inquiry.

The sealing threads of the TUPY NPT-High Pressure fittings are produced in compliance with the specifications of standards ABNT NBR 12912 and ANSI B 1.20.1. (conic external and internal thread). Other types, produced upon inquiry.