Categoria 300 Classe Standard americano Raccordi per tubi in ghisa malleabile
- Certificato: UL Listed / FM Approvato
- Superficie: Ferro nero / Zincato a caldo
- Norma: ASME B16.3
- Materiale: ghisa malleabile ASTM A197
- Discussione: NPT / BS21
- Pressione d'esercizio: 300 PSI 10 kg/cm a 550° F
- Superficie: Ferro nero / Zincato a caldo
- Resistenza alla trazione: 28,4 kg/mm (minimo)
- Allungamento: 5% minimo
- Rivestimento di zinco: media 86 um, ogni raccordo ≥77,6 um
Dimensioni disponibili:

Articolo |
Dimensioni (pollici) |
Dimensioni |
Quantità per cassa |
Caso speciale |
Peso |
|||||
Numero |
A | B | C | D |
Maestro |
Interno |
Maestro |
Interno |
(Grammo) |
|
H-UNI02 | 1/4 | 19.5 | 17.5 | 22.0 |
200 |
50 |
100 |
50 |
130.5 |
|
H-UNI03 | 3/8 | 22.5 | 19.0 | 24.2 |
120 |
60 |
90 |
45 |
233 |
|
H-UNI05 | 1/2 | 24.5 | 20.0 | 27.0 |
80 |
40 |
40 |
20 |
261.4 |
|
H-UNI07 | 3/4 | 27.5 | 21.0 | 29.0 |
60 |
30 |
30 |
15 |
400 |
|
H-UNI10 | 1 | 29.0 | 23.0 | 32.5 |
36 |
18 |
18 |
9 |
665.8 |
|
H-UNI12 | 1-1/4 | 33.0 | 26.0 | 38.0 |
24 |
12 |
12 |
6 |
945.8 |
|
H-UNI15 | 1-1/2 | 35.5 | 29.0 | 41.5 |
20 |
10 |
10 |
5 |
1121.3 |
|
H-UNI20 | 2 | 42.0 | 32.0 | 45.0 |
12 |
6 |
6 |
3 |
1914 |
|
H-UNI25 | 2-1/2 | 44.0 | 37.0 | 51.0 |
8 |
4 |
4 |
2 |
2347 |
|
H-UNI30 | 3 | 55.5 | 43.0 | 58.0 |
6 |
2 |
3 |
1 |
3582.5 |
|
H-UNI40 | 4 | 61.5 | 54.0 | 64.5 |
2 |
1 |
1 |
1 |
8450 |
1.Building water supply pipeline system
2.Building heating and water supply system
3.Building fire pipeline system
4.Building gas pipeline system
5.Oil pipeline piping system
6.Other non corrosive liquid I gas pipelines


The 300 Class American Standard Malleable Iron Pipe Fittings Union With Brass Seat is a detachable fitting with both female threaded connections, featuring a ball-to-cone or ball-to-ball joint. It consists of a male tail, a female head, a union nut, and a brass seat, delivering strong performance and various functions.
Firstly, this malleable iron union is suitable for pipeline connections in many industries, including industrial, chemical, petroleum, natural gas, aerospace, shipbuilding, construction, and water treatment. Whether under high pressure or low pressure, this union can provide a reliable connection, ensuring the smooth flow of fluids in pipelines.
Secondly, this product is characterized by its corrosion resistance and durability. Made of malleable iron and treated with heat and galvanizing, it can prevent corrosion and rust in different environments. Moreover, the brass seat enhances the sealing performance of the union, ensuring good performance even under high temperature, high pressure, and vibration.
In addition, this product is easy to install and disassemble, thanks to the ball-to-cone or ball-to-ball joint connection. The union nut is made of high-quality steel, sturdy and reliable, and can be adjusted according to the needs of different pipelines.
Finally, this product meets American and international standards, ensuring high interchangeability and compatibility. Customers can purchase and use it with confidence, and also enjoy excellent after-sales service.
In summary, the 300 Class American Standard Malleable Iron Pipe Fittings Union With Brass Seat is a strong and versatile pipeline connection fitting, suitable for various industries and applications.
Garantiamo che ogni raccordo per tubi ricevuto dai nostri clienti sia qualificato.
D: Siete una fabbrica o una società commerciale?
A: Siamo una fabbrica con oltre 30 anni di esperienza nel settore della fusione.
D: Quali sono le modalità di pagamento supportate?
A: TTor L/C. 30% payment in advance, and the 70%balance would be paid before shipment.
D: Quanto tempo impiegate per la consegna?
A: 35 giorni dal ricevimento del pagamento anticipato.
D: È possibile ricevere campioni dalla vostra fabbrica?
R: Sì, verranno forniti campioni gratuiti.
D: Per quanti anni sono garantiti i prodotti?
A: Minimo 1 anno.
NOTIZIA