Product Details

API 594 wafer dual butterfly check valve

Product Description

1.Brief Description:

1).Model:H76X

2).Size:2"-40"

3).Pressure:Class150lb-class1500lb

4).Temperature:-20℃~+200℃

5).Medium:water,acid,steam,petroleum etc

2 Design Standard

Design and manufacture: API 6D
Face to face: ASME B16.10
Flange ends: ASME B16.5

Pressure/Temperature: ASME B16.34
Testing and checking: API 598

3.Main Properties

Testing pressure	Nominal pressure(Mpa)
LB	150LB	300LB	600LB	900LB	1500LB	2500LB
Strength test	3.1	7.8	15.3	23.1	37.8	63.4
Sealing test	2.2	5.5	11.0	16.5	27.5	46.2
Air test	0.5~0.7
Working temperature	PTFE≤150°C,

4.Main Spare Parts

No.	Part name	Material
1	Body	cast iron,ductile iron
2	Clack	carbon steel
3	Seat	NBR
4	Stem	Stainless steel

Packaging & Shipping

Shipping:20 days after order confirmed.

Packaging:Plywood case.

Our Services

1.Good quality and low price.
2.Good after-sale service.
3.Bring the finest goods to customer is our ultimate goal.
4.Products are exported to various countries.

Our company