Steel Swing Check Valve Pn40 GOST Standard

Product Description

Product Description Cast steel Swing Check Valve
19с53нж 19с76нж flanged steel swing check valve . 19с53нж and 19с76нж is used to automatically prevent the reverse flow of media in pipelines for water, steam, natural gas and other liquid and gaseous media that are neutral to valve body materials. The check valve is manufactured in the following nominal diameters: DN50, DN80, DN100, DN150, DN200
Main parts MaterialBody, bonnet,: Cast steel Disc: Cast steel

Specification

Suitable medium: water, oil, steam

Working temperature: ≤425ºC

Nominal pressure: PN16/25/40

Main Parts material

Body, bonnet: steel WCB

disc ,stem:WCB

seal:stainless steel

Detailed Photos Product Parameters
MAIN DIMENSIONS, mm

DN		PN	L mm	D mm	D1 mm	D2 mm	z-d	b-h	H	Weight
50		16	230	160	125	100	4-18	16-3	132	8
80		16	310	195	160	129	8-18	20-3	164	13.5
100		16	350	215	180	155	8-18	20-3	185	16.5
125		16	400	245	210	185	8-18	22-3	202	25.5
150		16	480	280	240	210	8-23	24-3	223	35
200		16	550	340	295	266	12-23	26-3	350	72.5

Packaging & Shipping
Company Profile First Class hardware equipments, Professional Product Quality In the production process, we adopt advanced workmanship and methods such as precise casting CNC maching and individualized assembling ect.We also introduced management philosphies into ever link of the process, to assure and esactly, timely and synchronously production as per the requirements of the customers.

FAQ 1.Can I have a sample order for valve?
A: Definitely Yes. We welcome your sample order for test and quality check. Mixed samples are acceptable.
2: We are interested in your products?
A : In order to recommend you suitable products, please provide detail information, like size, material, pressure, model. 3: Is the requirement for MOQ?
A: For some small size, like 2''-48''(DN50-DN1200), it request the MOQ is 50pcs for each size. Generally speaking, it depends on your order.
4 : How about the warranty?
A: The warranty time is 12 months after leaving our factory. We can repair or change because of the quality problems.
5 : Payment
A : Mainly T/T, Payment Term: 30% prepayment, 70% balance paid before shipping or against copy of BL.
6: Can you manufacture different standards valves according to customer requirements?
A : Yes. We can manufacture API,DIN,GOST standards for different pressure & temperature & size according to different needs.
If you want to know more about our products, please contact freely. We will patiently answer your all questions.

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