Zhejiang Yongsheng Technology Co., Ltd.

Threaded Check Valves

​The bonnet to body connection of Forged check valve could be in bolted type, welded type, screwed type. For bolted type bonnet, the bonnet is connected with body with bolts and nuts together with sprial gasket between them, and metal ring gasket could also be chosen if required.

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Product Details

The bonnet to body connection of Forged check valve could be in bolted type, welded type, screwed type. For bolted type bonnet, the bonnet is connected with body with bolts and nuts together with sprial gasket between them, and metal ring gasket could also be chosen if required.


Features:

1. Good sealing performance

2. Reliable safety guarantee

3. Long life span and etc.


Application:
By using different material, the valves could be suitable for water, steam, oil, nitric acid, acetic acid, oxidizing substance, carbamide and etc.

Specifications

Type

Threaded check valves

Design Standard

API602/BS5352

Face to face

MFR’’s Standard

Threaded End

ASME B16.11

Wall thickness

API 602/ASME B16.34

Inspection and test

API 602

Size

NPS1/2″~NPS2″

Class

CL800LB~CL2500LB

Material

A105、LF2、F11、F22、F51、F91、F304、F316、F304L、F316L etc.

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