Supply of high quality CVKR silent check valve

High quality CVKR silent check valve supply CVKR silent check valve product details
The large-diameter silent check lubrication adopts the hydraulic contour design to achieve a better streamlined waterway
The design with fluid guide inside can ensure the minimum pressure loss
The silent eye check valve is installed at the water outlet of the pump, which can be quickly closed before the water flow reverses to avoid water hammer, water hammer sound and damaging impact, so as to achieve the purpose of silence, preventing backflow and protecting the equipment
It is widely used in water supply and drainage, fire protection, HVAC, industrial and other systems& Nbsp;
&Nbsp;
&Nbsp;
1、 Main technical parameters
Nominal diameter   Dn300-600mm
Nominal pressure   1
0/1
6/2
5mpa
Operating temperature   0 ℃ -80 ℃
Sealing test   1
1 times nominal pressure
Shell test   1
5 times nominal pressure
2、 Material description
Serial number   Part name   Material
1  Valve body   Gg25
2  Disc   Qa19-4
3  Bearing   Qa19-4
4  Spring   Sys316
5  Deflector   Gg25
6  Valve seat   Qa19-4
3、 Main overall dimensions (flange drilling shall comply with GB ／ tl7241
6— 1998)
Model   Nominal diameter   D1  D2  D3  N-φ D  L
&Nbsp& Nbsp; 1
0mpa  1
6 mpa  1
0mpa  1
6 mpa  1
0mpa  1
6 mpa  1
0mpa  1
6 mpa 
Cvkr-0300  Dn300  370  400  410  460  12-13  12-28  one hundred and eighty-one
Cvkr-0350  DN350   429  460  470  520  16-23  16-28  one hundred and eighty-four
Cvkr-0400  Dn400   480  515  525  580  16-28  16-31  one hundred and ninety-one
Cvkr-0450  Dn450   530  565  585  640  20-28  20-31  two hundred and three
Cvkr-0500  DN500   582  620  650  715  20-28  20-34  two hundred and nineteen
Cvkr-0600  DN600   682  725  770  810  840  20-31  20-37  two hundred and twenty-two
Cvkr-0700  DN700   794  840  840  895  910  24-31  24-37  two hundred and eighty
Cvkr-0800  DN800   901  950  950  1015  1025  24-34  24-40  three hundred and fifty-six
Cvkr-0900  Dn900   1001  1050  1050  1125  1125  28-40  28-40  three hundred and sixty-eight
Cvkr-1000  DN1000   1112  1160  1170  1230  1255  28-43  28-43  four hundred and thirty-two
Cvkr-1200  DN1200  & Nbsp& Nbsp; 1380  1390  1455  1485  32-49  32-49  five hundred and twenty-four
Walsh valve always insists on: “ Quality for survival, customer first, user first ” The purpose of
Make every effort to create a “ Professional manufacturing and professional service ” Our company hereby makes the following commitments:
Pre sales service:
1
the products are designed and manufactured in strict accordance with Chinese GB, Hg standards and American API standards
2
the products are inspected, accepted and packed by professional staff before leaving the factory

3
abide by the contract, ensure timely supply and keep in touch with customers at any time
After sales service:
1
the product warranty period is 12 months from the date of delivery, and “ San Bao ” Service (guaranteed return, replacement and repair)

2
during the use of products, our factory regularly sends professional technicians to visit customers and provide technical support

3
quickly respond to customers' complaints about product quality problems, and the after-sales service personnel rush to the site at the first time

Ordering process:
1
please fax the customer's purchase list to 025-58836577 or call 025-58183158

2
receive the customer's purchase list and provide the customer with valve model selection and quotation (price list)

3
 & Nbsp; Specific agreement: delivery date, special requirements, etc

Ordering instructions:
1
if the customer has special requirements for the product, the following instructions must be provided in the order contract:
(1) Structure length
(2) Connection form
(3) Nominal diameter, full bore, reduced diameter, pipe size
(4) Operating medium, temperature and pressure range
(5) Experiment, inspection standard and other requirements
2
various driving devices can be configured according to the special requirements of customers

3
if the customer provides the determined valve type and model, the customer shall correctly explain the meaning and requirements of the model, and sign the contract on the condition that both the supplier and the demander understand and agree

Contact: Mr
Huang
Tel: 025-58183158 Fax: 025-58836577
Mobile: 13851791122  Qq:9232250
Website: www
woesi Com email: njwoesi@163
com
Walsh valve always insists on: “ Quality for survival, customer first, user first ” The purpose of
Make every effort to create a professional manufacturing and professional service for you ” Our company hereby makes the following commitments:
Pre sales service:
1
the products are designed and manufactured in strict accordance with Chinese GB, Hg standards and American API standards
2
the products are inspected, accepted and packed by professional staff before leaving the factory

3
abide by the contract, ensure timely supply and keep in touch with customers at any time
After sales service:
1
the product warranty period is 12 months from the date of delivery, and “ San Bao ” Service (guaranteed return, replacement and repair)

2
during the use of products, our factory regularly sends professional technicians to visit customers and provide technical support

3
quickly respond to customers' complaints about product quality problems, and the after-sales service personnel rush to the site at the first time

Ordering process:
1
please fax the customer's purchase list to 025-84446656 or call 025-58183158

2
receive the customer's purchase list and provide the customer with valve model selection and quotation (price list)

3
 & Nbsp; Specific agreement: delivery date, special requirements, etc

Ordering instructions:
1
if the customer has special requirements for the product, the following instructions must be provided in the order contract:
(1) Structure length
(2) Connection form
(3) Nominal diameter, full bore, reduced diameter, pipe size
(4) Operating medium, temperature and pressure range
(5) Experiment, inspection standard and other requirements
2
various driving devices can be configured according to the special requirements of customers

3
if the customer provides the determined valve type and model, the customer shall correctly explain the meaning and requirements of the model, and sign the contract on the condition that both the supplier and the demander understand and agree

Contact: Mr
Huang
Tel: 025-58183158 Fax: 025-84446656
Mobile: 13851791122  Qq:9232250
Website: http://www
njwoesi
com Email: njwoesi@163
com