GOST-33259 Carbon Stainless Steel Weld Neck Flange

Product Introduction

Size

NPS 1/2″-48” DN15-DN1200

Pressure

PN16; PN25; PN40; PN63.PN100

Material

Carbon Steel：A105 Q235B SS400.

Stainless Steel: 304 316 321

Surface

RF, FF

GOST 33259 is a standard issued by the Russian National Standards Committee (GOST), which mainly covers technical specifications for stainless steel welding, welds, and flanges. In this standard, it does include neck welded flanges.
The following are some possible characteristics and provisions regarding the neck welding flange in GOST 33259 standard:

Flange type:

The standard may include various types of flanges, one of which is the welded neck flange. This type of flange typically has a raised neck, suitable for connecting to pipelines.

Pressure rating:

GOST 33259 may specify different pressure ratings for neck welded flanges to meet the needs of different engineering and pipeline systems.

Material requirements:

GOST 33259 may specify specific requirements for the materials used in flanges, typically involving stainless steel materials.

To obtain accurate and detailed information, it is recommended to refer to the specific version of GOST 33259 standard or contact a professional engineer, manufacturer, or supplier. These sources can provide detailed information on the specific specifications, performance, and applicable fields of neck welded flanges.

1.Shrink bag–> 2.Small Box–> 3.Carton–> 4.Strong Plywood Case

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Packing & Shipment

1.Professional manufactory.
2.Trial orders are acceptable.
3.Flexible and convenient logistic service.
4.Competitive price.
5.100% testing,ensuring the mechanical properties
6.Professional testing.

1.We can guarantee the best material according to related quotation.
2.Testing is performed on each fitting before delivery.
3.All packages are adapt for shipment .
4. Material chemical composition is conformed with international standard and environment standard.

A) How can I get more details about your products?
You can send an email to our email address. We will provide catalogue and pictures of our products for your reference.We can also supply pipe fittings, bolt and nut, gaskets etc. We aim to be your piping system solution provider. 

B) How can I get some samples?   
If you need, we will offer you samples for free, but new customers are expected to pay express charge. 

C) Do you provide customized parts? 
Yes, you can give us drawings and we will manufacture accordingly. 

D) To which country have you supplied your products?
We have supplied to Thailand, China Taiwan, Vietnam, India, South Africa, Sudan, Peru , Brazil, Trinidad and Tobago, Kuwait, Qatar, Sri Lanka, Pakistan, Romania, France, Spain, Germany, Belgium, Ukraine etc. (Figures here only include our customers in latest 5 years.). 

E) I can’t see the goods or touch the goods, how can I deal with the risk involved?  
Our quality management system conforms to the requirement of ISO 9001:2015 verified by DNV. We are absolutely worth your trust. We can accept trial order to enhance mutual trust.