High Pressure Welding Hose

Technical characteristics of the welded metal hose

Conditional diameter (DN, DN), mm	6 - 300 mm
Working pressure (Rrab, PN), bar	vacuum to 440 bar
Testing pressure (Risp), bar	1.25 Prab, or 1.5 Prab, or according to customer's specification
Working environment temperature, ° С	from -196 to +600 ° C
Vibration resistance	Up to 2,000 Hz
Number of sleeves	0 to 3 pcs
Dimensions of the weld-in fitting	According to GOST, DIN or at the request of the customer

Selection of end fittings for welding sleeves

• AR02. The shortened union for welding from a pipe in accordance with GOST 9941-81.
• A01. Pipe fitting to DIN.
• A02. DIN shortened pipe fitting.
• A10. Stepped fitting
• According to the statement of work or customer drawing

Selection of a metal hose according to the characteristics of the bellows

The supporting structure of the metal hose is a stainless steel bellows. He is responsible for the basic characteristics of the MRPD - tightness, flexibility, durability, reliability. JSC "VZM" manufactures bellows in a standard version that meets most of the requirements of customers, and in various specialized versions.

Send a description of the known parameters (working pressure, bending radii, temperature, etc.) to VZM specialists to select a metal hose with the optimal type of bellows for your operating conditions. The characteristics of some types of metal hose bellows are also given on the website.

Advantages of ordering metal hoses produced by VZM JSC

• Advanced bellows hydroforming technology enables products to be used in equipment with high reliability requirements.
• 100% phased product quality control
• Designated metal hose service life of up to 35 years
• Production in accordance with GOST, DIN or TK of the customer
• We accept orders from 1 piece to large batches (over 5,000 pcs). Metal hoses МР and МРВД Vladimir plant are used by leading industrial enterprises of Russia and the CIS countries.

The price of a metal hose for welding depends on the diameter, working pressure, length, type of end fittings and other parameters. Leave a request for processing by VZM JSC specialists and obtaining information about the price and delivery time.

Standards and Permissions:

• TU 3100-001-93545637-2006
• Certificate and declaration ТР ТС 032 “On safety of equipment operating under excessive pressure”
• Certificate of conformity with the EU PED Directive for pressure equipment.
• GOST R certificate
• Other certificates and licenses on request.