Standard Formulation

There are currently about 20 national or industry standards for metal bellows and bellows expansion joints in China. Among them, our company has led the formulation of 15 standards (some are shown in the table below). The technological development of the domestic metal bellows industry has always been led by us.

 

Serial number Standard code Standard name Standard category

1

GB/T 30092-2013

Metal bellows compensator for high-voltage combined electrical apparatus National Standard

2

JB/T 11620-2013

Metal bellows for nuclear-grade valves Industry standard

3

JB/T 9484-2010

Deep corrugated tube size series Industry standard

4

JB/T 9486-2010

Connection sealed welded corrugated pipe size series

Industry standard

5

JB/T 5534-2007

Tin bronze corrugated tubes for pressure type temperature controllers Industry standard

6

JB/T 6169-2006

Metal corrugated pipe Industry standard

7

JB/T 10507-2005

Metal bellows for valves Industry standard

8

JB/T10523-2005

Transverse groove heat exchange tubes for shell and tube heat exchangers Industry standard

9

JB/T7485-2007

Metal diaphragm Industry standard

10

JB/T 6171-2013

Multi-layer metal bellows expansion joint Industry standard

 

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