2024-12-12 Thursday
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国家市场监督管理总局
State Administration for Market Regulation
Special Equipment Licensing Office
Conformity Declaration for Pressure Vessel
1

Detail

2

Param

Conformity Declaration for Pressure Vessel Quality in Conformance with the Essential Safety Requirements

Declarer
Address
Manufacture Licensing level
License No.
Contact person
Telephone
E-mail

Product name
General drawing No.
Pressure vessel category

Stationary pressure vessel

Category I Category II Category III

Super high pressure vessel

Non-metallic pressure vessel

Medical Oxygen-cabin

Simple pressure vessel

Design pressure
MPa
Design temperature
℃
Body dimension
Shell material
Medium category
Mediumcategory
Group I
Group II
Design and manufacture standard

After comparing with the pressure vessel essential safety quality requirements of we hereby declare the products that we designed/manufactured in accordance with conform to the essential safety requirements. Please refer to the attached Comparison Table for Pressure Vessel Products and the Essential Safety Requirements of the Supervision Regulations on Safety Technology for Pressure Vessels for the comparison results;we commit ourselves to be responsible for the authenticity of the declaration.

Responsible person (signature)

Sign Date：

(This column shall be filled by SELO of SAMR) Serial No.:

Contrast Table for Transportable Pressure Vessel Products and the Essential Safety Requirements of the Supervision Regulations on Safety Technology for Transportable Pressure Vessels

No.

Chinese basic safety quality requirements

Adopted code requirements

Products’ practical situation

Conformity declaration

Note

Disposition

1

Material

requirements

(Regulations 2.3) [1]

Steel material chemical composition

C ≤ % ， S ≤ %
， P ≤ %

Shell material standards ：

Shell material designation ：

C ≤ % ， S ≤ %
， P ≤ %

Conform

Conform after disposition

Not conform

Pay attention to other pressure parts material

2

 

(Regulations 2.4)

Steel material

mechanical properties

 

Ratio of the yield strength and the tensile strength ＝

Impact energy （ KV2 ）＝

Elongation after fracture （ A ）＝

Ratio of the yield strength and the tensile strength ＝

Impact energy （ KV2 ）＝

Elongation after fracture （ A ）＝

Not applicable

Conform

Conform after disposition

Not conform

Pay attention to other pressure parts material

3

(Regulations 2.5)

Steel plate ultrasonic inspection

Require 100%

Require other percentage ：

Not required

Require 100%

Require other percentage ：

Not required

Conform

Conform after disposition

Not conform

4

(Regulations 2.8)

Aluminum and aluminum alloy

 

Material designation ：

Design temp limit ： ℃

Design pressure limit ： MPa

Operation situation ：

Material designation ：

Design temp limit ： ℃

Design pressure limit ： MPa

Operation situation ：

Not applicable

Conform

Conform after disposition

Not conform

5

Design

requirements

 

(Regulations 3.5)

Design method

 

Design by rules
Design by analysis

Conform

Conform after disposition

Not conform

6

(Regulations 3.3 3.10)

Design load

 

Pressure      Gravitational load   External acting force

TEMP difference load
Earthquake load     Wind load

Fatigue load    Initial load   
Other load

Pressure      Gravitational load   External acting force

TEMP difference load
Earthquake load     Wind load

Fatigue load    Initial load   
Other load

Conform

Conform after disposition

Not conform

7

(Regulations 3.5)

Failure mode

 

Brittle fracture(1) Ductile rupture(2)

Creep rupture(3) Elastic or plastic instability(4)

Nozzle leakage(5)   Others: (6)

Possible failure mode

 

Risk analysis report

Required Not required

Conform

Conform after disposition

Not conform

For category III pressure vessel, the risk evaluation report shall be issued

8

(Regulations 3.8)

Safety coefficient

 

nb ≥ ns≥

nd ≥ nn≥

nb ≥ ns≥

nd ≥ nn ≥

Conform

Conform after disposition

Not conform

9

(Regulations 3.9, 3.10.7, 3.10.8)

Medium group, hazardness, filling quantity

 

Medium number:

Name:

Medium group:

Hazardness:

The maximum allowable filling quantity:

Medium number:

Name:

Medium group:

Hazardness:

The maximum allowable filling quantity:

Not applicable

Conform

Conform after disposition

Not conform

The medium which is beyond the scope of the Table 3-4 of the Regulation shall be subject to technical review by the third party designated by SAMR.

10

Manufacture requirements

(Regulations 4.5)

NDT

 

Method and percentage ：

RT percentage ：

UT percentage ：

MT percentage ：

PT percentage ：

Conform

Conform after disposition

Not conform

11

(Regulations 4.6)

Postweld heat treatment

 

Heat treatment ：

Not required

Heat treatment process

Conform

Conform after disposition

Not conform

12

(Regulations 4.7)

Pressure testing

 

Method ：

Pressure coefficient ：

Hydraulic test   

pressure coefficient ：

Air pressure test       

pressure coefficient ：

Conform

Conform after disposition

Not conform

13

(Regulations 4.8)

Leakage test

 

Method ：

Air-tight test   

Ammonia leak test

Halogen leak test

Helium leak test

Others

Air-tight test   

Ammonia leak test

Halogen leak test

Helium leak test

Others

Not applicable

Conform

Conform after disposition

Not conform

14

(Regulations 4.3)

Welding coupon and

base metal heat

treatment specimen

 

Welding coupon ：     

Required   Not required

 

Base metal heat treatment specimen ：
Required   Not required

Welding coupon ：      

Available       Not available

Base metal heat treatment specimen ：
Available       Not available

Conform

Conform after disposition

Not conform

15

Others

Other items not listed above

Conform

Conform after disposition

Not conform

16

Other issues need to be emphasized and specified:


[1] Regulations refers to the Supervision Regulations on Safety Technology for Transportable Pressure Vessels( TSG R0005-2011)

The Conformity Declaration of PDF
The Comparison Table of PDF