·Zhejiang Automobile Air Conditioning Standardization Technical Committee fell into Quanzhou

On July 29, the reporter learned from the Longquan City Quality Supervision Bureau that the Zhejiang Provincial Quality Supervision Bureau approved the establishment of the Zhejiang Automobile Air Conditioning Standardization Technical Committee in the city. This is the first provincial-level standard technical committee to settle in Longquan City.

Longquan Auto Air Conditioning Parts Industry is one of the 42 block industrial clusters and 14 ecological industrial clusters in the province. It is the fastest growing and most potential leading industry in the city's industrial economy. In the past 10 years, the development momentum has been particularly rapid. It has been awarded the honorary titles of “China Automobile (Air Conditioning) Parts Manufacturing Base” and “Zhejiang Automobile Air Conditioning Parts Industry Base”. By the end of 2013, there were 167 production enterprises, including 72 enterprises above designated size, with a total output value of 7.5 billion yuan in 2013.

At the same time, the quality management and standardization work capacity of Longquan City's automobile air-conditioner parts manufacturing enterprises have been further improved. The Municipal Quality Supervision Bureau has carried out a package of service activities for the “Quality and Strong Industry” of the automotive air-conditioning parts industry around the development of service-specific industries. It has collected 73 effective product standards, technical conditions and test method standards at home and abroad, and implemented two provincial-level In the block industry standardization key project, four industry alliances such as "Aluminum Pipe and Assembly for Automotive Air Conditioning", "Thermal Expansion Valve for Automotive Air Conditioning", "Car Air Conditioner Condenser" and "Automotive Air Conditioner Evaporator" were compiled. standard. In addition, Zhejiang Santian Filter Co., Ltd. also participated in the formulation of two national industry standards for "Test Method for Internal Combustion Engine Air Filters" and "Polyurethane for Internal Combustion Engine Filters Part 1: Air Filter Cores".

"The preparation of the Automotive Air Conditioning Standards Technical Committee has won the standard discourse right in the automotive air-conditioning industry in the province." The relevant person in charge of the Longquan City Quality Supervision Bureau said that the automobile air-conditioning standard technical committee will settle in the city and will benefit the city. Promote the automobile and air-conditioner parts enterprises in our city and even the whole province to timely convert the core technology or the independent intellectual property rights owned by the company into standards, improve the independent innovation capability of enterprises, and promote the healthy and sustainable development of the eco-industrial clusters. And it is also a window for the city's enterprises to display the technical strength and standardization work ability of the industry. It is to promote the core technology of enterprise R&D in our city and establish a good platform for connecting with advanced technology at home and abroad.

It is reported that the Secretariat of the Automotive Air Conditioning Standards Technical Committee will be located in the Industrial Innovation Service Center of Longquan City, responsible for the standardization of technicalization in the relevant professional fields of the province, and substantively promote the formulation, revision, transformation and adoption of advanced standards, and the national standard technology. The committee will connect and participate in the evaluation and analysis of technical barriers to trade. At present, the city collects members from all over the province. In the next step, the secretariat office will be set up to carry out personnel training and standard system preparation, and the formation work will be completed before the end of this year.

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Technical specifications of Friction welding drill pipe

Drill Pipe Diameter

Upset Type

RSC

Model

Steel Grade

mm

Wall

Thickness

mm

External diameter

of upset end

mm

Internal diameter

of upset end

mm

in

60

2 3/8

EU

NC26

DZ50,R780

6/7.11

65.1

46.10

EU

NC26

G105,S135

7.11

65.1

39.67

73

27/8

EU

NC31

DZ50,R780

9

81.0

54.64

EU

NC31

G105,S135

9.19

81.0

50.80

89

31/2

EU

NC38

DZ50,R780

10

98.4

66.09

EU

NC38

G105,S135

9.35

98.4

63.50

114

41/2

IEU

NC46

DZ50,R780

8

127.0

92.00

IEU

NC46

G105,S135

8.56

119.1

73.02

EU

NC50

G105,S135

8.56

127.0

90.47

127

5

IEU

NC50

DZ50,R780

10

130.2

90.47

IEU

NC50

G105,S135

9.19

130.2

90.47

139.7

51/2

IEU

51/2FH

G105,S135

9.17

144.5

96.82

168

65/8

IEU

65/8FH

G105,S135

9.19

176.2

135.00

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