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GB/T 25862-2010 English PDF

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US$419.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 25862-2010: Coaxial heat exchanger for refrigeration equipment and air-conditioning
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 25862-2010	419	Add to Cart	3 days	Coaxial heat exchanger for refrigeration equipment and air-conditioning	Valid

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Basic data

Standard ID: GB/T 25862-2010 (GB/T25862-2010)
Description (Translated English): Coaxial heat exchanger for refrigeration equipment and air-conditioning
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: J73
Classification of International Standard: 27.200
Word Count Estimation: 18,147
Date of Issue: 1/10/2011
Date of Implementation: 10/1/2011
Quoted Standard: GB/T 191; GB/T 1527; GB/T 3625; GB/T 8163; GB/T 9286-1998; GB/T 10079-2001; GB/T 10125; GB/T 13306; GB/T 13384; GB/T 13793; GB/T 14976; JB/T 4750-2003; JB/T 7249; JB/T 90558
Regulation (derived from): Announcement of Newly Approved National Standards 2011 No. (No. 166 overall) 1
Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary: This Standard specifies Refrigeration and Air Conditioning Terminology and definitions for the coaxial tube heat exchanger, the basic parameters, requirements, testing, inspection rules, marking, packaging, transport and storage. This Standard is applicable to to R134a, R22, R407c, R410A, etc. A1 refrigerants, water, saline solution, and ethylene glycol as the refrigerant contained in the refrigeration and air-conditioning heat exchanger.

GB/T 25862-2010: Coaxial heat exchanger for refrigeration equipment and air-conditioning

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Coaxial heat exchanger for refrigeration equipment and air-conditioning ICS 27.200 J73 National Standards of People's Republic of China Refrigeration & Air Conditioning coaxial tube heat exchanger Issued on. 2011-01-10 2011-10-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Preface Ⅰ 1 Scope 1 2 Normative references 1 3 Terms and definitions 4 Basic parameters 1 5 requires 3 6 Test 5 7 7 inspection rules 8 signs, packaging, transportation and storage 9 Model methodology Appendix A (informative) coaxial tube heat exchanger 10 Performance test and calculation methods in Appendix B (normative) coaxial tube heat exchanger 11

Foreword

This document, GB/T 1.1-2009 given rule drafting. The standard proposed by China Machinery Industry Federation. This standard by the national refrigeration and air conditioning equipment Standardization Technical Committee (SAC/TC238) centralized. This standard is drafted by. Intel heat transfer equipment (Zhejiang) Co., Ltd., Hefei General Machinery Research Institute, Beijing Olympic Taihua Refrigeration Equipment Ltd., Hefei General Environmental Control Technology Co., Ltd. Participated in the drafting of this standard. Zhejiang boilers Limited. The main drafters of this standard. Fang true Jian, Huang Linfeng, Shizhu Qing, Li Bo, Pulian Fu, Zhang Jin water, Peng Fei, Cheng Li rights, Chen Fang electricity. This standard by the National Standardization Technical Committee refrigeration and air conditioning equipment responsible for the interpretation. Refrigeration & Air Conditioning coaxial tube heat exchanger

1 Scope

This standard specifies the refrigeration and air conditioning coaxial tube heat exchanger (hereinafter referred to as "heat") terms and definitions, basic parameters, to Requirements, testing, inspection rules, marking, packaging, transportation and storage. This standard applies to R134a, R22, R407c, R410A, etc. A1 refrigerants, water, saline solution and ethylene glycol as the carrier refrigerant Refrigeration and air-conditioning heat exchangers.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document. GB/T 191 Packaging - Pictorial signs GB/T 1527 copper and copper alloy tube drawing GB/T 3625 heat exchangers and condensers with titanium and titanium alloy tube GB/T 8163 Seamless steel tubes Cut test GB/T 9286-1998 Paints and varnishes GB/T 10079-2001 piston single-stage refrigeration compressor GB/T 10125 artificial atmosphere corrosion test salt spray test GB/T 13306 signs GB/T 13384 mechanical and electrical products packaging General technical conditions GB/T 13793 straight seam welded steel pipe GB/T 14976 fluid transport stainless steel seamless pipe JB/T 4750-2003 refrigeration apparatus pressure vessels JB/T 7249 term refrigeration equipment JB/T 9058 Determination of refrigeration equipment cleanliness

3 Terms and Definitions

JB/T 7249 and as defined in the following terms and definitions apply to this document. 3.1 Coaxial tube heat exchanger coaxialheatexchanger Inner tube with spiral, the inner and outer tubes are closely nested and coaxial tube heat exchanger.

4 basic parameters

4.1 heat transfer area Without machining or rolling into a spiral pipe outer area in front of the heat exchanger heat transfer area, according to equation (1) calculations. S = πdl × 10-6 (1) ......

Image

Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 25862-2010_English be delivered?

Answer: Upon your order, we will start to translate GB/T 25862-2010_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 3 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of GB/T 25862-2010_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 25862-2010_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.

Question 3: Does the price include tax/VAT?

Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countries

Question 4: Do you accept my currency other than USD?

Answer: Yes. If you need your currency to be printed on the invoice, please write an email to Sales@ChineseStandard.net. In 2 working-hours, we will create a special link for you to pay in any currencies. Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.