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GB/T 12236-2008 English PDF

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Q: Should I purchase the latest version GB/T 12236-2008?

Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 12236-2008 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically.

US$299.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 12236-2008: Steel swing check valve for petroleum, petrochemical and allied industries
Status: Valid

GB/T 12236: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 12236-2008	299	Add to Cart	3 days	Steel swing check valve for petroleum, petrochemical and allied industries	Valid
GB/T 12236-1989	359	Add to Cart	3 days	General purpose industrial valves--Steel swing check valves	Obsolete

Similar standards

GB/T 12230 GB/T 12241 GB/T 12238 GB/T 12237

Basic data

Standard ID: GB/T 12236-2008 (GB/T12236-2008)
Description (Translated English): Steel swing check valve for petroleum, petrochemical and allied industries
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: J16
Classification of International Standard: 23.060.50
Word Count Estimation: 13,164
Date of Issue: 2008-02-02
Date of Implementation: 2008-07-01
Older Standard (superseded by this standard): GB/T 12236-1989
Quoted Standard: GB 250; GB/T 152.1; GB/T 152.2; GB/T 152.3; GB/T 152.4; GB/T 196; GB/T 197; GB/T 6175; GB/T 9113.1; GB/T 9113.2; GB/T 9113.3; GB/T 9113.4; GB/T 12220; GB/T 12221; GB/T 12224; GB/T 12228; GB/T 12229; GB/T 12230; JB/T 9092-1999
Adopted Standard: BS 1868-1975, NEQ
Regulation (derived from): National Standard Approval Announcement 2008 No.2 (Total No.115)
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 the form of structural bolted bonnet steel swing check valve, technical requirements, materials, test methods and inspection rules, signs, corrosion, painting, packaging and storage and so on. This standard applies to bolt steel swing check valve bonnet flange connection or welding. Its parameters: Nominal pressure PN16 ~ PN420, nominal sizes DN50 ~ DN600, temperature -29��C ~ 538��C, using the medium of oil, chemical, natural gas and related products.

GB/T 12236-2008: Steel swing check valve for petroleum, petrochemical and allied industries

---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.
Steel swing check valve for petroleum, petrochemical and allied industries ICS 23.060.50 J16 National Standards of People's Republic of China Replacing GB/T 12236-1989 Petroleum, chemical and allied industries of steel Swing Check Valve Posted 2008-02-02 2008-07-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

This standard corresponds to BS1868. 1975 "Petroleum, Chemical and allied industries steel check valves", and BS1868. 1975 for the degree of consistency Non-equivalent. This standard replaces GB/T 12236-1989 "General Steel swing check valve." And GB/T 12236-1989 compared to primary To change the following. --- Standard name was changed to "petroleum, chemical and allied industries steel swing check valve"; --- From the scope of application of the standard nominal pressure PN16 ~ PN160, nominal size DN50 ~ DN500 Nominal pressure to expand PN16 ~ PN420, nominal size DN50 ~ DN600; --- The original standard body minimum thickness requirement has been modified, a consolidation of the original wall thickness table two pressure systems, and expanded other The wall thickness of the pressure-diameter (1989 Version 4.1.2); --- Increased requirements for minimum diameter of the valve seat; --- Increasing the discharge port of the valve body requirements; --- Modify the seat requirement (1989 Version 4.1.8); --- Modify the seat surfacing alloy thickness requirements (1989 Version 4.1.8); --- Increased requirements vice elastic sealing; --- Modified valve surfacing alloy thickness requirements (1989 Version 4.3.1); --- Special accessories increased requirements; --- Increasing the welding end valve body material requirements; --- Modify the body and bonnet stud connection request (1989 Version 4.5); --- Information about the requirements of the elastic sealing life testing; --- Revised test methods, increase the type tests and requirements specified test methods; --- Modify the content of the flag, supply requirements; --- Adjustments to the original standard appendix A to the text, the contents of Appendix A to the "valve order contract data table." Appendix A of this standard is an informative annex. The standard proposed by China Machinery Industry Federation. The standard valve by the National Standardization Technical Committee (SAC/TC188) centralized. This standard was drafted. The Shanghai-Valve Co., Ltd., Hefei General Machinery Research Institute. The main drafters of this standard. Yang Hang, Wang Xiaojun. This standard replaces the standards previously issued as follows. --- GB/T 12236-1989. Petroleum, chemical and allied industries of steel Swing Check Valve

1 Scope

This standard specifies the structure Bolted bonnet steel swing check valve (referred to as "valve"), technical requirements, materials, test Test methods and inspection rules, marks, corrosion, painting, packaging and storage and transportation. This standard applies to bolt steel swing check valve bonnet flange connection or welding. Its parameters are. nominal pressure PN16 ~ PN420, nominal size DN50 ~ DN600, the use of temperature -29 ℃ ~ 538 ℃, the use of media in petroleum, chemical, natural gas and related system Goods.

2 Normative references

The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard. GB 150 steel pressure vessels GB/T 152.1 ~ 152.4 fastener through-holes and sink holes GB/T 196 common thread basic size (GB/T 196-2003, ISO 724.1993, MOD) GB/T 197 common thread tolerance (GB/T 197-2003, ISO 965-1.1998, MOD) GB/T 61752 type hexagon nuts (GB/T 6175-2000, eqv ISO 4033.1999) GB/T 9113.1 ~ 9113.4 Integral steel pipe flanges GB/T 12220 Universal Valve logo (GB/T 12220-1989, idt ISO 5209. 1977) GB/T 12221 metal valve structure length (GB/T 12221-2005, ISO 5752. 1982, MOD) GB/T 12224 General requirements for steel valves GB/T 12228 Universal valves carbon steel forgings GB/T 12229 Universal valves carbon steel castings GB/T 12230 Universal valves stainless steel castings Inspection and testing JB/T 9092-1999 valves

3 structure

Typical swing check valve structure shown in Figure 1 and Figure 2. ......

Image

Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 12236-2008_English be delivered?

Answer: Upon your order, we will start to translate GB/T 12236-2008_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 12236-2008_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 12236-2008_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.

Question 5: Should I purchase the latest version GB/T 12236-2008?

Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 12236-2008 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically.