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GB/T 24319-2009 English PDF

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GB/T 24319-2009: Technical conditions of cauldron-using mechanical seal for high pressure
Status: Valid
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GB/T 24319-2009139 Add to Cart 3 days Technical conditions of cauldron-using mechanical seal for high pressure Valid

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Basic data

Standard ID: GB/T 24319-2009 (GB/T24319-2009)
Description (Translated English): Technical conditions of cauldron-using mechanical seal for high pressure
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: G91
Classification of International Standard: 71.120.10; 21.140
Word Count Estimation: 6,694
Date of Issue: 2009-09-30
Date of Implementation: 2010-01-01
Quoted Standard: GB/T 1184-1996; GB/T 1239.2-2009; GB/T 1804-2000; HG/T 2098; HG/T 2099-2003; HG/T 2122-2003; JB 4726; JB 4728; JB/T 7369
Regulation (derived from): National Standard Approval Announcement 2009 No.10 (Total No.150)
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 type of structure with a high-pressure autoclave mechanical seals, requirements, labeling and packaging, complete supply and acceptance rules. This standard applies to steel, stainless steel high-pressure reactor with a vertical agitator shaft mechanical seal. Operating parameters: pressure of the autoclave 6. 3 MPa ~ 10 MPa (gauge pressure), internal temperature of not more than 350��C, stirring shaft 30 mm ~ 220 mm, line speed is not greater than 3m/s.

GB/T 24319-2009: Technical conditions of cauldron-using mechanical seal for high pressure

---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.
Technical conditions of cauldron-using mechanical seal for high pressure ICS 71.120.10; 21.140 G91 National Standards of People's Republic of China Kettle with high pressure mechanical seal technology Posted 2009-09-30 2010-01-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

The standard proposed by China Petroleum and Chemical Industry Association. This standard by the chemical industry and special sealing Standardization Technical Committee. This standard was drafted. Kunshan City autoclave with mechanical seal Factory, Shanghai Morimatsu Pressure Vessel Co., Ltd., Zhejiang Great Wall Reducer Co. Division, Wenzhou machine parts company, Beijing University of Chemical Technology. The main drafters of this standard. Wu Jianming, Wang Liming, Zhang Fei, Yu Peiqing, Li Jianzhong, Yang Dong. This standard was first formulated. Kettle with high pressure mechanical seal technology

1 Scope

This standard specifies the type structure with high-pressure autoclave mechanical seal, requirements, marking and packaging, supply kits and inspection rules. This standard applies to carbon steel, stainless steel stirred autoclave with a vertical axis of the high pressure mechanical seal. Its operating parameters. pressure in the autoclave 6.3MPa ~ 10MPa (gauge pressure); internal temperature of not more than 350 ℃; stirring shaft diameter 30mm ~ 220mm; is not greater than the linear velocity of 3m/s.

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/T 1184-1996 shape and position tolerances without individual tolerance value (eqvISO 2768-2. 1989) GB/T 1239.2-2009 Cold coiled helical springs - Technical specifications - Part 2. Compression springs GB/T 1804-2000 General tolerances for linear and angular dimensions without individual tolerance tolerance (eqvISO 2768-1. 1989) HG/T 2098 Kettle mechanical seal series and the main parameters HG/T 2099-2003 kettle mechanical seal test specification HG/T 2122-2003 kettle mechanical seal auxiliary device JB4726 pressure vessel carbon steel and low alloy steel forgings JB4728 pressure vessel steel forgings JB/T 7369 mechanical seal face flatness test methods

3 structure type

3.1 high-pressure autoclave with double-acting mechanical seal should be used or end structures according to working conditions, atmospheric side should balance the structure. 3.2 high-pressure autoclave with mechanical agitator shaft seal can be used as a fulcrum, if not as a fulcrum consider mixing shaft bearing parts should be positioned close to the mechanical seal The end face. Locating bearing, short axis, bushings, mechanical seals, etc. combined into a cooling water jacket "reactor mixing sealing device."

4 Requirements

4.1 Material Kettle mechanical seal type of material with high pressure shall comply with HG/T 2098's. Friction material should be used in tungsten carbide, silicon carbide, high-strength Of graphite. Rotating ring, stationary ring, secondary seal, material quality certificates should be used by the spring. Mechanical seal sealing liquid must choose Shall consider and process compatibility. 4.2 Manufacturing 4.2.1 seal chamber pressure and other forgings shall JB4726, JB4728 corresponding provisions for processing, and inspection reports. 4.2.2 rotating ring, stationary ring, stationary ring seat should be taken to eliminate work stress measures. 4.2.3 rotating ring, stationary ring seal faces should not have scratches, pores, dents and other defects affect the sealing performance, seal face flatness Press JB/T 7369 testing, the flatness of not more than 0.9μm, roughness R Rao ≤0.20μm. Parallelism tolerance 4.2.4 rotating ring, stationary ring seal ring abutting surface and the seal face by GB/T 1184-1996 Appendix B Table B. 3 Class 5 tolerance requirements. 4.2.5 sealed cavity holder is mounted stationary ring plane parts for grinding, powder painted with red lead inspection, the bonding rate should be greater than 80%. 4.2.6 rotating ring, the stationary ring and the secondary seal contact area of \u200b\u200bthe surface roughness R Rao ≤1.6μm, cylindrical bore size or tolerance, respectively
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