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GB/T 10708.3-2000 PDF English

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GB/T 10708.3-2000: Reciprocating rubber seals. Types, dimensions and tolerances. Part 3: Rubber dust seals
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GB/T 10708.3: Historical versions

Standard IDUSDBUY PDFDeliveryStandard Title (Description)Status
GB/T 10708.3-200070 Add to Cart Auto, 9 seconds. Reciprocating rubber seals. Types, dimensions and tolerances. Part 3: Rubber dust seals  
GB/T 10708.3-1989RFQ ASK 3 days Reciprocating rubber seals--Design criteria for standard applications--Part 3: Rubber seals for wipers Obsolete

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GB/T 10708.3-2000: Reciprocating rubber seals. Types, dimensions and tolerances. Part 3: Rubber dust seals


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GB NATIONAL STANDARD OF THE PEOPLE’S REPUBLIC OF CHINA ICS 83.140.50 G 43 Reciprocating rubber seals – Types, dimensions and tolerances – Part 3. Rubber dust seals 往复运动橡胶密封圈结构尺寸系列 Issued on: AUGUST 28, 2000 Implemented on: MARCH 01, 2001 Issued by. State Bureau of Quality Technical Supervision

Table of Contents

Foreword ... 3 1 Scope ... 4 2 References ... 4 3 Classification and symbols ... 4 4 Requirements ... 6 5 Marking ... 10

Foreword

This standard was compiled through revising the GB/T 10708.3-1989 “Reciprocating rubber seals – Types, dimensions and tolerances – Part 3. Rubber dust seals”. This standard is the first revision of GB/T 10708.3-1989, AND the main changes are as the follows. - In the B type seal ring size series and tolerance, ADD the size and tolerance when the piston rod diameter is 56 mm; - In the C type seal ring size series and tolerance, ADD the size and tolerance when the piston rod diameter is 6 mm, 8 mm, 10 mm, 16 mm, 20 mm, 25 mm, 32 mm, 40 mm, 50 mm, 60 mm, 63 mm, 80 mm, 100 mm, 125 mm, 160 mm, 1 80 mm, 200 mm, 250 mm, 280 mm, 320 mm, 360 mm. - MODIFY the arrangement format, symbol specification and labeling method. This standard part 3 of GB/T 10708 “Reciprocating rubber seals – Types, dimensions and tolerances” GB/T 10708 includes the following three parts. Part 1 (i.e. GB/T 10708. 1). Rubber seals of act on single seal; Part 2 (i.e. GB/T 10708. 2). Rubber seals of act on double seal; Part 3 (i.e. GB/T 10708. 3). Rubber seals for wipers. This standard shall, from the date of implementation, replace GB/T 10708.3- 1989. This standard was proposed by the former Ministry of Chemical Industry of People's Republic of China. This standard shall be under the jurisdiction of the National Rubber and Rubber Products Standardization Technical Committee Sealing Products Technical Branch. The drafting organizations of this standard. Northwest Rubber and Plastics Research and Design Institute, Zhejiang Haimen Rubber Plant 1, Xi'an Heavy Machinery Research Institute. The main drafters of this standard. Hao Fusen, Dong Chengjie, Su Jing, Wang Baoyong. Reciprocating rubber seals – Types, dimensions and tolerances – Part 3. Rubber dust seals Replacing GB/T 10708.3-1989

1 Scope

This standard specifies the type, dimensions and tolerances of the rubber dust seals for reciprocating motion. This standard applies to the rubber dust seals installed on the reciprocating hydraulic cylinder piston rod guide sleeve for the purposes of dust proof and sealing (abbreviated as dust ring).

2 References

The following standards contain provisions which, through reference in this text, constitute provisions of this Standard. At the time of publication of this standard, the versions shown are valid. All standards are subject to revision, and parties using this standard shall explore the possibility of using the most recent versions of the following standards. GB/T 6578-1986 Hydraulic fluid power – Cylinder – Reciprocating – Housings for rod wipers – Dimensions and tolerances

3 Classification and symbols

3.1 Classification As for the dust rings as specified in this standard, they are divided into three basic types based on structures and applications. - A type dust ring, which is a single lip rubber seals without skeleton, AND suitable for installing into A type seal structure for the purposes of dust proof, as shown in Figure 1.

5 Marking

The marking is indicated by the "dust ring type symbol, d x D x L1 (L2, L3), manufacturer code". Example. The piston rod diameter (d) is 100 mm, seal groove outer diameter (D) is 115 mm, AND the A type dust ring for which the A type seal groove axial length (L1) is 9.5 mm, it is marked as. FA 100 x 115 x 9.5 XX. ......
Source: Above contents are excerpted from the full-copy PDF -- translated/reviewed by: www.ChineseStandard.net / Wayne Zheng et al.
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