This standard specifies the product classification, requirements, test methods, inspection rules and marking, packaging, transportation and storage of explosion-proof open-end wrenches. This standard applies to explosion-proof open-end wrenches used in explosive and flammable environments. QB/T 2613.1-2003 Explosion-proof tools Explosion-proof wrenches QB/T2613.1-2003 Standard download decompression password: www.bzxz.net

ICS 25.140. 30
Classification number: J47
Requirement number: 13151·2034bzxz.net
Light industry standard of the People's Republic of China
QB/T:2613.1--2003
Replaces QR/T3866-1999
Explosion-proof tools
Explosion-proof open-end wrenches
Tuoks fur exphsive atmospherics-Upcned-cnd wrenches for explosive atmospheres ..2003-12-11 Issued
National Development and Reform Commission of the People's Republic of China Implemented on 2004-05-01
QB/T2613.1—20C3
This standard is a revision of the original national standard GB/T10687-1589 (the standard number is QR3866-1999 and the content is not the same as that of the original national standard GB/T10687-1589 (the standard number is QR3866-1999 and the content is not the same as that of the original national standard GB/T10687-1589). The changes of this standard QR3866-1999 are as follows: Added marking examples (see 3.3)
Made necessary adjustments to the content of the standard. This standard was proposed by the Guangzhou Light Industry Federation. This standard is drafted by Shanghai 1 is the 1 industry research institute responsible for the contribution, the city of Hebei Province ... KAca
1 Scope
Explosion-proof tools, explosion-proof wrenches
QB/T2613.1--2003
This standard defines the product classification, requirements, test methods, inspection rules and marking, packaging, transportation, and operation of explosion-proof tools. This standard is applicable to explosion-proof tools in combustion environments including explosion-proof tools of various types (hereinafter referred to as "explosion-proof tools"). 2 Regulatory references
The terms and conditions in the following documents are the references to this standard. For references with a date, all amendments (excluding erroneous contents) or revisions of the documents are not applicable to this standard. However, the parties to an agreement based on this standard are encouraged to use the latest versions of these documents. For any referenced parts that are not in accordance with the 1st plan, the weakest quality technology shall apply to this standard: Medical hardness test method
GD/T230
GB/T 2828
G8/T43S8
Batch-by-batch inspection and counting batch sampling procedures and sample pulling tables (applicable to inspection of continuous batches) Types of wrenches, double-ended wrenches, dual-purpose wrenches and nuts 1. Double-ended wrenches, double-ended plum blossom wrenches, dual-purpose wrenches, and head shape indicators GR/T43R9
GH/T 439
GB/T4391
GR/T4393
GB/T5305
Metric version for metric and double-headed wrenches, plum blossom handles, double-handle technical specifications for tool installation, marking, transportation and storage
Injection molded alloy main tool explosion-proof performance test method
GBT10686
3 Product classification
8.1 Type
It can be divided into single-head and double-head types according to its structure (see Figures 1 and 2). Figure Single-head solid wrench
QB/T2613.1—2003
3.2 Basic dimensions
Figure 2 Double-head solid wrench
The basic dimensions of the single-head table are reported in GB/T43RR and CB/T43B9 (part 1). Table 1 Basic dimensions of single-head wrenches
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Basic dimensions of double-head wrenches without three-pieces shall be in accordance with the provisions of GT433GB/43B9 (see Table 2) Table 2 Basic dimensions of double-head wrenches
10×12
11×13
12×13
12×14
13×14
13×15
143 15
15×16
16×18
18:×19
19×22
21×12
22×21
QR/T2613.12003
QB/T 2613. 1-2003
24 × 27
24×30
25× 28
27×36
27× 32
30 ×32
32×34
32×36
34 ×. 16
36×41
46× 50
51 X GC
65×70
Table 2 (thread)
: The opposite dimension of the double-ended wrench (× product) is determined by the foot control 4391, 3.2.3 The opposite dimension of the hand opening is in accordance with the provisions of 0B4390. 3.2.4 The depth of the hand hook 1 should not be less than 0.9S. 3.3 Marking example
The product name, specification, strength grade code and standard number are combined in the product marking, such as: 17mm across the width, single-ended wrench: F17CQB/2613.1
2: 1fmm×17nl across the width, double-ended wrench with strength grade l marking example: 14X17d (日/26] 3.14 Requirements
4.1 Materials
The plate and the bulb are made of copper and calcium alloy. These materials shall pass the anti-corrosion test of GR/T10G86. 4.2 Surface quality
4.2.1 The surface roughness R of the surface shall not be less than 12.5um. 4
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Qn/T 2613.12003
4.2.2 The plate should not have cracks, scratches, or obvious defects such as fiber entanglement, wave, and chlorination. The plate should be straight. 4.3 Hardness
The plate made of copper should not be lower than 35HRC, and the plate made of aluminum should not be lower than 25HRC
4.4 Strength
The plate should be able to withstand the test torque specified in Table 3: Table
Test torque
C weak column
4.5 Symmetry between opening and head width
※ The symmetry between opening and head width shall comply with the standard of GB/T4393. Test method
5.1 Anti-drying performance test
The anti-drying performance of the plate material shall comply with GB1 0686. 5.2
Other tests
The other tests shall be carried out in accordance with the provisions of GB4393. C series
QB/T2613.1-2003
Inspection rules
6.1 Products shall be inspected and qualified before leaving the factory, and product certificates shall be issued. 8.2 Manufacturing! The material samples of the products shall be delivered to the national inspection unit for anti-suspension performance or some other tests every 2~3 years. 6.3 The acceptance inspection of the products shall be carried out in accordance with the second-round sampling plan stipulated in GB/T2828. 6.4 The non-conformity of the products shall be classified, and the inspection items shall be: individual quality level AQ: number of non-conformities per hundred and production units) and risk level IL according to the provisions of clothing 4.
Table 4 Non-conforming classification, inspection items, qualified quality level and inspection level Sequence
Non-conforming classification
Inspection items Monthly
Dimensional accuracy
Surface quality
Quality requirement (AQL)
Daily.5 For non-conforming products and test layers found during acceptance inspection, the manufacturer shall re-classify or re-submit for acceptance during manufacturing, marking, packaging, transportation, storage, etc.
The marking, packaging, transportation and storage of products shall comply with the provisions of GBT5305. The following permanent land explosion test and inspection unit codes shall also be marked on the products and packaging. Rx
Inspection unit code
Class general code
New sample 1 is the code
Example:
Inspection unit code for coal-proof properties inspection class H: IDN6
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Inspection level I
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