Codeofchina.com is in charge of this English translation. In case of any doubt about the English translation, the Chinese original shall be considered authoritative.
This standard is developed in accordance with the rules given in GB/T 1.1-2009.
This standard replaces JG/T 126-2007 Building hardware for windows and doors - Espagnolette gears. The following technical changes have been made with respect to JG/T 126-2007:
——Terms and definitions are added for bolt, latch, dead bolt, dummy latch, number of test cycles, driving part and locking part (see Clause 3);
——The "Product structure classification and code" is added (see 4.1.2);
——The classification based on the number of test cycles is added [see 4.1.3 a)];
——The mechanical property requirements (see 5.4) and test method are added (see 6.4) for espagnolette gear with bolt and with number of test cycles of I;
——The mechanical property requirements (see 5.4) and test method (see 6.4) are added for espagnolette gear with bolt and with number of test cycles of II.
This standard was proposed by the Research Institute of Standards and Norms of the Ministry of Housing and Urban-Rural Development of the People's Republic of China.
This standard is under the jurisdiction of the Technical Committee on Building Products and Accessories of Standardization Administration of the Ministry of Housing and Urban-Rural Development.
The previous editions of this standard are as follows:
——JG/T 126-2000, JG/T 126-2007.
Introduction
Building Hardware for Windows and Doors consists of 12 standards:
GB/T 32223 Building hardware for windows and doors - General requirements
JG/T 124 Building hardware for windows and doors - Handles for espagnolette gears
JG/T 125 Building hardware of windows and doors - Hinges
JG/T 126 Building hardware for windows and doors - Espagnolette gears
JG/T 127 Building hardware for windows and doors - Friction hinges
JG/T 128 Building hardware for windows and doors - Stay arms
JG/T 129 Building hardware for windows and doors - Rollers
JG/T 130 Building hardware for windows and doors - Single point locking gears
JG/T 213 Building hardware for windows and doors - Casement fastener handles
JG/T 214 Building hardware for windows and doors - Shoot bolts
JG/T 215 Building hardware for windows and doors - Multipoint locking gears
JG/T 393 Building hardware for windows and doors - Lever handles and knob furniture
Building hardware for windows and doors - Espagnolette gears
1 Scope
This standard specifies the terms and definitions, classification and designation, requirements, test methods, inspection rules, and marking, packaging, transportation and storage of espagnolette gear for building doors and windows.
This standard is applicable to espagnolette gear for side-hung door, side-hung window, outward opening top-hung window, inward bottom-hung window, horizontally pivot hung window, vertically pivoted window, etc.
2 Normative references
The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
GB/T 2828.1 Sampling procedures for inspection by attributes - Part 1: Sampling schemes indexed by acceptance quality limit (AQL) for lot-by-lot inspection
GB/T 5823 Terminology for building windows and doors
GB/T 14436 General principles of industrial product guarantee documents
GB/T 32223 Building hardware for windows and doors - General requirements
3 Terms and definitions
For the purposes of this document, the terms and definitions given in GB/T 5823 and the following apply.
3.1
bolt
parts or components used to lock the frame and leaf or lock the transmission mechanism
3.1.1
latch
bolt with locking function that may be retracted under the direct action of an external force without being driven by a driving part, and automatically extends when the external force is removed
3.1.2
dead bolt
bolt with locking function that may only be driven by the driving part, but may not shift automatically
3.1.3
dummy latch
bolt with locking function which is driven by the driving part and limits the movement of the lever of the espagnolette gear
3.2
number of test cycles
total times of repeated opening and closing
3.3
driving part
part that drives the locking part
Note: It mainly includes transmission box, lever and connecting rod.
3.4
locking part
part locks the frame and leaf
Note: It mainly includes combination parts such as latch, dead bolt, dummy latch, lock point.
4 Classification and designation
4.1 Classification and code
4.1.1 Name code is divided into the following according to the driving principle:
a) Gear driven espagnolette gear for door (window), designated as M(C)CQ, see Figure 1a);
b) Connecting rod driven espagnolette gear for door (window), designated as M(C)LQ, see Figure 1b).
Figure 1 Schematic diagram of driving principle of espagnolette gear
4.1.2 Classification according to product structure:
a) Without bolt, designated as WS;
b) With bolt, designated as YS.
4.1.3 Classification according to main parameters:
a) Number of test cycles: Repeatedly opened and closed for 200,000 times, designated as I; repeatedly opened and closed for 25,000 times, designated as II;
b) Quantity of locking point: marked by the actual quantity of locking point on the espagnolette gear.
Foreword i
Introduction ii
1 Scope
2 Normative references
3 Terms and definitions
4 Classification and designation
5 Requirements
6 Test method
7 Inspection rules
8 Marking, packaging, transportation and storage
Codeofchina.com is in charge of this English translation. In case of any doubt about the English translation, the Chinese original shall be considered authoritative.
This standard is developed in accordance with the rules given in GB/T 1.1-2009.
This standard replaces JG/T 126-2007 Building hardware for windows and doors - Espagnolette gears. The following technical changes have been made with respect to JG/T 126-2007:
——Terms and definitions are added for bolt, latch, dead bolt, dummy latch, number of test cycles, driving part and locking part (see Clause 3);
——The "Product structure classification and code" is added (see 4.1.2);
——The classification based on the number of test cycles is added [see 4.1.3 a)];
——The mechanical property requirements (see 5.4) and test method are added (see 6.4) for espagnolette gear with bolt and with number of test cycles of I;
——The mechanical property requirements (see 5.4) and test method (see 6.4) are added for espagnolette gear with bolt and with number of test cycles of II.
This standard was proposed by the Research Institute of Standards and Norms of the Ministry of Housing and Urban-Rural Development of the People's Republic of China.
This standard is under the jurisdiction of the Technical Committee on Building Products and Accessories of Standardization Administration of the Ministry of Housing and Urban-Rural Development.
The previous editions of this standard are as follows:
——JG/T 126-2000, JG/T 126-2007.
Introduction
Building Hardware for Windows and Doors consists of 12 standards:
GB/T 32223 Building hardware for windows and doors - General requirements
JG/T 124 Building hardware for windows and doors - Handles for espagnolette gears
JG/T 125 Building hardware of windows and doors - Hinges
JG/T 126 Building hardware for windows and doors - Espagnolette gears
JG/T 127 Building hardware for windows and doors - Friction hinges
JG/T 128 Building hardware for windows and doors - Stay arms
JG/T 129 Building hardware for windows and doors - Rollers
JG/T 130 Building hardware for windows and doors - Single point locking gears
JG/T 213 Building hardware for windows and doors - Casement fastener handles
JG/T 214 Building hardware for windows and doors - Shoot bolts
JG/T 215 Building hardware for windows and doors - Multipoint locking gears
JG/T 393 Building hardware for windows and doors - Lever handles and knob furniture
Building hardware for windows and doors - Espagnolette gears
1 Scope
This standard specifies the terms and definitions, classification and designation, requirements, test methods, inspection rules, and marking, packaging, transportation and storage of espagnolette gear for building doors and windows.
This standard is applicable to espagnolette gear for side-hung door, side-hung window, outward opening top-hung window, inward bottom-hung window, horizontally pivot hung window, vertically pivoted window, etc.
2 Normative references
The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
GB/T 2828.1 Sampling procedures for inspection by attributes - Part 1: Sampling schemes indexed by acceptance quality limit (AQL) for lot-by-lot inspection
GB/T 5823 Terminology for building windows and doors
GB/T 14436 General principles of industrial product guarantee documents
GB/T 32223 Building hardware for windows and doors - General requirements
3 Terms and definitions
For the purposes of this document, the terms and definitions given in GB/T 5823 and the following apply.
3.1
bolt
parts or components used to lock the frame and leaf or lock the transmission mechanism
3.1.1
latch
bolt with locking function that may be retracted under the direct action of an external force without being driven by a driving part, and automatically extends when the external force is removed
3.1.2
dead bolt
bolt with locking function that may only be driven by the driving part, but may not shift automatically
3.1.3
dummy latch
bolt with locking function which is driven by the driving part and limits the movement of the lever of the espagnolette gear
3.2
number of test cycles
total times of repeated opening and closing
3.3
driving part
part that drives the locking part
Note: It mainly includes transmission box, lever and connecting rod.
3.4
locking part
part locks the frame and leaf
Note: It mainly includes combination parts such as latch, dead bolt, dummy latch, lock point.
4 Classification and designation
4.1 Classification and code
4.1.1 Name code is divided into the following according to the driving principle:
a) Gear driven espagnolette gear for door (window), designated as M(C)CQ, see Figure 1a);
b) Connecting rod driven espagnolette gear for door (window), designated as M(C)LQ, see Figure 1b).
Figure 1 Schematic diagram of driving principle of espagnolette gear
4.1.2 Classification according to product structure:
a) Without bolt, designated as WS;
b) With bolt, designated as YS.
4.1.3 Classification according to main parameters:
a) Number of test cycles: Repeatedly opened and closed for 200,000 times, designated as I; repeatedly opened and closed for 25,000 times, designated as II;
b) Quantity of locking point: marked by the actual quantity of locking point on the espagnolette gear.
Contents of JG/T 126-2017
Foreword i
Introduction ii
1 Scope
2 Normative references
3 Terms and definitions
4 Classification and designation
5 Requirements
6 Test method
7 Inspection rules
8 Marking, packaging, transportation and storage
