GOST-17314-1981-ENG.pdf
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1、USSR STATE STANDARD DEVICES FOR FASTENING THERMAL INSULATION OF STEEL VESSELS AND EQUIPMENT DESIGN AND DIMENSIONS. TECHNICAL REQUIREMENTS GOST 17314-81 Official Edition USSR STATE COMMITTEE FOR STANDARDS Moscow DEVELOPED by the USSR Ministry of Mounting and Special Construction Works DEVELOPERS S. V
2、. Bolshakov, V. V. Popova (Project Heads); K. I. Bobkova SUBMITTED by the USSR of Mounting and Special Construction Works Board Member: V. M. Orlov APPROVED INTRODUCED by Decree No. 782, dated 16.02.81 of the USSR State Committee for Standards -,-,- UDC 621.88: 66.023: 006.354Group 47 USSR STATE STA
3、NDARD DEVICES FOR FASTENING THERMAL INSULATION OF STEEL VESSELS AND EQUIPMENT Design and dimensions. Technical requirements GOST 17314-81 In place of GOST 17314-71 OKP (All-Union Product Classification Code) 48 3400 Period of validity set by Decree No. 782, dated 16.02.81 of the USSR State Committee
4、 for Standards from 01.01 1982 until 01.01 1987 regarding bush B2 - from 01.01 1985. Failure to comply with this Standard will result in legal proceedings This Standard applies to devices for fastening external thermal insulation and arrangement of these devices on stationary steel vessels and equip
5、ment (hereinafter referred to as devices) with a temperature of the medium in the objects from 100 to + 600 C inclusive, no less than 500 mm in diameter, with curvilinear or flat surfaces, used in chemical, oil-chemical, oil- refining, power, and other industries. This Standard does not apply to dev
6、ices used in reservoirs, produced by coiling technique or spherical reservoirs. 1. DESIGN AND DIMENSIONS 1.1. Devices of three modifications shall be produced depending on the type of insulation and method of its fastening: 1 for fastening of insulation up to 100 mm thick with a single pin; 2 for fa
7、stening of insulation up to 260 mm thick with a double pin; 3 for fastening by suspension of prefabricated thermal insulating constructions from 40 to 120 mm thick. Official EditionReprinting is prohibited Standards Publishing House, 1981 -,-,- p. 2 GOST 17314-81 1.2. Design of the devices and their
8、 application shall comply with those stipulated in figures 1 to 12 and in table 1. Modification 1 The device consisting of the bracket 1 and single pin 1 Bracket Bend for installation Pin Fig. 1 The device consisting of the bracket 2 and single pin 1 Bracket Bend for installation Pin Fig. 2 The devi
9、ce consisting of the bush B1 and single pin 1 Bush Bend for installation Pin Fig. 3 -,-,- GOST 17314-81 p. 3 Modification 2 The device consisting of the bracket 1 and double pin 2 Bracket Bend for installation Pin Fig. 4 The device consisting of the bracket 2 and double pin 2 Bracket Bend for instal
10、lation Pin Fig. 5 The device consisting of the bush B1 and double pin 2 Bush Bend for installation Pin Fig. 6 -,-,- p. 4 GOST 17314-81 Modification 3 The device consisting of the bracket 1 and suspension bracket 1 Bracket Suspension bracket Fig. 7 The device consisting of the bracket 2 and suspensio
11、n bracket 1 Suspension bracket Bracket Fig. 8 The device consisting of the bush B1 and suspension bracket 1 Suspension bracket Bush Fig. 9 GOST 17314-81 p. 5 The device consisting of the bracket 1 and suspension bracket 2 Bracket Suspension bracket Fig. 10 The device consisting of the bracket 2 and
12、suspension bracket 2 Bracket Suspension bracket Fig. 11 The device consisting of the bush B1 and suspension bracket 2 Bush Suspension bracket Fig. 12 Table 1 Application Identification number of the device Design of thermal insulation and ultimate thickness Thickness of thermal insulation, mm Weight
13、, kg, no more than 1-1/600.046 2-1/600.053 B1-1/60 To 60 0.045 1-1/1000.052 2-1/1000.059 B1-1/100 For fastening thermal insulation from soft and semi-rigid items to 100 mm thick Over 60 to 100 inclusive 0.051 -,-,- p. 6 GOST 17314-81 Table 1 (cont.) Application Identification number of the device De
14、sign of thermal insulation and ultimate thickness Thickness of thermal insulation, mm Weight, kg, no more than 1-2/500.069 2-2/500.076 B1-2/50 To 50 0.068 1/2/1000.085 2-2/1000.092 B2-2/100 For fastening thermal insulation from rigid items to 100 mm thick Over 50 to 100 0.084 1-2/1600.103 2-2/1600.1
15、10 B1-2/160 Over 100 to 160 inclusive 0.102 1-272000.116 2-2/2000.123 B1-2/200 Over 160 to 200 inclusive 0.115 1-2/2600.138 2-2/2600.146 B1-2/260 For fastening thermal insulation from soft and semi-rigid items to 260 mm thick Over 200 to 260 0.137 1-10.159 2-10.166 B1-10.158 1-20.065 2-20.072 B1-2 F
16、or fastening prefabricated thermal insulating constructions up to 120 mm thick Over 40 to 120 inclusive 0.064 N o t e . Selection of suspension bracket modification shall depend on the type of fastening part on the prefabricated thermal insulating construction. Example of conventional designation of
17、 the device of modification 1 with the bracket 1 for fastening insulation up to 60 mm thick with a single pin 1: 1-1/60 17314-81 As above, with the bush B1: B1-1/60 17314-81 Conventional designation of the device of modification 2 with the bracket 1 for fastening insulation up to 160 mm thick with a
18、 double pin 2: 1-2/160 17314-81 As above, with the bush B1: B1-2/160 17314-81 -,-,- GOST 17314-81 p. 7 Conventional designation of the device of modification 3 with the bracket 1 for fastening insulation from 40 to 120 mm thick with suspension bracket 1: 1-1 17314-81 As above, with the bush B1: B1-1
19、 17314-81 Conventional designation of the device of modification 3 with the bracket 1 for fastening insulation from 40 to 120 mm thick with suspension bracket 1: 1-2 17314-81 As above, with the bush B1: B1-2 17314-81 1.3. Application of the truncated bush, welded using electric bow-contact welding,
20、(see note to figure 15) and clause 2.3.1, for the devices of modification 1 (figure 2), modification 2 (figure 6), and modification 3 (figures 9 and 12) shall be allowed. 1.4. Devices for fastening external thermal insulation shall consist of the welded and removable parts, which are the part of the
21、 equipment. Design, dimensions and weight of the welded parts shall comply with those stipulated in figures 13 to 15 and in table 2. Design, dimensions and weight of the removable parts shall comply with those stipulated in figures 16 to 19 and in tables 3 and 4. Bracket 1Bracket 2 Along the contour
22、 Along the contour 2 holes 8 Fig. 13Fig. 14 -,-,- p. 8 GOST 17314-81 Table 2 Identification number of the bracket Length of the unfolded view, mm, no more than Weight, kg, no more than 1310.018 2450.026 Example of the conventional designation of the bracket 1: 1 17314-81 As above, 2: 2 17314-81 Bush
23、 B1 Weight shall not exceed 0.017 kg Fig. 15 Example of the conventional designation of the bush B1: B1 17314-81 N o t e . Application of truncated bush (B2) no less than 14 mm long (without changing the other dimensions) shall be allowed. -,-,- GOST 17314-81 p. 9 Single pin 1 Fig. 16 Table 3 Dimens
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