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焊接式三通管接頭 JB 972 - 1977

選擇規格尺寸點擊↓

尺寸單位: mm

掃一掃分享

公差公制螺紋極限尺寸米/英制螺紋對照

規格

d₀	管子外徑
公稱直徑
d₁
L
c
s	扳手尺寸
s₁	扳手尺寸
1 ^①
2 ^②
3 ^③
4 ^④

6	10	14	18	22	28	34	42	50
3	6	8	10	15	20	25	32	40
7.5	11	16	19	22	28	34	42	50
24	28.5	35	39	43	48	57	64	74
14	16.5	19	21	21	24	26	28	30
10	14	19	24	27	32	41	50	60
14	19	27	32	36	41	50	60	70
6	10	14	18	22	28	34	42	50
M12*1.25	M16*1.5	M22*1.5	M27*1.5	M30*1.5	M36*2	M42*2	M52*2	M60*2
8*1.9	11*1.9	16*2.4	20*2.4	24*2.4	30*3.1	35*3.1	40*3.1	45*3.1
6	10	14	18	22	28	34	42	50

①,接管（JB 2099-77）材料：20#
②,螺母（JB 981-77）材料：35#
③,O形圈（GB 1235-76）材料：橡膠 I-4
④,接頭體（JB 990-77）材料：35#

引用參考

GB /T 1172 - 1999

黑色金屬硬度及強度換算值

GB /T 5267.1 - 2002

鍍鋅、鍍鎳、鍍镉、複合鍍等層鍍層鹽霧腐蝕的防護性能

GB /T 193 - 2003

普通螺紋（一般用途米制螺紋）- 直徑與螺距系列 (ISO 261: 1998, MOD)

注：技術數據僅供參考，請以官方原件為準！

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12	[機械行業] JB /ZQ 4399 - 2006	焊接式端直通密封管螺紋管接頭
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18	[機械行業] JB /ZQ 4778 - 2006	焊接式四通管接頭
19	[機械行業] JB /ZQ 4779 - 2006	焊接式隔壁直通管接頭
20	[機械行業] JB /ZQ 4780 - 2006	焊接式隔壁直角管接頭
21	[機械行業] JB /ZQ 4781 - 2006	焊接式分管管接頭
22	[機械行業] JB /ZQ 4782 - 2006	焊接式鉸接管接頭
23	[機械行業] JB 2099 - 1977	焊接式管接頭接管
24	[機械行業] JB 970 - 1977	焊接式直通管接頭 Welded straight pipe joint
25	[機械行業] JB 971 - 1977	焊接式直角管接頭
26	[機械行業] JB /T 973 - 1977	焊接式四通管接頭
27	[機械行業] JB 974 - 1977	焊接式隔壁直通管接頭 Welded partition wall straight pipe joint
28	[機械行業] JB 984 - 1977	焊接式端直通管接頭體
29	[機械行業] JB 988 - 1977	焊接式直通管接頭體
30	[機械行業] JB 989 - 1977	焊接式直角管接頭體
31	[機械行業] JB 991 - 1977	焊接式四通管接頭體
32	[歐标] EN 10242 - 1995	可鍛鑄鐵螺紋管件 Threaded pipe fittingsin malleable cast iron
33	[美标] SAE J 513 (010104-US3) - 2019	制冷劑管接頭 - Flare To Solder Reducing Connector （Half Union） Refrigeration Tube Fittings - Flare To Solder Reducing Connector （Half Union）
34	[美标] SAE J 513 (010204-ES) - 2019	制冷劑管接頭 - Flare To Solder 90 Degree Reducing Elbow Refrigeration Tube Fittings - Flare To Solder 90 Degree Reducing Elbow
35	[英标] BS EN 10241 (T7) - 2000	鋼制螺紋管件表7 - 等徑三通和四通彎頭 Steel threaded pipe fittings, Table 7 - Elbow, tee and cross, equal
36	[英标] BS EN 10241 (T8) - 2000	鋼制螺紋管件表8 - 等徑45°彎頭 Steel threaded pipe fittings, Table 8 - Elbow, equal 45 degrees
37	[英标] BS EN 10241 (T9) - 2000	鋼制螺紋管件表9 - 等徑内外螺紋彎頭 Steel threaded pipe fittings, Table 9 - Elbow, male and female, equal
38	[英标] BS EN 10241 (T10) - 2000	鋼制螺紋管件表10 - 中小異徑三通 Steel threaded pipe fittings, Table 10 - Tee, reducing on the branch
39	[英标] BS EN 10241 (T11) - 2000	鋼制螺紋管件表11 - 重型外接頭和半外接頭 Steel threaded pipe fittings, Table 11 - Socket and half socket, equal, type heavy
40	[英标] BS EN 10241 (T13) - 2000	鋼制螺紋管件表13 - 異徑外接頭 Steel threaded pipe fittings, Table 13 - Reducing socket
41	[英标] BS EN 10241 (T14) - 2000	鋼制螺紋管件表14- 外六角等徑内接頭 Steel threaded pipe fittings, Table 14 - Hexagonal nipple, equal
42	[英标] BS EN 10241 (T15) - 2000	鋼制螺紋管件表15 - 外六角内外接頭 Steel threaded pipe fittings, Table 15 - Hexagon bush
43	[英标] BS EN 10241 (T18) - 2000	鋼制螺紋管件表18 - 平座/錐座活接頭 Steel threaded pipe fittings, Table 18 - Socket union
44	[英标] BS EN 10241 (T21) - 2000	鋼制螺紋管件表21 - 長螺管 Steel threaded pipe fittings, Table 21 - Longscrew
45	[英标] BS EN 10241 (T22) - 2000	鋼制螺紋管件表22 - 管螺紋接套 Steel threaded pipe fittings, Table 22 - Pipe nipple
46	[英标] BS EN 10241 (T23) - 2000	鋼制螺紋管件表23 - 短管接頭/全牙接頭/筒形接頭 Steel threaded pipe fittings, Table 23 - Running nipple, close nipple and barrel nipple
47	[英标] BS EN 10241 (T24-1) - 2000	鋼制螺紋管件表24 - 月彎管 1型 Steel threaded pipe fittings, Table 24 - Bend - Type 1
48	[英标] BS EN 10241 (T24-1A) - 2000	鋼制螺紋管件表24 - 直長螺紋月彎管 1A型 Steel threaded pipe fittings, Table 24 - Bend - Type 1A
49	[英标] BS EN 10241 (T24-2) - 2000	鋼制螺紋管件表24 - 112.5°彎管 2型 Steel threaded pipe fittings, Table 24 - spring - Type 2
50	[英标] BS EN 10241 (T24-3) - 2000	鋼制螺紋管件表24 - 135°彎管 3型 Steel threaded pipe fittings, Table 24 - spring - Type 3
51	[英标] BS EN 10241 (T24-4) - 2000	鋼制螺紋管件表24 - 157.5°彎管 4型 Steel threaded pipe fittings, Table 24 - spring - Type 4
52	[英标] BS EN 10241 (T24-U) - 2000	鋼制螺紋管件表24 - U型彎管 Steel threaded pipe fittings, Table 24 - Return bend
53	[英标] BS EN 10241 (T12)	鋼制螺紋管件表12 - 中型外接頭和半外接頭 Steel threaded pipe fittings, Table 12 - Socket and half socket, equal, type medium