This standard specifies the classification, technical requirements, test methods, inspection rules, marking, packaging and transportation of sleeve pipe joints. This standard is applicable to pipe joints with a nominal diameter of 10~80mm, a nominal pressure not exceeding 1.6MPa, and fluid media such as fresh water, seawater, sewage, fuel oil, lubricating oil, air, gas, and a temperature not exceeding 120℃. GB/T 14414-1993 Sleeve pipe joints GB/T14414-1993 standard download decompression password: www.bzxz.net

UDC.621.643.4
National Standard of the People's Republic of China
GB/T 1441493
Sleeving pipe joints
1993-05-24Promulgated
State Bureau of Technical Supervision
1994-01-01Implementation
National Standard of the People's Republic of China
Sleeving pipe joints
Subject content and applicable scope
Sleewng plpe Joints
GB/T 14414—93
This standard specifies the classification, technical requirements, test methods, inspection rules, marking, packaging and transportation of sleeve pipe joints (hereinafter referred to as joints).
This standard is applicable to pipe connection joints with nominal diameter of 10 to 80mtm, nominal pressure not exceeding 1.6MPa, fluid media such as fresh water, swimming pool, sewage, fuel oil, lubricating oil, air, gas, and temperature not exceeding 120℃. 2 References GB 600 General technical requirements for ship pipeline valves GB1527 GB3032 GB3091 GB3092 GB 6414 GB8163 3 Product classification Drawn copper tube Marking of ship pipeline accessories Galvanized welded steel pipe for auxiliary low-pressure fluid delivery Welded steel pipe for low-pressure fluid delivery Casting size tolerance Seamless steel pipe for conveying fluid 3.1 According to whether the joint has a locking ring or not, it can be divided into: A - Joint without locking ring! Joint with locking ring (applicable to vibration conditions). 3.2 Joint structure See Table 1.
Wangtong joint
Elbow joint
External threadbzxz.net
45*elbow
90°elbow joint
State Elephant Technical Supervision Bureau 1993-05-24 approved table 1
Nominal diameter DN
15/10~80/32
15~~:80
15 ~~50
15 ~ 80
1994-01-01 implementation
Three-channel joint
3.3 Marking method
3.4 ​​Joint structure size
3.4.1 Straight joint
GB/T14414—93
Continued Table 1
Material code
Nominal diameter
Structural code
Joint code
3. 4. 1. 1 The structural dimensions of straight equal-diameter joints shall be as specified in Figure 1 and Table 2. Nominal diameter DN
20/15~50/40
GB/T 14414:-93
Figure 1 Straight equal diameter joint
1 Jade benefit mother; 2--Pad 3 Sealing ring; 4--Benwei rear locking ring Nominal
Sub outer diameter
(42)
Type A Type B
: 112
Note: The weight listed in Table A is based on the theoretical value of forgeable cast iron GB/T 14414--93
Change,
CB.T 14414-93
3.4.1.2 Through-type joint structure according to Figure 2 and Table 3. Type
Figure White Different Light Joint
1! 2 card 3 sealing ring: 1 body 5- collar bad: 6 gland nut; 8 ball! Tight ring
Tube outer diameter
GB/T-14414-93
A type
Weight kg
A type E plastic
Moss outer diameter
Note: The weight listed in the table is based on the theoretical value of malleable cast iron. GB/T 14414-93
Continued Table 3
Japanese straight-through external threaded joint structural dimensions are specified in Figure 3 and Table 4. 3. 4. 1. 3
100173
Weight.kg
Type A Type B
GB/T14414·93
Figure 3 Straight-through external threaded joint
1 Gland screw; 2-Pad Figure 3-Sealing ring; 4 ·Body: 5 Frequency tightness
Kidney with outer diameter [
Seamless joint
155)
GB/T 14414-93
Type A Type R
Jiang: The theory of the weight method for forgeable cast iron listed in the above. 3.4.2 Elbow joint
3.4.2.145 Elbow joint structural dimensions shall be in accordance with Figure 4 and Table 5.
Figure 445° Elbow joint
1 Gland nut; 2 Gasket; 3 Sealing ring: 4--Body; 5-Locking ring External thread
Capacity +kg
Nominal diameter
Outer diameter of pipe [3
GB/T 1441493
Continued Figure 4
Company: Table lists the theoretical value of heavy-duty amine forging 3.4.2.240 Elbow joint structural dimensions + According to Figure 5 and the table, 10
Aldehyde thickness 8
Weight, kg
Type A Type B
GB/T 14414--93
Figure 590 Bay joint
1: Medical media label; 2--some pictures; 3 with sealing ring; 4-body; 5--front tight 11
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