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ISO4144 Union 01

Features

All Products Covered By ISO 9001:2008

 

Thread Material Working Temperature and Pressure
Standard Thread Angle Internal/External Threads Type of Material Standard Material Temperature -60℃~450℃
NPT 60°Tapered Thread R/RC                      M/F Pipe Nipple ASTM A312 TP304/304L,TP316/316L Standard ISO4144
BSPT 55°Tapered Thread R                              M Casting ASTM A351 CF8, CF8M Application Water,Oil,Gas,Steam
BSPP 55°Cylindrical Thread RC                             F Steel Bar GB/T 1220 304,316    
BSPF 55° Parallel Thread R Forged ASTM A182 F304,F316    
ISO7/1 55°Cylindrical Thread R                              M          
ISO228 55°Cylindrical Thread RC                            F          
DIN2999 55°Cylindrical Thread R                              M          

 

technical parameter

                Unit:mm                                                                                                    Tolerance: ±0.5(1/8"-2") ,±0.8(2-1/2"-4")


SIZE A B W L
1/8" 13.5   13 30
1/4" 17 29.2 13.6 33.5
3/8" 20.5 34.3 15 36.5
1/2" 25 37 16 39.5
3/4" 31 44 17 42.5
1" 38 52.5 20 50
1-1/4" 47 63.5 22 54
1-1/2" 53 70.3 24 58
2" 66 85.8 27.2 65
2-1/2" 82 102 29.5 75
3" 95.5 118.5 31 83
4" 121.5 150 34 110

 

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