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ISO4144 Union F/F

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 L B
1/8" 30.0 13.5
1/4" 33.5 17.0
3/8" 36.5 20.5
1/2" 39.5 25
3/4M 42.5 31.0
1" 50.0 38.0
1-1/4" 54.0 47
1-1/2" 58.0 53.0
2" 65.0 66
2-1/2" 75.0 82.0
3" 83.0 95.5
4" 110.0 121.5

 

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