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ISO4144 Square Plug

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 b h
1/8" 7 11
1/4" 8 13.5
3/8" 10 15
1/2" 11 18.5
3/4" 15 21
1" 18 25.5
1-1/4" 20.5 28
1-1/2" 22 28
2" 28 34.5
2-1/2" 32 38.5
3" 36 41.5
4" 42 51.5

 

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