Universal type B claw coupling 
1. Material available: 
Carbon steel zn plated, Stainless steel,malleable Cast iron 
2. Size: 1/4"-1" for two lug,11/4"-2" for four lug 
3. Casting Air hose coupling(Universal aircoupling) 
Universal air coupling US type, Chicagocoupling(Type B) /European type(Type A)/ Austrilian stand (type S) 
Casting method: Investment casting/Sandcasting 
Sizes: From 1/4" to 2" 
1/4" 3/8" 1/2" 1"1-1/4" 1-1/2" 2" 
Parts: 
Male end 
Female end 
Hose end W/O collar 
Hose end With collar 
Two lugs, four lugs 
Body material: Carton steel MalleableIron 
Sealing: NBR 
Thread type :NPT, BSP 
Working pressure: 10bar 
Max test pressure: 16bar