material :SMS ,ISO,DIN,GB,IDF,3A Application:they are widely used in food processing ,such as beer,beverage and dairy product

size	A	B
1/2	12.7	35
3/4	19.1	39
1	25.4	45
1 1/2	38.1	53
2	50.8	60
2 1/2	63.5	65
3	76.1	72
4	101.6	85

pipe holder hinged type