black malleable iron pipe fitting-beaded socket reducing

SZ brand malleable iorn pipe fitting can be used in various pipelins to convey gas,water ,oil and so on.we have been in this line more than 20 years.our products are of rich assortments:banded,beaded,plain;galvanized and black,heavy type and light type.SIZE:1/4-6"Standard:BS STANDARD ,DIN STANDARD AMERICAN STANDARD