Kaddarorin jiki:

1. Kayan aikin injiniya:

Ƙarfin Ƙarfin Ƙarfi >= 33kg/mm

Tsawaitawa>= 8%

Tauri

2. Gwajin Ruwa:

Gwajin gwajin: 25kg/smquare cm(=335lbs/square in)

Matsin aiki: 16kg/smquare cm(227lbs/square in)

A halin yanzu mu Malleable Iron bututu Fittings an yi wa Biritaniya da Amurka da dai sauransu misali zaren. A kai a kai akwai abubuwa masu zuwa: Gishiri, Tee, Cross.Socket, Union, Bushing, Backnut, Flange, Nono, da dai sauransu. The kantuna bambanta daga 1/ Inci 4 zuwa 6 inci. An raba su galibi zuwa Plain ko Beaded.

Bayan haka, oda don wanin da aka ambata kuma za'a iya yin shawarwari. Kayan aikin bututunmu sun dace da haɗa layin bututu na tururi, gas, mai, iska kuma ana amfani da su azaman na'urori don shinge da shinge.

3. Kunshin: a cikin kwali, akwati na katako, pallet