Mtengo wa ASTM Size H wokhala ndi kalasi A992, A572/572m Gr.50
ASTM/JIS/GB/EN muyezo wa H mtengo, UB, UC, PFC mtengo ukugulitsidwa
Njira yaying'ono yotsogola ndi njira yopangira njira yofukula ngalandeyo.
304 ndi 316 ngodya yachitsulo ndi njira
Chitsulo chofanana ndi chosagwirizana ndi ngodya yokhala ndi 3-5% kulekerera makulidwe.
Siyani Uthenga Wanu