Shape	alloy steel reducer
OD	21.3mm-1219.2mm
WT	sch5s, 10s, 40s, 80s, std, xs, xxs, sch5-sch160
Material	ASTM A234 wp1, wp5, wp9, wp11, wp12, wp91 and so on.
Application	petroleum, chemical industry, medicine, electric power, astronautics, war industry, fire prevention, metallurgy, shipbuilding, fuel gas, nuclear electricity, urban construction, hot-water heat and environmental protection etc.
Certificate	ISO9001:2000 , ASME and Boiler A-lev
Standards	ANSI, DIN, JIS, BS, ISO, GB/T, JB, SH, HGS and so on
E