1)size:3/4" X1/2" --- 48" X 40"  DN 20 X 15 -- 1200 X 1000

2)wallthickness: Sch. 5s --160

3)standard:GB,ANIS,JIS,DIN,UNI etc.

4)Material: carbon,stainless steel,alloy steel

5)Packing: in plywood box,woven bags or as customer's special requirement

6)Quality: ISO9001: 2008 QC, ISO14001EMS,

7)Usage: petrol plumbing,chemical,electric power, shipyard,pharmacy,dairy food,beer,drink,irrigation works etc.