Stainless Steel Press Fitting Equal Coupling M profile(www.cnhongda.cn)
Stainless Steel Press Fitting Equal Coupling M profileis widely used in drinking supply,cold and hot water supply, heating supply, fire protection,gas supply, industrial petroleum pipeline system etc.
http://www.cnhongda.cn/product/mpressfitting/SS-M-FITTING/
http://www.cnhongda.cn/press-pipe-fitting/products-ie/m-press-fitting/stainless-steel-press-fitting-equal-coupling-m.html