Pa'u Fa'atafaata Su'u vali
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astm a500 gra erw uliuli vaega gaogao sikuea sikuea paipa
Standard ASTM A53,A500,GB/T3094 SiseOD 10*10-400*400MM WT:1.0-17MM UMI:5.8-6M pei ona masani ai Material gr.a,gr.b,195-q345,x42,x46,x65,x70 Mfa'aaoga Fausia paipa, Pa / Faitotoa paipa, Fale, Meafale ma isi Smata suauu, uliuli, varnish, fufui vevela u'amea, muai u'amea Packing I fusi, fa'atasi ai ma ufi tapoleni palasitika e le vai.pine uamea Pmanuia ile va'aiga L/C po'o le 30%T/T
