فروش پرطرفدار asme b36 19 عمده فروشی
ASME B36.10 / B36.19 Pipe Schedules. ASME B36.10 / B36.19 Pipe Schedules - Diameters - wall thicknesses - weights NPS OD mm 5S/5 10S 10 20 30 40S/STD 40 60 80S/XS 80 100 120 140 160 XXS Author Kam, C. de Created Date 3/25/2020 11:10:08 AM