CNIS GB/T 9116.21-88 Hubbed slip-on-welding steel pipe flanges with ring-joint face for PN 2.0MPa (20 bar). Формат поставки-PDF. Язык стандарта-Английский
Наименование:
CNIS GB/T 9116.21-88 Hubbed slip-on-welding steel pipe flanges with ring-joint face for PN 2.0MPa (20 bar)
Язык:
Английский
Формат поставки:
PDF
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