Weldring neck

Description

FF
SIZE: DN15-DN600
PRESSIRE: PN0.6MPa-PN42MPa
STANDARD : DN15-DN600
MATERIAL : PN0.6MPa-PN42MPa,EN1092-1,BS4504,DIN25021.4301;1.4406;1.4541;1.4404; 1.4571;1.4435; 1.4550;1.4539;1.4462;1.4410

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