Specification of Flangen Welding Neck Ulma
WN FLANGE ULMA WN flange this is derived from EUROPEAN COUNTRIES
for this an awful lot of material in the use of OIL COMPANY PERTAMINA GAS like &, CONOCOPHILIPS, CHEVRON PLN, etc.
due to this material meets STANDARD SPESIFIKASIny
country of origin: Europe
