Sui Northern Gas Pipelines Limited invites sealed bids from original manufacturers, authorized distributors, dealers, and suppliers registered with Income Tax and Sales Tax Departments for the supply of weldneck, blind, and anchor flanges. The tender covers 10 items with a total quantity of 47 units, intended for gas transmission and distribution purposes. Bidders must submit a Rs 1,000 pay order or demand draft along with proof of active taxpayer status and a valid professional tax certificate. The tender is foreign/international in nature, with bids closing on January 20, 2026, at 2:30 PM. The procurement aims to ensure quality supply from eligible vendors under strict regulatory compliance.