KS322:1988, Specification for covered electrodes for manual metal arc welding of mild steel and low alloy steel
Valid
Issue: 2025-12-09
Expiry: 2027-12-09
SM# 9772
Product:
PVC-U PIPES FOR WATER AND SEWERAGE UNDER PRESSURE
Brand:
ALLTECH INDUSTRIES LTD
Company:
ALLTECH INDUSTRIES LIMITED
KSISO1452-2:2009, Plastics piping systems for water supply and for buried and above-ground drainage and sewerage under pressure - Unplasticized poly(vinyl chloride) (PVC-U) - Part 2: Pipes