ISO 18119 GAS CYLINDERS — SEAMLESS STEEL AND SEAMLESS ALUMINIUM-ALLOY GAS CYLINDERS AND TUBES — PERIODIC INSPECTION AND TESTING
82,500.00
43
3,547,500.00
2
Rwanda Standards
RS ISO 15609-2: 2019 SPECIFICATION AND QUALIFICATION OF WELDING
PROCEDURES FOR METALLIC MATERIALS —
WELDING PROCEDURE SPECIFICATION —
PART 2: GAS WELDING