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CNIS GB/T 594-83 Marine forged steel male thread stop valves CNIS GB/T 1241-83 Marine forged steel male thread stop and check valves CNIS GB/T 3879-83 The material blanks of steel bonded carbide COE MOGS-05121 STRUCTURAL STEEL COE MOGS-02360 STEEL H-PILES COE MOGS-13413 STEEL STANDPIPES AND GROUND STORAGE RESERVOIRS COE MOGS-13412 ELEVATED STEEL WATER TANKS COE MOGS-16641 CATHODIC PROTECTION SYSTEM (STEEL WATER TANKS) CNIS GB/T 3642-83 Type S brazed stainless steel flexible metallic hose CNIS GB/T 3639-83 Cold-drawn or cold-rolled precision seamless steel tubes CNIS GB/T 3522-83 Cold-rolled quality carbon structural steel strips COE 8.5 NOTICE 11 STEEL WINDOWS CNIS GB 3423-82 Seamless steel tubes standard use diamond core drilling CNIS GB/T 3428-82 Galvanized steel core wire for aluminum cable steel reinforced CNIS GB/T 3206-82 Carbon constructional quality steel wires CNIS GB/T 3172-82 Determination of adhesion ratio of aluminum powder--Steel plate method CNIS GB/T 223.15-82 Chemical analysis of iron,steel and alloy--The determination of titanium by gra... CNIS GB/T 3278-82 Technical requirements for hot-rolled carbon tool steel sheets and plates CNIS GB/T 3089-82 Thinnest-wall seamless tubes of stainless and acid-resistance steel CNIS GB/T 3080-82 High speed tool steel wire CNIS GB/T 3094-82 Cold drawn seamless special-shape steel pipe CNIS GB 3087-82 Seamless steel tubes for low and medium pressure boiler CNIS GB/T 3090-82 Stainless steel small diameter steel tubes COE 7.11 STEEL SIDING WITH FACTORY APPLIED PAINT FINISH FOR WOOD FRAME BUILDINGS