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CNIS GB/T 5953-86 Carbon structure steel wires for cold heading CNIS GB/T 5827.1-86 Inspecting regulation for solid shaped steel window CNIS GB/T 5826.2-86 Basic size system of side hung steel window (25mm solid section) CNIS GB/T 5826.3-86 Basic size system of side hung steel window (32mm solid section) CNIS GB/T 5826.1-86 Basic size system of side hung steel door ( 32, 40mm solid section) CNIS GB/T 5827.2-86 Inspecting regulation for hollow shaped steel window CNIS GB/T 3098.6-86 Mechanical properties of fasteners--Stainless steel bolts,screws,studs and nuts CNIS GB/T 5754-86 Steel cord conveyor belts--Longitudinal traction test--Measurement of tensile s... CNIS GB/T 5755-86 Steel cord conveyor belts--Cable-to-coating bond test CNIS GB/T 5680-85 The technical specifications for castings of high manganese steel CNIS GB/T 5677-85 Methods of radiographic testing and classification of radiographs for steel cas... CNIS GB/T 5615-85 The designations,definitions and symbols for heat treatment tempers of steel ca... CNIS GB/T 5617-85 Determination of effective depth of hardening after induction or flame hardenin... COE 8.5 NOTICE 12 STEEL WINDOWS COE 8.1A NOTICE 15 STEEL DOORS AND FRAMES CNIS GB/T 5312-85 Carbon steel seamless steel tubes for ship CNIS GB/T 5313-85 Steel plate with through-thickness characteristics CNIS GB/T 5293-85 Fluxes for the submerged arc welding of carbon steel CSA C22.2 NO 83-M1985 Electrical Metallic Tubing - Third Edition; General Instruction No 1 CNIS GB/T 223.42-85 Methods for chemical analysis of iron,steel and alloy--The anion-exchange separ... CNIS GB/T 5219-85 Chromium-vanadium spring steel wire CNIS GB/T 223.38-85 Methods for chemical analysis of iron,steel and alloy--The anion-exchange separ... CNIS GB/T 223.41-85 Methods for chemical analysis of iron,steel and alloy--The anion-exchange separ... CNIS GB/T 5221-85 Chromium-silicon spring steel wire