Стандарты CNIS

CNIS GB/T 1228-91 High strength bolts with large hexagon head for steel structures CNIS GB/T 1230-91 High strength plain washers for steel structures CNIS GB/T 12756-91 Steel wire ropes for rubber hose CNIS GB/T 3277-91 Corrugated steel plates with lath and lentilform CNIS GB/T 12753-91 Steel wire ropes for conveyer belts CNIS GB/T 4239-91 Cold rolled stainless steel and heatresisting steel strips CNIS GB/T 2973-91 Zinc-coated steel wire--Test method for weight of zinc coating CNIS GB/T 12755-91 Roll-profiled steel sheet for building CNIS GB/T 12754-91 Coloured paint coat steel plates and strips CNIS GB/T 716-91 Cold-rolled carbon structural steel strips CNIS GB/T 3275-91 Hot-rolled quality carbon structural steel plates andstrips for automobile CNIS GB/T 12773-91 Valve steel bars for internal combustion engines--Technical requirements CNIS GB/T 12770-91 Welded stainless steel tubes for machine structure CNIS GB/T 12771-91 Welded stainless steel pipes for liquid delivery CNIS GB/T 12718-91 High-tensile steel chains (round link) for mining CNIS GB/T 12612-90 General specification for multifunctional solution of steel and iron surface tr... CNIS GB/T 12606-90 Magnetic leakage flux testing method of steel tubes and bars CNIS GB/T 12605-90 Methods of radiographic inspection and quality classification of circumferentia... CNIS GB/T 12470-90 Fluxes for the submerged arc welding of low alloy steel CNIS GB/T 12469-90 Quality assurance of welding--Requirement for fusion welding joint of steel and... CNIS GB/T 12459-90 Steel butt-welding seamless pipe fittings CNIS GB/T 12418-90 The technical requirements of repairs for steel general purpose containers CNIS GB/T 12361-90 General specification of steel die forgings CNIS GB/T 12362-90 Tolerances and machining allowances of steel die forgings