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SY/T 0518-2002 Design specification for steel butt-welding fittings for oil and gas pipelines
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This standard specifies the requirements and methods for the design and selection of steel butt-weld pipe fittings for oil and gas
2025-03-23 category：Oil and gas industry standards (SY)+ View
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SY/T 0516-1997 Technical regulations for the design of insulating flanges
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This standard specifies the requirements for the design, manufacture, assembly and inspection of insulating flanges in electrical
2025-03-23 category：Oil and gas industry standards (SY)+ View
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SY/T 0515-1997 Specification for oil-gas separators
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This standard specifies the requirements for the design, manufacture, inspection and acceptance of oil-gas and oil-gas-water separ
2025-03-23 category：Oil and gas industry standards (SY)+ View
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SY/T 0512-1996 Flame arrester for petroleum storage tanks
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This standard specifies the product classification, technical requirements, test methods and inspection rules for petroleum storag
2025-03-23 category：Oil and gas industry standards (SY)+ View
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SY/T 0511-1996 Breathing valve for petroleum storage tank
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This standard specifies the classification, requirements, test methods, marking, packaging, etc. of petroleum storage tank breathi
2025-03-23 category：Oil and gas industry standards (SY)+ View
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SY/T 0510-1998 Steel butt-welding pipe fittings
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This standard specifies the dimensions, technical requirements, test methods and markings of butt-weld pipe fittings made of carbo
2025-03-23 category：Oil and gas industry standards (SY)+ View
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SY/T 0469-1998 Standard for quality inspection and assessment of petroleum construction projects - Manufacturing of oilfield steel vessels and heating furnaces
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This standard applies to the inspection and assessment of the quality of oilfield special heating furnaces and steel welded contai
2025-03-23 category：Oil and gas industry standards (SY)+ View
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SY/T 0468-2000 Petroleum construction project quality inspection and assessment standard Anti-corrosion and thermal insulation steel pipe production
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SY/T 0468-2000 Petroleum Construction Engineering Quality Inspection and Assessment Standard Anti-corrosion and Thermal Insulation
2025-03-23 category：Oil and gas industry standards (SY)+ View
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