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Plastics pipes and fittings — Equipment for fusion jointing polyethylene systems — Part 1: Butt fusion

Plastics pipes and fittings — Equipment for fusion jointing polyethylene systems — Part 2: Electrofusion — Amendment 1

Plastics pipes and fittings — Equipment for fusion jointing polyethylene systems — Part 3: Operator's badge

Plastics pipes and fittings — Equipment for fusion jointing polyethylene systems — Part 4: Traceability coding

Plastics pipes and fittings — Equipment for fusion jointing polyethylene systems — Part 5: Two-dimensional data coding of components and data exchange format for PE piping systems

Geometrical product specifications (GPS) — Surface texture: Profile method — Calibration of contact (stylus) instruments

Displacement compressors — Acceptance tests — Amendment 1: Calculation of isentropic efficiency and relationship with specific energy

Geometrical product specifications (GPS) — Cylindricity — Part 1: Vocabulary and parameters of cylindrical form

Geometrical product specifications (GPS) — Cylindricity — Part 2: Specification operators

Geometrical product specifications (GPS) — Roundness — Part 2: Specification operators

Nuclear fuel technology — Controlled-potential coulometric measurement of plutonium

Crude petroleum, petroleum products and related products — Determination of density — Laboratory density meter with an oscillating U-tube sensor

Tractors and machinery for agriculture and forestry — Test procedures for positioning and guidance systems in agriculture — Part 1: Dynamic testing of satellite-based positioning devices

Tractors and machinery for agriculture and forestry — Test procedures for positioning and guidance systems in agriculture — Part 2: Testing of satellite-based auto-guidance systems during straight and level travel

Implants for surgery — Mechanical testing of implantable spinal devices — Fatigue test method for spinal implant assemblies using an anterior support

Fluid power systems and components — Graphical symbols and circuit diagrams — Part 1: Graphical symbols for conventional use and data-processing applications — Amendment 1

Fluid power systems and components — Graphical symbols and circuit diagrams — Part 2: Circuit diagrams

Fluid power systems and components — Graphical symbols and circuit diagrams — Part 3: Symbol modules and connected symbols in circuit diagrams

Paper and board — Determination of compressive strength — Ring crush method

Animal and vegetable fats and oils — Determination of lead by direct graphite furnace atomic absorption spectroscopy