API American Petroleum Institute standard –API (American Petroleum Institute) abbreviation. API was built in 1919, is one of the first US national Chamber of Commerce Association, is also one of the earliest and most successful developing worldwide standards Commerce Association.

API Monogram Forensics Product Catalog

API Spec 1B oilfield triangle belt – triangle belt

API Spec 2B structural steel pipe – steel pipe

API Spec 2C Offshore Crane – level maritime station discouraged machine

API Spec 2F chain – flash butt welding chain

API Spec 2H Offshore carbon manganese steel pipe fittings –42 grade steel plate, 50 steel grade steel plate

API Spec 2MT1 offshore structures rolled carbon steel to improve the toughness – 2MT1 grade manganese steel plate

API Spec 2W offshore structural steel plate by thermal control process (TMCP) production of

API Spec 2Y offshore structures quenched and tempered steel plate

API Spec 4F drilling and work over derrick

API Spec 5B casing, tubing and line pipe thread processing, measurement and inspection

API Spec 5CT casing and tubing

API Spec 5D drill

API Spec 5L line pipe

API Spec 5LC CRA (corrosion-resistant alloys) pipeline

API Spec 5LCP continuous pipeline

API Spec 5LD covered with corrosion-resistant alloy or lined steel pipe

API Spec 6A wellhead equipment and oil gathering tree

API Spec 6AV1 ground operations and underwater safety valves verification tests at sea

API Spec 6D pipeline valves (gate valves, plug valves, ball valves and check valves)

API Spec 6H tube end plugs, connecting pipe and joint activities

API Spec 7 rotating drill pipe component

API Spec 7B-11C specification with a reciprocating internal combustion engine for oil field

API Spec 7C-11F install an internal combustion engine, the recommended maintenance practices

API Spec 7F wells with a chain and sprocket

API Spec 7K drilling equipment

API Spec 8A Drilling and Production Hoisting

API Spec 8C Drilling and Production Hoisting (PSL1 and PSL2)

API Spec 9A steel rope

API Spec 10A well cement

API Spec 10D bow spring casing centralizers

API Spec 11AX rod pump and accessories

API Spec 11B sucker rod

API Spec 11E pumping unit

API Spec 11IW independent Wellhead Equipment

API Spec 11L6 beam pumping unit of electric prime mover

API Spec 11N mine automatic oil metering equipment

API Spec 11V1 gas lift valve, orifice, return valve and balancing valve

API Spec 12B bolted storage tanks

API Spec 12D oil field welding tanks

API Spec 12F factory welded tanks

API Spec 12GDU glycol natural gas dehydration unit

API Spec 12J oil and gas separator

API Spec 12K indirect oil heater

API Spec 12L vertical and horizontal off Milk

API Spec 12P glass fiber reinforced plastic tanks

API Spec 13A drilling fluid materials

API Spec 14A underwater valve device specification

API Spec 15HR High Pressure Fiberglass Line Pipe

API Spec 15LE polyethylene (PE) pipeline

API Spec 15LR Low pressure fiberglass pipeline

API Spec 16A drill through equipment

API Spec 16C traffic saving and well pressing specification

API Spec 16D well control equipment control system

API Spec 16R marine drilling riser joints

API Spec 17D subsea wellhead and oil gathering tree equipment

API Spec 17E subsea production control lines

API Spec 17J bonded flexible pipe

API Spec 17K unbonded flexible pipe