The American Petroleum Institute, commonly referred to as API, is the largest U.S trade association for the oil and natural gas industry.[......]
API(American Petroleum Institute)，API 5L Line Pipe，API 5D
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Tag Archives: JIS
Pipe elbows
Elbows, also known as “ells,” are used to change the direction of a pipe system. An elbow typically features a 45- or 90-degree bend, although other angles are also available.[......]
JIS, Japanese Industrial Standards for steel
Japanese Industrial Standards specifies the standards used for industrial activities in Japan. The standardization process is coordinated by Japanese[......]
JIS Seamless Pipe
JIS seamless pipe is steel pipe that has been created by JIS and meets certain performance requirements. Manufacturers follow Japan Industrial Standar[......]
What is JIS?
Japanese Industrial Standards (JIS) specifies the standards used for industrial activities in Japan. The standardization process is coordinated by Japanese Industrial Standards Committee and published through Japanese Standards Association.[......]
Dimensions for JIS and KS Standards
JIS B2311/KS B1522 JIS B2312/KS B1541 JIS B2313/KS B1543
Nominal Pipe Size(NPS)
Outside Diameter
SPP/SGP
LG
STD
XS
A
B
JIS/KS
W.[......]